{"id":"uis.uis-air-1-glast.tcd.annual","dataset_id":"uis-air-1-glast","indicator":"uis-air-1-glast","geography":"TCD","frequency":"annual","unit":"percent","start_period":"2000","end_period":"2021","org":"UIS","original_indicator":"AIR.1.GLAST","url":"https://databrowser.uis.unesco.org/indicators/AIR.1.GLAST","retrieved_at":"2026-11-07T23:22:27+00:00","version":"1","geography_name":"Chad","region":"Sub-Saharan Africa ","observations":[{"period":"2000","value":21.81641960144043,"flags":""},{"period":"2001","value":23.80550956726074,"flags":""},{"period":"2002","value":26.44305038452148,"flags":""},{"period":"2003","value":31.70446968078613,"flags":""},{"period":"2004","value":32.31974029541016,"flags":""},{"period":"2005","value":28.98990058898926,"flags":""},{"period":"2006","value":29.76383018493652,"flags":""},{"period":"2009","value":30.58127021789551,"flags":""},{"period":"2010","value":30.40010403571893,"flags":""},{"period":"2011","value":33.53720907212042,"flags":""},{"period":"2012","value":33.99262176550197,"flags":""},{"period":"2013","value":37.30603659819112,"flags":""},{"period":"2015","value":37.42428837000804,"flags":""},{"period":"2016","value":40.37891280901464,"flags":""},{"period":"2017","value":36.39827728134954,"flags":""},{"period":"2018","value":38.7806910048441,"flags":""},{"period":"2021","value":41.84926282352696,"flags":""}],"indicator_name":"Gross intake ratio to the last grade of primary education, both sexes","topic":"Education","source":"uis","provenance":{"organization":"UIS","original_indicator":"AIR.1.GLAST","url":"https://databrowser.uis.unesco.org/indicators/AIR.1.GLAST","retrieved_at":"2026-11-07T23:22:27+00:00","version":"1","license":"see source"}}