{"entity":{"iso2":"PT","iso3":"PRT","name":"Portugal","slug":"portugal"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-male-15-year-olds-by-mathematics-proficiency-level-percent-level-4","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.MAT.4.MA","title":"PISA: Male 15-year-olds by mathematics proficiency level (%). Level 4","unit":null},"observations":[{"date":"2003-01-01","value":15.5602},{"date":"2006-01-01","value":15.5224},{"date":"2009-01-01","value":18.8582},{"date":"2012-01-01","value":18.303},{"date":"2015-01-01","value":19.4543},{"date":"2018-01-01","value":19.862}],"summary":{"latest_period":"2018-01-01","latest_value":19.862,"max":19.862,"mean":17.9267,"min":15.5224,"of":53,"rank":21,"trend":"rising"}}