{"entity":{"iso2":"SV","iso3":"SLV","name":"El Salvador","slug":"el-salvador"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-average-years-of-primary-schooling-age-65-69-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.PRM.SCHL.6569","title":"Barro-Lee: Average years of primary schooling, age 65-69, total","unit":null},"observations":[{"date":"1960-01-01","value":1.46},{"date":"1965-01-01","value":1.3},{"date":"1970-01-01","value":1.21},{"date":"1975-01-01","value":1.34},{"date":"1980-01-01","value":1.36},{"date":"1985-01-01","value":1.44},{"date":"1990-01-01","value":1.42},{"date":"1995-01-01","value":1.8},{"date":"2000-01-01","value":2.33},{"date":"2005-01-01","value":2.47},{"date":"2010-01-01","value":4.02}],"summary":{"latest_period":"2010-01-01","latest_value":4.02,"max":4.02,"mean":1.83182,"min":1.21,"of":144,"rank":53,"trend":"rising"}}