{"entity":{"iso2":"MR","iso3":"MRT","name":"Mauritania","slug":"mauritania"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-average-years-of-primary-schooling-age-25-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.PRM.SCHL.25UP","title":"Barro-Lee: Average years of primary schooling, age 25+, total","unit":null},"observations":[{"date":"1960-01-01","value":1.32},{"date":"1965-01-01","value":1.39},{"date":"1970-01-01","value":1.46},{"date":"1975-01-01","value":1.58},{"date":"1980-01-01","value":1.63},{"date":"1985-01-01","value":1.74},{"date":"1990-01-01","value":1.89},{"date":"1995-01-01","value":2.12},{"date":"2000-01-01","value":2.35},{"date":"2005-01-01","value":2.61},{"date":"2010-01-01","value":2.91}],"summary":{"latest_period":"2010-01-01","latest_value":2.91,"max":2.91,"mean":1.90909,"min":1.32,"of":144,"rank":122,"trend":"rising"}}