{"entity":{"iso2":"LK","iso3":"LKA","name":"Sri Lanka","slug":"sri-lanka"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-average-years-of-primary-schooling-age-75-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.PRM.SCHL.75UP","title":"Barro-Lee: Average years of primary schooling, age 75+, total","unit":null},"observations":[{"date":"1960-01-01","value":2.37},{"date":"1965-01-01","value":2.42},{"date":"1970-01-01","value":2.74},{"date":"1975-01-01","value":3.0},{"date":"1980-01-01","value":3.26},{"date":"1985-01-01","value":3.5},{"date":"1990-01-01","value":3.63},{"date":"1995-01-01","value":3.86},{"date":"2000-01-01","value":4.01},{"date":"2005-01-01","value":4.4},{"date":"2010-01-01","value":4.64}],"summary":{"latest_period":"2010-01-01","latest_value":4.64,"max":4.64,"mean":3.43909,"min":2.37,"of":144,"rank":34,"trend":"rising"}}