{"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-total-schooling-age-75-female","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.SCHL.75UP.FE","title":"Barro-Lee: Average years of total schooling, age 75+, female","unit":null},"observations":[{"date":"1960-01-01","value":4.1},{"date":"1965-01-01","value":4.26},{"date":"1970-01-01","value":5.9},{"date":"1975-01-01","value":6.05},{"date":"1980-01-01","value":6.17},{"date":"1985-01-01","value":6.34},{"date":"1990-01-01","value":7.85},{"date":"1995-01-01","value":9.51},{"date":"2000-01-01","value":7.23},{"date":"2005-01-01","value":6.16},{"date":"2010-01-01","value":7.49}],"summary":{"latest_period":"2010-01-01","latest_value":7.49,"max":9.51,"mean":6.46,"min":4.1,"of":144,"rank":30,"trend":"rising"}}