{"id":"worldbank.school-enrollment-preprimary.ago.annual","dataset_id":"worldbank-school-enrollment-preprimary","indicator":"school-enrollment-preprimary","geography":"AGO","frequency":"annual","unit":"percent","start_period":"1981","end_period":"2016","org":"World Bank","original_indicator":"SE.PRE.ENRR","url":"https://api.worldbank.org/v2","retrieved_at":"2026-11-07T07:57:03+00:00","version":"1","geography_name":"Angola","region":"Sub-Saharan Africa ","observations":[{"period":"1981","value":42.4482002258301,"flags":""},{"period":"1982","value":36.404899597168,"flags":""},{"period":"1983","value":30.4644298553467,"flags":""},{"period":"1984","value":25.6052093505859,"flags":""},{"period":"1985","value":20.2190093994141,"flags":""},{"period":"1986","value":21.3533401489258,"flags":""},{"period":"1987","value":19.716609954834,"flags":""},{"period":"1988","value":18.10671043396,"flags":""},{"period":"1989","value":17.2454795837402,"flags":""},{"period":"1990","value":15.3205099105835,"flags":""},{"period":"1991","value":12.6103897094727,"flags":""},{"period":"1992","value":15.9241304397583,"flags":""},{"period":"1998","value":19.4546298980713,"flags":""},{"period":"1999","value":23.6581401824951,"flags":""},{"period":"2007","value":135.918228149414,"flags":""},{"period":"2008","value":99.4197769165039,"flags":""},{"period":"2009","value":92.7341766357422,"flags":""},{"period":"2010","value":85.8374710083008,"flags":""},{"period":"2011","value":73.3289794921875,"flags":""},{"period":"2016","value":39.6110191345215,"flags":""}],"indicator_name":"School enrollment, preprimary","topic":"Education","source":"worldbank","provenance":{"organization":"World Bank","original_indicator":"SE.PRE.ENRR","url":"https://api.worldbank.org/v2","retrieved_at":"2026-11-07T07:57:03+00:00","version":"1","license":"see source"}}