{"entity":{"iso2":"SV","iso3":"SLV","name":"El Salvador","slug":"el-salvador"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-percentage-of-population-age-75-with-primary-schooling-completed-primary","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.PRM.CMPT.75UP.ZS","title":"Barro-Lee: Percentage of population age 75+ with primary schooling. Completed Primary","unit":null},"observations":[{"date":"1960-01-01","value":5.1},{"date":"1965-01-01","value":3.2},{"date":"1970-01-01","value":3.87},{"date":"1975-01-01","value":3.91},{"date":"1980-01-01","value":4.01},{"date":"1985-01-01","value":4.28},{"date":"1990-01-01","value":3.64},{"date":"1995-01-01","value":5.42},{"date":"2000-01-01","value":5.1},{"date":"2005-01-01","value":6.11},{"date":"2010-01-01","value":18.65}],"summary":{"latest_period":"2010-01-01","latest_value":18.65,"max":18.65,"mean":5.75364,"min":3.2,"of":144,"rank":53,"trend":"volatile"}}