{"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-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":22.0665},{"date":"2006-01-01","value":24.2738},{"date":"2009-01-01","value":25.22},{"date":"2012-01-01","value":25.5414},{"date":"2015-01-01","value":25.2768},{"date":"2018-01-01","value":27.3066}],"summary":{"latest_period":"2018-01-01","latest_value":27.3066,"max":27.3066,"mean":24.9475,"min":22.0665,"of":53,"rank":2,"trend":"rising"}}