{"entity":{"iso2":"SK","iso3":"SVK","name":"Slovakia","slug":"slovak-republic"},"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":2.91866},{"date":"2006-01-01","value":2.37519},{"date":"2009-01-01","value":3.6098},{"date":"2012-01-01","value":3.12513},{"date":"2015-01-01","value":1.25667},{"date":"2018-01-01","value":2.34586}],"summary":{"latest_period":"2018-01-01","latest_value":2.34586,"max":3.6098,"mean":2.60522,"min":1.25667,"of":53,"rank":21,"trend":"falling"}}