{"entity":{"iso2":"BW","iso3":"BWA","name":"Botswana","slug":"botswana"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-population-in-thousands-age-35-39-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.POP.3539","title":"Barro-Lee: Population in thousands, age 35-39, total","unit":null},"observations":[{"date":"1960-01-01","value":28.0},{"date":"1965-01-01","value":26.0},{"date":"1970-01-01","value":30.0},{"date":"1975-01-01","value":37.0},{"date":"1980-01-01","value":43.0},{"date":"1985-01-01","value":55.0},{"date":"1990-01-01","value":74.0},{"date":"1995-01-01","value":89.0},{"date":"2000-01-01","value":96.0},{"date":"2005-01-01","value":83.0},{"date":"2010-01-01","value":67.0}],"summary":{"latest_period":"2010-01-01","latest_value":67.0,"max":96.0,"mean":57.0909,"min":26.0,"of":144,"rank":130,"trend":"rising"}}