{"entity":{"iso2":"BW","iso3":"BWA","name":"Botswana","slug":"botswana"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-average-years-of-primary-schooling-age-15-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.PRM.SCHL.15UP","title":"Barro-Lee: Average years of primary schooling, age 15+, total","unit":null},"observations":[{"date":"1960-01-01","value":1.22},{"date":"1965-01-01","value":1.43},{"date":"1970-01-01","value":1.93},{"date":"1975-01-01","value":2.47},{"date":"1980-01-01","value":2.76},{"date":"1985-01-01","value":3.96},{"date":"1990-01-01","value":4.62},{"date":"1995-01-01","value":5.47},{"date":"2000-01-01","value":5.82},{"date":"2005-01-01","value":6.05},{"date":"2010-01-01","value":6.26}],"summary":{"latest_period":"2010-01-01","latest_value":6.26,"max":6.26,"mean":3.81727,"min":1.22,"of":144,"rank":17,"trend":"rising"}}