Three countries, three indicators. One folder per country.

gdp_per_capita.csv            GDP per capita, current US dollars. World Bank, indicator NY.GDP.PCAP.CD
labour/unemployment.csv       Unemployment rate, % of the labour force. World Bank, indicator SL.UEM.TOTL.ZS
labour/eurostat/pay_gap.txt   Gender pay gap, unadjusted: the difference between the average hourly earnings
                              of men and women, in % of men's earnings. Eurostat, table tesem180.
                              Two columns: the year and the pay gap. The file has no header row.
