{"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-secondary-schooling-total-incomplete-and","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.SEC.ICMP.75UP.ZS","title":"Barro-Lee: Percentage of population age 75+ with secondary schooling. Total (Incomplete and Completed Secondary)","unit":"Incomplete and Completed Secondary"},"observations":[{"date":"1960-01-01","value":24.49},{"date":"1965-01-01","value":26.3},{"date":"1970-01-01","value":35.37},{"date":"1975-01-01","value":37.55},{"date":"1980-01-01","value":39.78},{"date":"1985-01-01","value":42.04},{"date":"1990-01-01","value":62.68},{"date":"1995-01-01","value":86.04},{"date":"2000-01-01","value":48.77},{"date":"2005-01-01","value":29.7},{"date":"2010-01-01","value":50.61}],"summary":{"latest_period":"2010-01-01","latest_value":50.61,"max":86.04,"mean":43.9391,"min":24.49,"of":144,"rank":22,"trend":"rising"}}