{"entity":{"iso2":"PL","iso3":"POL","name":"Poland","slug":"poland"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-population-in-thousands-age-40-44-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.POP.4044","title":"Barro-Lee: Population in thousands, age 40-44, total","unit":null},"observations":[{"date":"1960-01-01","value":1313.0},{"date":"1965-01-01","value":2002.0},{"date":"1970-01-01","value":2243.0},{"date":"1975-01-01","value":2241.0},{"date":"1980-01-01","value":2102.0},{"date":"1985-01-01","value":1820.0},{"date":"1990-01-01","value":2671.0},{"date":"1995-01-01","value":3186.0},{"date":"2000-01-01","value":3175.0},{"date":"2005-01-01","value":2590.0},{"date":"2010-01-01","value":2378.0}],"summary":{"latest_period":"2010-01-01","latest_value":2378.0,"max":3186.0,"mean":2338.27,"min":1313.0,"of":144,"rank":29,"trend":"rising"}}