{"id":"uis.uis-fhlangilp-lowersec.pol.annual","dataset_id":"uis-fhlangilp-lowersec","indicator":"uis-fhlangilp-lowersec","geography":"POL","frequency":"annual","unit":"percent","start_period":"2012","end_period":"2022","org":"UIS","original_indicator":"FHLANGILP.LOWERSEC","url":"https://databrowser.uis.unesco.org/indicators/FHLANGILP.LOWERSEC","retrieved_at":"2026-11-07T23:22:27+00:00","version":"1","geography_name":"Poland","region":"Europe & Central Asia","observations":[{"period":"2012","value":99.1524887084961,"flags":"UIS_EST"},{"period":"2015","value":98.9005126953125,"flags":"UIS_EST"},{"period":"2018","value":98.27887725830078,"flags":"UIS_EST"},{"period":"2022","value":97.9850082397461,"flags":"UIS_EST"}],"indicator_name":"Percentage of students in lower secondary education who have their first or home language as language of instruction, both sexes","topic":"Education","source":"uis","provenance":{"organization":"UIS","original_indicator":"FHLANGILP.LOWERSEC","url":"https://databrowser.uis.unesco.org/indicators/FHLANGILP.LOWERSEC","retrieved_at":"2026-11-07T23:22:27+00:00","version":"1","license":"see source"}}