{"entity":{"iso2":"TO","iso3":"TON","name":"Tonga","slug":"tonga"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"wittgenstein-projection-percentage-of-the-population-age-80-by-highest-level-of","source":"Wittgenstein Centre for Demography and Global Human Capital: http://www.oeaw.ac.at/vid/dataexplorer/","source_url":"https://data.worldbank.org/indicator/PRJ.ATT.80UP.1.FE","title":"Wittgenstein Projection: Percentage of the population age 80+ by highest level of educational attainment. Primary. Female","unit":null},"observations":[{"date":"2010-01-01","value":0.62},{"date":"2015-01-01","value":0.59},{"date":"2020-01-01","value":0.56},{"date":"2025-01-01","value":0.53},{"date":"2030-01-01","value":0.49},{"date":"2035-01-01","value":0.43},{"date":"2040-01-01","value":0.36},{"date":"2045-01-01","value":0.31},{"date":"2050-01-01","value":0.21},{"date":"2055-01-01","value":0.14},{"date":"2060-01-01","value":0.09},{"date":"2065-01-01","value":0.07},{"date":"2070-01-01","value":0.06},{"date":"2075-01-01","value":0.05},{"date":"2080-01-01","value":0.05},{"date":"2085-01-01","value":0.05},{"date":"2090-01-01","value":0.04},{"date":"2095-01-01","value":0.04},{"date":"2100-01-01","value":0.04}],"summary":{"latest_period":"2100-01-01","latest_value":0.04,"max":0.62,"mean":0.248947,"min":0.04,"of":166,"rank":87,"trend":"volatile"}}