{"id":"uis.uis-sle-02.pol.annual","dataset_id":"uis-sle-02","indicator":"uis-sle-02","geography":"POL","frequency":"annual","unit":"years","start_period":"2001","end_period":"2024","org":"UIS","original_indicator":"SLE.02","url":"https://databrowser.uis.unesco.org/indicators/SLE.02","retrieved_at":"2026-11-07T23:22:27+00:00","version":"1","geography_name":"Poland","region":"Europe & Central Asia","observations":[{"period":"2001","value":1.986070036888123,"flags":"NAT_EST"},{"period":"2002","value":1.994250059127808,"flags":"NAT_EST"},{"period":"2003","value":2.045469999313354,"flags":"NAT_EST"},{"period":"2004","value":2.105870008468628,"flags":"NAT_EST"},{"period":"2005","value":2.175379991531372,"flags":"NAT_EST"},{"period":"2006","value":2.257169961929321,"flags":"NAT_EST"},{"period":"2007","value":2.369430065155029,"flags":"NAT_EST"},{"period":"2008","value":2.449609994888306,"flags":"NAT_EST"},{"period":"2009","value":2.601210117340088,"flags":"NAT_EST"},{"period":"2010","value":2.761689901351929,"flags":"NAT_EST"},{"period":"2011","value":2.844690084457397,"flags":"NAT_EST"},{"period":"2012","value":2.976720094680786,"flags":"NAT_EST"},{"period":"2013","value":2.996400117874146,"flags":"NAT_EST"},{"period":"2014","value":3.113480091094971,"flags":"NAT_EST"},{"period":"2015","value":2.984760046005249,"flags":"UIS_EST"},{"period":"2016","value":2.856319904327393,"flags":"UIS_EST"},{"period":"2017","value":3.324340105056763,"flags":"NAT_EST"},{"period":"2018","value":3.565520048141479,"flags":"NAT_EST"},{"period":"2019","value":3.683029890060425,"flags":"NAT_EST"},{"period":"2020","value":3.710040092468262,"flags":"NAT_EST"},{"period":"2021","value":3.694250106811523,"flags":"NAT_EST"},{"period":"2022","value":3.784970045089722,"flags":"NAT_EST"},{"period":"2023","value":3.944099903106689,"flags":"NAT_EST"},{"period":"2024","value":3.972059965133667,"flags":"NAT_EST"}],"indicator_name":"School life expectancy, pre-primary, both sexes","topic":"Education","source":"uis","provenance":{"organization":"UIS","original_indicator":"SLE.02","url":"https://databrowser.uis.unesco.org/indicators/SLE.02","retrieved_at":"2026-11-07T23:22:27+00:00","version":"1","license":"see source"}}