{"id":"worldbank.school-age-population-one-year-before-than-official.ton.annual","dataset_id":"worldbank-school-age-population-one-year-before-than-official","indicator":"school-age-population-one-year-before-than-official","geography":"TON","frequency":"annual","unit":"count","start_period":"1970","end_period":"2020","org":"World Bank","original_indicator":"UIS.SAP.1.AGM1","url":"https://api.worldbank.org/v2","retrieved_at":"2026-11-08T10:28:13+00:00","version":"1","geography_name":"Tonga","region":"East Asia & Pacific","observations":[{"period":"1970","value":3013.0,"flags":""},{"period":"1971","value":3012.0,"flags":""},{"period":"1972","value":2971.0,"flags":""},{"period":"1973","value":2900.0,"flags":""},{"period":"1974","value":2814.0,"flags":""},{"period":"1975","value":2730.0,"flags":""},{"period":"1976","value":2652.0,"flags":""},{"period":"1977","value":2550.0,"flags":""},{"period":"1978","value":2439.0,"flags":""},{"period":"1979","value":2338.0,"flags":""},{"period":"1980","value":2275.0,"flags":""},{"period":"1981","value":2314.0,"flags":""},{"period":"1982","value":2382.0,"flags":""},{"period":"1983","value":2456.0,"flags":""},{"period":"1984","value":2631.0,"flags":""},{"period":"1985","value":2592.0,"flags":""},{"period":"1986","value":2659.0,"flags":""},{"period":"1987","value":2741.0,"flags":""},{"period":"1988","value":2811.0,"flags":""},{"period":"1989","value":2833.0,"flags":""},{"period":"1990","value":2768.0,"flags":""},{"period":"1991","value":2697.0,"flags":""},{"period":"1992","value":2589.0,"flags":""},{"period":"1993","value":2480.0,"flags":""},{"period":"1994","value":2415.0,"flags":""},{"period":"1995","value":2446.0,"flags":""},{"period":"1996","value":2524.0,"flags":""},{"period":"1997","value":2638.0,"flags":""},{"period":"1998","value":2750.0,"flags":""},{"period":"1999","value":2810.0,"flags":""},{"period":"2000","value":2760.0,"flags":""},{"period":"2001","value":2709.0,"flags":""},{"period":"2002","value":2641.0,"flags":""},{"period":"2003","value":2581.0,"flags":""},{"period":"2004","value":2564.0,"flags":""},{"period":"2005","value":2627.0,"flags":""},{"period":"2006","value":2654.0,"flags":""},{"period":"2007","value":2690.0,"flags":""},{"period":"2008","value":2722.0,"flags":""},{"period":"2009","value":2733.0,"flags":""},{"period":"2010","value":2705.0,"flags":""},{"period":"2011","value":2672.0,"flags":""},{"period":"2012","value":2605.0,"flags":""},{"period":"2013","value":2550.0,"flags":""},{"period":"2014","value":2497.0,"flags":""},{"period":"2015","value":2454.0,"flags":""},{"period":"2016","value":2450.0,"flags":""},{"period":"2017","value":2464.0,"flags":""},{"period":"2018","value":2485.0,"flags":""},{"period":"2019","value":2498.0,"flags":""},{"period":"2020","value":2490.0,"flags":""}],"indicator_name":"School age population, one year before than official primary entry age, both sexes","topic":"Education","source":"worldbank","provenance":{"organization":"World Bank","original_indicator":"UIS.SAP.1.AGM1","url":"https://api.worldbank.org/v2","retrieved_at":"2026-11-08T10:28:13+00:00","version":"1","license":"see source"}}