{"entity":{"iso2":"RS","iso3":"SRB","name":"Serbia","slug":"serbia"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-average-years-of-primary-schooling-age-35-39-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.PRM.SCHL.3539","title":"Barro-Lee: Average years of primary schooling, age 35-39, total","unit":null},"observations":[{"date":"1960-01-01","value":4.63},{"date":"1965-01-01","value":4.74},{"date":"1970-01-01","value":4.55},{"date":"1975-01-01","value":5.96},{"date":"1980-01-01","value":6.02},{"date":"1985-01-01","value":7.2},{"date":"1990-01-01","value":7.58},{"date":"1995-01-01","value":7.87},{"date":"2000-01-01","value":7.92},{"date":"2005-01-01","value":7.94},{"date":"2010-01-01","value":3.98}],"summary":{"latest_period":"2010-01-01","latest_value":3.98,"max":7.94,"mean":6.21727,"min":3.98,"of":144,"rank":103,"trend":"rising"}}