Property prices, selected series

Data - BIS

Author

François Geerolf

Info

source dataset .html .RData

bis

SELECTED_PP

 2024-08-09 2024-10-31

Data on housing

source dataset .html .RData

bdf

RPP

 2024-07-26 2024-07-01

bis

LONG_PP

 2024-08-09 2024-05-10

bis

SELECTED_PP

 2024-08-09 2024-10-31

ecb

RPP

 2024-10-08 2024-10-30

eurostat

ei_hppi_q

 2024-10-23 2024-10-23

eurostat

hbs_str_t223

 2024-10-23 2024-10-23

eurostat

prc_hicp_midx

 2024-10-09 2024-10-23

eurostat

prc_hpi_q

 2024-10-09 2024-10-09

fred

housing

 2024-10-24 2024-10-24

insee

IPLA-IPLNA-2015

 2024-10-29 2024-10-29

oecd

housing

 2024-09-15 2020-01-18

oecd

SNA_TABLE5

 2024-09-11 2023-10-19

LAST_COMPILE

LAST_COMPILE
2024-10-31

Last

Code 
SELECTED_PP %>%
  group_by(date) %>%
  summarise(Nobs = n()) %>%
  arrange(desc(date)) %>%
  head(1) %>%
  print_table_conditional()
date Nobs
2023-09-30 248

Nobs

Code 
SELECTED_PP %>%
  arrange(iso3c, FREQ, date) %>%
  group_by(iso3c, FREQ, VALUE, `Reference area`) %>%
  summarise(Nobs = n(),
            start = first(date),
            end = last(date)) %>%
  arrange(-Nobs) %>%
  mutate(Flag = gsub(" ", "-", str_to_lower(`Reference area`)),
         Flag = paste0('<img src="../../icon/flag/vsmall/', Flag, '.png" alt="Flag">')) %>%
  select(Flag, everything()) %>%
  {if (is_html_output()) datatable(., filter = 'top', rownames = F, escape = F) else .}

iso3c, Reference area

Code 
SELECTED_PP %>%
  arrange(iso3c, date) %>%
  group_by(iso3c, `Reference area`) %>%
  summarise(Nobs = n(),
            start = first(date),
            end = last(date)) %>%
  arrange(-Nobs) %>%
  mutate(Flag = gsub(" ", "-", str_to_lower(`Reference area`)),
         Flag = paste0('<img src="../../icon/flag/vsmall/', Flag, '.png" alt="Flag">')) %>%
  select(Flag, everything()) %>%
  {if (is_html_output()) datatable(., filter = 'top', rownames = F, escape = F) else .}

VALUE, Value

Code 
SELECTED_PP %>%
  group_by(VALUE, Value) %>%
  summarise(Nobs = n()) %>%
  arrange(-Nobs) %>%
  print_table_conditional()
VALUE Value Nobs
N Nominal 47988
R Real 47988

UNIT_MEASURE, Unit of measure

Code 
SELECTED_PP %>%
  group_by(UNIT_MEASURE, `Unit of measure`) %>%
  summarise(Nobs = n()) %>%
  arrange(-Nobs) %>%
  print_table_conditional()
UNIT_MEASURE Unit of measure Nobs
628 Index, 2010 = 100 47988
771 Year-on-year changes, in per cent 47988

FREQ, Frequency

Code 
SELECTED_PP %>%
  group_by(FREQ, Frequency) %>%
  summarise(Nobs = n()) %>%
  arrange(-Nobs) %>%
  print_table_conditional()
FREQ Frequency Nobs
Q Quarterly 95976

date

Code 
SELECTED_PP %>%
  group_by(date) %>%
  summarise(Nobs = n()) %>%
  arrange(desc(date)) %>%
  print_table_conditional()

Real House Prices

Thailand, South Korea, Japan

All

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("JPN", "KOR", "THA"),
         FREQ == "Q",
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1975

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("JPN", "KOR", "THA"),
         FREQ == "Q",
         date >= as.Date("1980-01-01"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1990-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("JPN", "KOR", "THA"),
         FREQ == "Q",
         date >= as.Date("1990-01-01") - days(1),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2022, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

2010-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("JPN", "KOR", "THA"),
         FREQ == "Q",
         date >= as.Date("2009-12-31"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(`Reference area`) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2022, 1) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Thailand, Sweden, Japan

All

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("JPN", "SWE", "THA"),
         FREQ == "Q",
         date >= as.Date("1970-01-01"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1980-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("JPN", "SWE", "THA"),
         FREQ == "Q",
         date >= as.Date("1980-01-01"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1990-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("JPN", "SWE", "THA"),
         FREQ == "Q",
         date >= as.Date("1990-01-01")-days(1),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Japan, United States, United Kingdom

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("JPN", "GBR", "USA"),
         FREQ == "Q",
         date >= as.Date("1970-01-01"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Germany, France, Italy, Spain, Netherlands

1971-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA", "ESP", "NLD"),
         FREQ == "Q",
         date >= as.Date("1971-03-31"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  mutate(color = ifelse(iso3c == "FRA", color2, color)) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("1971-03-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 1971 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_5flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1990-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA", "ESP", "NLD"),
         FREQ == "Q",
         date >= as.Date("1989-12-31"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  mutate(color = ifelse(iso3c == "FRA", color2, color)) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("1989-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 1990 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_5flags +
  scale_x_date(breaks = seq(1900, 2022, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1998-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA", "ESP", "NLD"),
         FREQ == "Q",
         date >= as.Date("1997-12-31"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  mutate(color = ifelse(iso3c == "FRA", color2, color)) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("1997-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 1998 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_5flags +
  scale_x_date(breaks = seq(1900, 2022, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

2000-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA", "ESP", "NLD"),
         FREQ == "Q",
         date >= as.Date("1999-12-31"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  mutate(color = ifelse(iso3c == "FRA", color2, color)) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("1999-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2000 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_5flags +
  scale_x_date(breaks = seq(1900, 2022, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

2020-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA", "ESP", "NLD"),
         FREQ == "Q",
         date >= as.Date("2019-12-31"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  mutate(color = ifelse(iso3c == "FRA", color2, color)) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("2019-12-31")]) %>%
  mutate(date = zoo::as.yearqtr(OBS_TIME, format = "%Y-Q%q")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2020 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_5flags +
  scale_y_log10(breaks = seq(0, 600, 5),
                     labels = dollar_format(a = 1, prefix = "")) +
  zoo::scale_x_yearqtr(format = "%YQ%q") +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank(),
        axis.text.x = element_text(angle = 45, vjust = 1, hjust = 1))

2021Q4-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA", "ESP", "NLD"),
         FREQ == "Q",
         zoo::as.yearqtr(OBS_TIME, format = "%Y-Q%q") >= zoo::as.yearqtr("2021 Q4"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  mutate(date = zoo::as.yearqtr(OBS_TIME, format = "%Y-Q%q")) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  mutate(color = ifelse(iso3c == "FRA", color2, color)) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == zoo::as.yearqtr("2021 Q4")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2020 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_5flags +
  scale_y_log10(breaks = seq(0, 600, 5),
                     labels = dollar_format(a = 1, prefix = "")) +
  zoo::scale_x_yearqtr(format = "%YQ%q") +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank(),
        axis.text.x = element_text(angle = 45, vjust = 1, hjust = 1))

Germany, France, Italy

All

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA"),
         FREQ == "Q",
         date >= as.Date("1970-03-31"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("1970-03-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1990-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA"),
         FREQ == "Q",
         date >= as.Date("1989-12-31"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("1989-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 1990 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2022, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1998-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA"),
         FREQ == "Q",
         date >= as.Date("1997-12-31"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("1997-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 1998 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2022, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

2000-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA"),
         FREQ == "Q",
         date >= as.Date("1999-12-31"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("1999-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2000 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2022, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

2008-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA"),
         FREQ == "Q",
         date >= as.Date("2007-12-31"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("2007-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 1998 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2022, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Euro Area, US, France, Germany

All

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "USA") | `Reference area` == "Euro area",
         FREQ == "Q",
         date >= as.Date("1970-01-01"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  mutate(`Reference area` = ifelse(`Reference area` == "Euro area", "Europe", `Reference area`)) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_4flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1975

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "USA") | `Reference area` == "Euro area",
         FREQ == "Q",
         date >= as.Date("1975-01-01"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  mutate(`Reference area` = ifelse(`Reference area` == "Euro area", "Europe", `Reference area`)) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(`Reference area`) %>%
  arrange(date) %>%
  mutate(value = 100*value/value[1]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 1975 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_4flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1990-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "USA") | `Reference area` == "Euro area",
         FREQ == "Q",
         date >= as.Date("1990-01-01"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  mutate(`Reference area` = ifelse(`Reference area` == "Euro area", "Europe", `Reference area`)) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(`Reference area`) %>%
  arrange(date) %>%
  mutate(value = 100*value/value[1]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_4flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1998-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "USA") | `Reference area` == "Euro area",
         FREQ == "Q",
         date >= as.Date("1998-01-01"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  mutate(`Reference area` = ifelse(`Reference area` == "Euro area", "Europe", `Reference area`)) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(`Reference area`) %>%
  arrange(date) %>%
  mutate(value = 100*value/value[1]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_4flags +
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Germany, France, Italy, Japan, United States

All

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA", "JPN", "USA"),
         FREQ == "Q",
         date >= as.Date("1970-01-01"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  mutate(color = ifelse(iso3c == "NLD", color2, color)) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_5flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1990-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA", "JPN", "USA", "ESP"),
         FREQ == "Q",
         date >= as.Date("1990-01-01"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  mutate(color = ifelse(iso3c == "NLD", color2, color)) %>%
  group_by(`Reference area`) %>%
  arrange(date) %>%
  mutate(value = 100*value/value[1]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 1990 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_6flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1998-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA", "JPN", "USA", "ESP"),
         FREQ == "Q",
         date >= as.Date("1998-01-01"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  mutate(color = ifelse(iso3c == "NLD", color2, color)) %>%
  group_by(`Reference area`) %>%
  arrange(date) %>%
  mutate(value = 100*value/value[1]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 1998 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_6flags +
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

2000-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA", "JPN", "USA", "ESP"),
         FREQ == "Q",
         date >= as.Date("2000-01-01"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  mutate(color = ifelse(iso3c == "NLD", color2, color)) %>%
  group_by(`Reference area`) %>%
  arrange(date) %>%
  mutate(value = 100*value/value[1]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2000 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_6flags +
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Germany, France, Italy, Spain, Netherlands

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA", "ESP", "NLD"),
         FREQ == "Q",
         date >= as.Date("1970-01-01"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  mutate(color = ifelse(iso3c == "NLD", color2, color)) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_5flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Germany, France, Sweden, Japan

All

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "SWE", "JPN"),
         FREQ == "Q",
         date >= as.Date("1970-01-01"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_4flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1998-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "SWE", "JPN"),
         FREQ == "Q",
         date >= as.Date("1997-12-31"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(`Reference area`) %>%
  mutate(value = 100*value/value[date == as.Date("1997-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 1998 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_4flags +
  scale_x_date(breaks = seq(1900, 2022, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Germany, France, Sweden, Japan, Spain, US, Switzerland

All

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "SWE", "JPN", "ESP", "ITA", "USA", "CHE"),
         FREQ == "Q",
         VALUE == "R",
         date >= as.Date("1972-12-31"),
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(`Reference area`) %>%
  mutate(value = 100*value/value[date == as.Date("1972-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 1998 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_8flags +
  scale_x_date(breaks = seq(1900, 2022, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1998-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "SWE", "JPN", "ESP", "ITA", "USA", "CHE"),
         FREQ == "Q",
         date >= as.Date("1997-12-31"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(`Reference area`) %>%
  mutate(value = 100*value/value[date == as.Date("1997-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 1998 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_8flags +
  scale_x_date(breaks = seq(1900, 2022, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Denmark, Germany, Switzerland

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "DNK", "CHE"),
         FREQ == "Q",
         date >= as.Date("1970-01-01"),
         VALUE == "R",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Nominal House Prices

Germany, France, US, Europe

1975

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "USA") | `Reference area` == "Euro area",
         FREQ == "Q",
         date >= as.Date("1975-01-01"),
         VALUE == "N",
         UNIT_MEASURE == 628) %>%
  mutate(`Reference area` = ifelse(`Reference area` == "Euro area", "Europe", `Reference area`)) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(`Reference area`) %>%
  arrange(date) %>%
  mutate(value = 100*value/value[1]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Nominal House Prices (Index, 1975 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_4flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 2000, 100),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

2007-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "USA") | `Reference area` == "Euro area",
         FREQ == "Q",
         date >= as.Date("2007-01-01"),
         VALUE == "N",
         UNIT_MEASURE == 628) %>%
  mutate(`Reference area` = ifelse(`Reference area` == "Euro area", "Europe", `Reference area`)) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(`Reference area`) %>%
  arrange(date) %>%
  mutate(value = 100*value/value[1]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Nominal House Prices (Index, 2007 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_4flags +
  scale_x_date(breaks = seq(2007, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 2000, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

France, Italy, Spain, United States

1990-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("FRA", "ESP", "NLD", "USA"),
         FREQ == "Q",
         date >= as.Date("1989-12-31"),
         VALUE == "N",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  mutate(color = ifelse(iso3c == "FRA", color2, color)) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("1989-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Nominal House Prices (Index, 1990 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_4flags +
  scale_x_date(breaks = seq(1900, 2022, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

2000-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("FRA", "ESP", "NLD", "USA"),
         FREQ == "Q",
         date >= as.Date("1999-12-31"),
         VALUE == "N",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  mutate(color = ifelse(iso3c == "FRA", color2, color)) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("1999-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Nominal House Prices (Index, 2000 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_4flags +
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Germany, France, Italy, Spain, Nertherlands

1990-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA", "ESP", "NLD"),
         FREQ == "Q",
         date >= as.Date("1989-12-31"),
         VALUE == "N",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  mutate(color = ifelse(iso3c == "FRA", color2, color)) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("1989-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Nominal House Prices (Index, 1990 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_5flags +
  scale_x_date(breaks = seq(1900, 2022, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

2000-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA", "ESP", "NLD", "USA"),
         FREQ == "Q",
         date >= as.Date("1999-12-31"),
         VALUE == "N",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  mutate(color = ifelse(iso3c == "FRA", color2, color)) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("1999-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Nominal House Prices (Index, 1990 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_6flags +
  scale_x_date(breaks = seq(1900, 2024, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Japan, United States, United Kingdom

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("JPN", "GBR", "USA"),
         FREQ == "Q",
         date >= as.Date("1970-01-01"),
         VALUE == "N",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Germany, France, Sweden, Japan

1970-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "JPN", "SWE"),
         FREQ == "Q",
         date >= as.Date("1970-01-01"),
         VALUE == "N",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_4flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1998-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "JPN", "SWE"),
         FREQ == "Q",
         date >= as.Date("1998-01-01"),
         VALUE == "N",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Nominal House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_4flags +
  scale_x_date(breaks = seq(1900, 2022, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Germany, France, Italy

All

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA"),
         FREQ == "Q",
         date >= as.Date("1970-01-01"),
         VALUE == "N",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

1990-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA"),
         FREQ == "Q",
         date >= as.Date("1989-12-31"),
         VALUE == "N",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("1989-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Nominal House Prices (Index, 1990 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2022, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

2000-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA"),
         FREQ == "Q",
         date >= as.Date("1999-12-31"),
         VALUE == "N",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("1999-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Nominal House Prices (Index, 2000 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2022, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

2008-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA"),
         FREQ == "Q",
         date >= as.Date("2007-12-31"),
         VALUE == "N",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == as.Date("2007-12-31")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 1998 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2022, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

2021Q4-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "FRA", "ITA", "ESP", "NLD"),
         FREQ == "Q",
         zoo::as.yearqtr(OBS_TIME, format = "%Y-Q%q") >= zoo::as.yearqtr("2021 Q4"),
         VALUE == "N",
         UNIT_MEASURE == 628) %>%
  mutate(date = zoo::as.yearqtr(OBS_TIME, format = "%Y-Q%q")) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  mutate(color = ifelse(iso3c == "FRA", color2, color)) %>%
  group_by(iso3c) %>%
  mutate(value = 100*value/value[date == zoo::as.yearqtr("2021 Q4")]) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Nominal House Prices (Index, 2020 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_5flags +
  scale_y_log10(breaks = seq(0, 600, 2),
                     labels = dollar_format(a = 1, prefix = "")) +
  zoo::scale_x_yearqtr(format = "%YQ%q") +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank(),
        axis.text.x = element_text(angle = 45, vjust = 1, hjust = 1))

Denmark, Germany, Switzerland

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU", "DNK", "CHE"),
         FREQ == "Q",
         date >= as.Date("1970-01-01"),
         VALUE == "N",
         UNIT_MEASURE == 628) %>%
  left_join(colors, by = c("Reference area" = "country")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("Real House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = color)) + 
  scale_color_identity() + add_3flags +
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Individual Countries

Italy

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("ITA"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Japan

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("JPN"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

South Africa

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("ZAF"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

United Kingdom

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("GBR"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Australia

All

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("AUS"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

2000-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("AUS"),
         FREQ == "Q",
         UNIT_MEASURE == 628,
         date >= as.Date("2000-01-01")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

2010-

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("AUS"),
         FREQ == "Q",
         UNIT_MEASURE == 628,
         date >= as.Date("2010-01-01")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 1) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Belgium

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("BEL"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Canada

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("CAN"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Switzerland

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("CHE"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Germany

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DEU"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Denmark

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("DNK"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Finland

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("FIN"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

France

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("FRA"),
         FREQ == "Q",
         date >= as.Date("1970-01-01"),
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = c(seq(1, 10, 1), seq(0, 600, 10)),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Ireland

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("IRL"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Netherlands

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("NLD"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

New Zealand

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("NZL"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Sweden

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("SWE"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Sweden (1980 - 2000)

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("SWE"),
         FREQ == "Q",
         UNIT_MEASURE == 628,
         date >= as.Date("1980-01-01"),
         date <= as.Date("2000-01-01")) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 5),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

United States

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("USA"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Spain

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("ESP"),
         FREQ == "Q",
         date >= as.Date("1970-01-01"),
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = c(seq(1, 10, 1), seq(0, 600, 10)),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Korea

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("KOR"),
         FREQ == "Q",
         date >= as.Date("1970-01-01"),
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = c(seq(1, 10, 1), seq(0, 600, 10)),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Euro Area

Code 
SELECTED_PP %>%
  filter(`Reference area` %in% c("Euro area"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Hong Kong

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("HKG"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Norway

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("NOR"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Colombia

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("COL"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Malaysia

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("MYS"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Thailand

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("THA"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Israel

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("ISR"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Peru

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("PER"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Singapore

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("SGP"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Lithuania

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("LTU"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Austria

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("AUT"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Iceland

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("ISL"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

North Macedonia

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("MKD"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 5) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Serbia

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("SRB"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Brazil

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("BRA"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Russia

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("RUS"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Croatia

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("HRV"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Indonesia

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("IDN"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Chile

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("CHL"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Cyprus

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("CYP"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

United Arab Emirates

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("ARE"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Bulgaria

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("BGR"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Estonia

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("EST"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Mexico

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("MEX"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Malta

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("MLT"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

China

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("CHN"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Greece

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("GRC"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Latvia

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("LVA"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Morocco

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("MAR"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Slovak Republic

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("SVK"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Hungary

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("HUN"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Slovenia

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("SVN"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Luxembourg

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("LUX"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Czech Republic

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("CZE"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Philippines

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("PHL"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Portugal

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("PRT"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

India

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("IND"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Romania

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("ROU"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Poland

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("POL"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.8, 0.2),
        legend.title = element_blank())

Turkey

Code 
SELECTED_PP %>%
  filter(iso3c %in% c("TUR"),
         FREQ == "Q",
         UNIT_MEASURE == 628) %>%
  ggplot(.) + theme_minimal() + xlab("") + ylab("House Prices (Index, 2010 = 100)") +
  geom_line(aes(x = date, y = value, color = Value, linetype = Value)) + 
  scale_x_date(breaks = seq(1900, 2030, 2) %>% paste0("-01-01") %>% as.Date,
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0, 600, 10),
                     labels = dollar_format(a = 1, prefix = "")) +
  scale_color_manual(values = viridis(3)[1:2]) +
  theme(legend.position = c(0.2, 0.8),
        legend.title = element_blank())