{"id":"worldbank.timss-eighth-grade-students-who-did-not-reach.chl.annual","dataset_id":"worldbank-timss-eighth-grade-students-who-did-not-reach","indicator":"timss-eighth-grade-students-who-did-not-reach","geography":"CHL","frequency":"annual","unit":"percent","start_period":"1999","end_period":"2019","org":"World Bank","original_indicator":"LO.TIMSS.MAT8.BL","url":"https://api.worldbank.org/v2","retrieved_at":"2026-11-07T07:57:03+00:00","version":"1","geography_name":"Chile","region":"Latin America & Caribbean ","observations":[{"period":"1999","value":54.0893221604183,"flags":""},{"period":"2003","value":58.515987555339,"flags":""},{"period":"2011","value":43.1379886010969,"flags":""},{"period":"2015","value":18.0,"flags":""},{"period":"2019","value":30.0,"flags":""}],"indicator_name":"TIMSS: Eighth grade students who did not reach the low international benchmark of mathematics achievement","topic":"Education","source":"worldbank","provenance":{"organization":"World Bank","original_indicator":"LO.TIMSS.MAT8.BL","url":"https://api.worldbank.org/v2","retrieved_at":"2026-11-07T07:57:03+00:00","version":"1","license":"see source"}}