{"entity":{"iso2":"SE","iso3":"SWE","name":"Sweden","slug":"sweden"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-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","title":"PISA: 15-year-olds by mathematics proficiency level (%). Level 4","unit":null},"observations":[{"date":"2003-01-01","value":19.8135},{"date":"2006-01-01","value":20.0773},{"date":"2009-01-01","value":18.9529},{"date":"2012-01-01","value":16.3016},{"date":"2015-01-01","value":19.3828},{"date":"2018-01-01","value":21.0354}],"summary":{"latest_period":"2018-01-01","latest_value":21.0354,"max":21.0354,"mean":19.2606,"min":16.3016,"of":53,"rank":15,"trend":"flat"}}