{"entity":{"iso2":"BE","iso3":"BEL","name":"Belgium","slug":"belgium"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-15-year-olds-by-mathematics-proficiency-level-percent-level-5","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.MAT.5","title":"PISA: 15-year-olds by mathematics proficiency level (%). Level 5","unit":null},"observations":[{"date":"2003-01-01","value":17.4775},{"date":"2006-01-01","value":15.9531},{"date":"2009-01-01","value":14.5503},{"date":"2012-01-01","value":13.4215},{"date":"2015-01-01","value":12.2936},{"date":"2018-01-01","value":12.4992}],"summary":{"latest_period":"2018-01-01","latest_value":12.4992,"max":17.4775,"mean":14.3659,"min":12.2936,"of":53,"rank":6,"trend":"falling"}}