{"entity":{"iso2":"TO","iso3":"TON","name":"Tonga","slug":"tonga"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"school-life-expectancy-pre-primary-both-sexes-years","source":"UNESCO Institute for Statistics","source_url":"https://data.worldbank.org/indicator/UIS.SLE.02","title":"School life expectancy, pre-primary, both sexes (years)","unit":"years"},"observations":[{"date":"1975-01-01","value":0.21189},{"date":"1998-01-01","value":0.40622},{"date":"1999-01-01","value":0.56954},{"date":"2004-01-01","value":0.43012},{"date":"2012-01-01","value":0.73517},{"date":"2014-01-01","value":0.8259},{"date":"2015-01-01","value":0.91626}],"summary":{"latest_period":"2015-01-01","latest_value":0.91626,"max":0.91626,"mean":0.585014,"min":0.21189,"of":191,"rank":139,"trend":"rising"}}