{"entity":{"iso2":"LU","iso3":"LUX","name":"Luxembourg","slug":"luxembourg"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-15-year-olds-by-mathematics-proficiency-level-percent-level-1","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.MAT.1","title":"PISA: 15-year-olds by mathematics proficiency level (%). Level 1","unit":null},"observations":[{"date":"2003-01-01","value":14.2685},{"date":"2006-01-01","value":14.4669},{"date":"2009-01-01","value":14.3566},{"date":"2012-01-01","value":15.5361},{"date":"2015-01-01","value":16.981},{"date":"2018-01-01","value":16.357}],"summary":{"latest_period":"2018-01-01","latest_value":16.357,"max":16.981,"mean":15.3277,"min":14.2685,"of":53,"rank":22,"trend":"rising"}}