{"entity":{"iso2":"IR","iso3":"IRN","name":"Iran","slug":"iran-islamic-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":0.59},{"date":"1965-01-01","value":0.65},{"date":"1970-01-01","value":0.97},{"date":"1975-01-01","value":1.07},{"date":"1980-01-01","value":1.8},{"date":"1985-01-01","value":2.27},{"date":"1990-01-01","value":2.9},{"date":"1995-01-01","value":3.62},{"date":"2000-01-01","value":4.37},{"date":"2005-01-01","value":4.0},{"date":"2010-01-01","value":4.13}],"summary":{"latest_period":"2010-01-01","latest_value":4.13,"max":4.37,"mean":2.39727,"min":0.59,"of":144,"rank":95,"trend":"volatile"}}