{"entity":{"iso2":"TO","iso3":"TON","name":"Tonga","slug":"tonga"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-average-years-of-primary-schooling-age-75-female","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.PRM.SCHL.75UP.FE","title":"Barro-Lee: Average years of primary schooling, age 75+, female","unit":null},"observations":[{"date":"1960-01-01","value":3.1},{"date":"1965-01-01","value":3.19},{"date":"1970-01-01","value":4.46},{"date":"1975-01-01","value":4.51},{"date":"1980-01-01","value":4.53},{"date":"1985-01-01","value":4.59},{"date":"1990-01-01","value":5.16},{"date":"1995-01-01","value":5.73},{"date":"2000-01-01","value":5.14},{"date":"2005-01-01","value":4.88},{"date":"2010-01-01","value":5.32}],"summary":{"latest_period":"2010-01-01","latest_value":5.32,"max":5.73,"mean":4.60091,"min":3.1,"of":144,"rank":27,"trend":"rising"}}