{"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-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":23.488},{"date":"2006-01-01","value":24.0506},{"date":"2009-01-01","value":23.1585},{"date":"2012-01-01","value":23.1228},{"date":"2015-01-01","value":23.5263},{"date":"2018-01-01","value":21.3518}],"summary":{"latest_period":"2018-01-01","latest_value":21.3518,"max":24.0506,"mean":23.1163,"min":21.3518,"of":53,"rank":33,"trend":"falling"}}