{"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-40-44-with-secondary-schooling-completed-secondary","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.SEC.CMPT.4044.ZS","title":"Barro-Lee: Percentage of population age 40-44 with secondary schooling. Completed Secondary","unit":null},"observations":[{"date":"1960-01-01","value":4.53},{"date":"1965-01-01","value":4.6},{"date":"1970-01-01","value":4.74},{"date":"1975-01-01","value":4.74},{"date":"1980-01-01","value":4.74},{"date":"1985-01-01","value":5.4},{"date":"1990-01-01","value":6.28},{"date":"1995-01-01","value":13.35},{"date":"2000-01-01","value":11.3},{"date":"2005-01-01","value":13.1},{"date":"2010-01-01","value":56.44}],"summary":{"latest_period":"2010-01-01","latest_value":56.44,"max":56.44,"mean":11.7473,"min":4.53,"of":144,"rank":19,"trend":"volatile"}}