{"entity":{"iso2":"PT","iso3":"PRT","name":"Portugal","slug":"portugal"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-15-year-olds-by-mathematics-proficiency-level-percent-level-2","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.MAT.2","title":"PISA: 15-year-olds by mathematics proficiency level (%). Level 2","unit":null},"observations":[{"date":"2003-01-01","value":27.1127},{"date":"2006-01-01","value":25.1136},{"date":"2009-01-01","value":23.9298},{"date":"2012-01-01","value":22.7779},{"date":"2015-01-01","value":21.6494},{"date":"2018-01-01","value":20.8973}],"summary":{"latest_period":"2018-01-01","latest_value":20.8973,"max":27.1127,"mean":23.5801,"min":20.8973,"of":53,"rank":36,"trend":"falling"}}