{"id":"uis.uis-math-lowersec-lowses.prt.annual","dataset_id":"uis-math-lowersec-lowses","indicator":"uis-math-lowersec-lowses","geography":"PRT","frequency":"annual","unit":"percent","start_period":"2000","end_period":"2022","org":"UIS","original_indicator":"MATH.LOWERSEC.LOWSES","url":"https://databrowser.uis.unesco.org/indicators/MATH.LOWERSEC.LOWSES","retrieved_at":"2026-11-07T23:22:27+00:00","version":"1","geography_name":"Portugal","region":"Europe & Central Asia","observations":[{"period":"2000","value":45.81,"flags":""},{"period":"2003","value":47.5,"flags":""},{"period":"2006","value":49.97,"flags":""},{"period":"2009","value":58.89,"flags":""},{"period":"2012","value":56.43,"flags":""},{"period":"2015","value":62.01653949057518,"flags":""},{"period":"2018","value":60.19121442783307,"flags":""},{"period":"2022","value":53.21,"flags":""}],"indicator_name":"Proportion of students at the end of lower secondary education achieving at least a minimum proficiency level in mathematics, very poor socioeconomic background, both sexes","topic":"Education","source":"uis","provenance":{"organization":"UIS","original_indicator":"MATH.LOWERSEC.LOWSES","url":"https://databrowser.uis.unesco.org/indicators/MATH.LOWERSEC.LOWSES","retrieved_at":"2026-11-07T23:22:27+00:00","version":"1","license":"see source"}}