{"entity":{"iso2":"HR","iso3":"HRV","name":"Croatia","slug":"croatia"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-15-year-olds-by-mathematics-proficiency-level-percent-level-4","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.MAT.4","title":"PISA: 15-year-olds by mathematics proficiency level (%). Level 4","unit":null},"observations":[{"date":"2006-01-01","value":13.5656},{"date":"2009-01-01","value":12.5076},{"date":"2012-01-01","value":13.4921},{"date":"2015-01-01","value":13.0754},{"date":"2018-01-01","value":13.0206}],"summary":{"latest_period":"2018-01-01","latest_value":13.0206,"max":13.5656,"mean":13.1323,"min":12.5076,"of":53,"rank":36,"trend":"flat"}}