{"entity":{"iso2":"CG","iso3":"COG","name":"Congo","slug":"congo-rep"},"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":0.42},{"date":"1965-01-01","value":0.41},{"date":"1970-01-01","value":1.04},{"date":"1975-01-01","value":1.04},{"date":"1980-01-01","value":2.11},{"date":"1985-01-01","value":2.11},{"date":"1990-01-01","value":3.72},{"date":"1995-01-01","value":3.72},{"date":"2000-01-01","value":4.68},{"date":"2005-01-01","value":4.08},{"date":"2010-01-01","value":3.49}],"summary":{"latest_period":"2010-01-01","latest_value":3.49,"max":4.68,"mean":2.43818,"min":0.41,"of":144,"rank":114,"trend":"volatile"}}