{"entity":{"iso2":"KR","iso3":"KOR","name":"South Korea","slug":"korea-rep"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-15-year-olds-by-mathematics-proficiency-level-percent-level-3","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.MAT.3","title":"PISA: 15-year-olds by mathematics proficiency level (%). Level 3","unit":null},"observations":[{"date":"2003-01-01","value":24.1128},{"date":"2006-01-01","value":23.4692},{"date":"2009-01-01","value":24.3903},{"date":"2012-01-01","value":21.4139},{"date":"2015-01-01","value":23.7064},{"date":"2018-01-01","value":23.3701}],"summary":{"latest_period":"2018-01-01","latest_value":23.3701,"max":24.3903,"mean":23.4105,"min":21.4139,"of":53,"rank":31,"trend":"flat"}}