{"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-50-54-with-primary-schooling-total-incomplete-and","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.PRM.ICMP.5054.ZS","title":"Barro-Lee: Percentage of population age 50-54 with primary schooling. Total (Incomplete and Completed Primary)","unit":"Incomplete and Completed Primary"},"observations":[{"date":"1960-01-01","value":47.99},{"date":"1965-01-01","value":46.12},{"date":"1970-01-01","value":44.23},{"date":"1975-01-01","value":44.23},{"date":"1980-01-01","value":44.23},{"date":"1985-01-01","value":44.23},{"date":"1990-01-01","value":43.75},{"date":"1995-01-01","value":32.24},{"date":"2000-01-01","value":40.12},{"date":"2005-01-01","value":37.9},{"date":"2010-01-01","value":9.3}],"summary":{"latest_period":"2010-01-01","latest_value":9.3,"max":47.99,"mean":39.4855,"min":9.3,"of":144,"rank":109,"trend":"falling"}}