{"id":"uis.uis-math-primary-langtest.prt.annual","dataset_id":"uis-math-primary-langtest","indicator":"uis-math-primary-langtest","geography":"PRT","frequency":"annual","unit":"percent","start_period":"2011","end_period":"2023","org":"UIS","original_indicator":"MATH.PRIMARY.LANGTEST","url":"https://databrowser.uis.unesco.org/indicators/MATH.PRIMARY.LANGTEST","retrieved_at":"2026-11-07T23:22:27+00:00","version":"1","geography_name":"Portugal","region":"Europe & Central Asia","observations":[{"period":"2011","value":81.47639858264084,"flags":""},{"period":"2015","value":81.92582361179468,"flags":""},{"period":"2019","value":74.40677742685236,"flags":""},{"period":"2023","value":71.61,"flags":""}],"indicator_name":"Proportion of students at the end of primary education achieving at least a minimum proficiency level in mathematics, spoke the language of the test at home, both sexes","topic":"Education","source":"uis","provenance":{"organization":"UIS","original_indicator":"MATH.PRIMARY.LANGTEST","url":"https://databrowser.uis.unesco.org/indicators/MATH.PRIMARY.LANGTEST","retrieved_at":"2026-11-07T23:22:27+00:00","version":"1","license":"see source"}}