{"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-total-schooling-age-70-74-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.SCHL.7074","title":"Barro-Lee: Average years of total schooling, age 70-74, total","unit":null},"observations":[{"date":"1960-01-01","value":1.67},{"date":"1965-01-01","value":1.51},{"date":"1970-01-01","value":1.39},{"date":"1975-01-01","value":1.45},{"date":"1980-01-01","value":1.6},{"date":"1985-01-01","value":1.63},{"date":"1990-01-01","value":1.67},{"date":"1995-01-01","value":1.84},{"date":"2000-01-01","value":2.14},{"date":"2005-01-01","value":3.19},{"date":"2010-01-01","value":4.99}],"summary":{"latest_period":"2010-01-01","latest_value":4.99,"max":4.99,"mean":2.09818,"min":1.39,"of":144,"rank":72,"trend":"rising"}}