{"entity":{"iso2":"TO","iso3":"TON","name":"Tonga","slug":"tonga"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-percentage-of-population-age-30-34-with-primary-schooling-completed-primary","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.PRM.CMPT.3034.ZS","title":"Barro-Lee: Percentage of population age 30-34 with primary schooling. Completed Primary","unit":null},"observations":[{"date":"1960-01-01","value":16.21},{"date":"1965-01-01","value":17.21},{"date":"1970-01-01","value":30.62},{"date":"1975-01-01","value":30.62},{"date":"1980-01-01","value":32.72},{"date":"1985-01-01","value":12.05},{"date":"1990-01-01","value":12.66},{"date":"1995-01-01","value":8.17},{"date":"2000-01-01","value":10.16},{"date":"2005-01-01","value":8.09},{"date":"2010-01-01","value":2.91}],"summary":{"latest_period":"2010-01-01","latest_value":2.91,"max":32.72,"mean":16.4927,"min":2.91,"of":144,"rank":108,"trend":"volatile"}}