{"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-75-with-no-education","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.NOED.75UP.ZS","title":"Barro-Lee: Percentage of population age 75+ with no education","unit":null},"observations":[{"date":"1960-01-01","value":28.97},{"date":"1965-01-01","value":28.22},{"date":"1970-01-01","value":12.91},{"date":"1975-01-01","value":12.44},{"date":"1980-01-01","value":11.96},{"date":"1985-01-01","value":11.47},{"date":"1990-01-01","value":7.01},{"date":"1995-01-01","value":2.0},{"date":"2000-01-01","value":3.26},{"date":"2005-01-01","value":4.8},{"date":"2010-01-01","value":2.76}],"summary":{"latest_period":"2010-01-01","latest_value":2.76,"max":28.97,"mean":11.4364,"min":2.0,"of":144,"rank":117,"trend":"volatile"}}