{"entity":{"iso2":"TR","iso3":"TUR","name":"Turkey","slug":"turkiye"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-15-year-olds-by-mathematics-proficiency-level-percent-level-6","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.MAT.6","title":"PISA: 15-year-olds by mathematics proficiency level (%). Level 6","unit":null},"observations":[{"date":"2003-01-01","value":2.38349},{"date":"2006-01-01","value":1.19966},{"date":"2009-01-01","value":1.26294},{"date":"2012-01-01","value":1.19913},{"date":"2015-01-01","value":0.0870028},{"date":"2018-01-01","value":0.888034}],"summary":{"latest_period":"2018-01-01","latest_value":0.888034,"max":2.38349,"mean":1.17004,"min":0.0870028,"of":53,"rank":37,"trend":"volatile"}}