{"id":"uis.uis-sap-3.bgr.annual","dataset_id":"uis-sap-3","indicator":"uis-sap-3","geography":"BGR","frequency":"annual","unit":"count","start_period":"2001","end_period":"2024","org":"UIS","original_indicator":"SAP.3","url":"https://databrowser.uis.unesco.org/indicators/SAP.3","retrieved_at":"2026-11-07T23:22:27+00:00","version":"1","geography_name":"Bulgaria","region":"Europe & Central Asia","observations":[{"period":"2001","value":548061.0,"flags":"NAT_EST"},{"period":"2002","value":526254.0,"flags":"NAT_EST"},{"period":"2003","value":520091.0,"flags":"NAT_EST"},{"period":"2004","value":514324.0,"flags":"NAT_EST"},{"period":"2005","value":503778.0,"flags":"NAT_EST"},{"period":"2006","value":485487.0,"flags":"NAT_EST"},{"period":"2007","value":464849.0,"flags":"NAT_EST"},{"period":"2008","value":439289.0,"flags":"NAT_EST"},{"period":"2009","value":410807.0,"flags":"NAT_EST"},{"period":"2010","value":381152.0,"flags":"NAT_EST"},{"period":"2011","value":358208.0,"flags":"NAT_EST"},{"period":"2012","value":335957.0,"flags":"NAT_EST"},{"period":"2013","value":323430.0,"flags":"NAT_EST"},{"period":"2014","value":309872.0,"flags":"NAT_EST"},{"period":"2015","value":304040.0,"flags":"NAT_EST"},{"period":"2016","value":294012.0,"flags":"NAT_EST"},{"period":"2017","value":286862.0,"flags":"NAT_EST"},{"period":"2018","value":286213.0,"flags":"NAT_EST"},{"period":"2019","value":281485.0,"flags":"NAT_EST"},{"period":"2020","value":276999.0,"flags":"NAT_EST"},{"period":"2021","value":285609.0,"flags":"NAT_EST"},{"period":"2022","value":300246.0,"flags":"NAT_EST"},{"period":"2023","value":311312.0,"flags":"NAT_EST"},{"period":"2024","value":323289.0,"flags":"NAT_EST"}],"indicator_name":"School age population, upper secondary education, both sexes","topic":"Education","source":"uis","provenance":{"organization":"UIS","original_indicator":"SAP.3","url":"https://databrowser.uis.unesco.org/indicators/SAP.3","retrieved_at":"2026-11-07T23:22:27+00:00","version":"1","license":"see source"}}