{"entity":{"iso2":"SL","iso3":"SLE","name":"Sierra Leone","slug":"sierra-leone"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-percentage-of-population-age-40-44-with-primary-schooling-total-incomplete-and","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.PRM.ICMP.4044.ZS","title":"Barro-Lee: Percentage of population age 40-44 with primary schooling. Total (Incomplete and Completed Primary)","unit":"Incomplete and Completed Primary"},"observations":[{"date":"1960-01-01","value":3.4},{"date":"1965-01-01","value":3.4},{"date":"1970-01-01","value":3.4},{"date":"1975-01-01","value":3.2},{"date":"1980-01-01","value":3.2},{"date":"1985-01-01","value":7.3},{"date":"1990-01-01","value":8.28},{"date":"1995-01-01","value":12.72},{"date":"2000-01-01","value":15.58},{"date":"2005-01-01","value":17.33},{"date":"2010-01-01","value":17.62}],"summary":{"latest_period":"2010-01-01","latest_value":17.62,"max":17.62,"mean":8.67545,"min":3.2,"of":144,"rank":75,"trend":"volatile"}}