{"entity":{"iso2":"CH","iso3":"CHE","name":"Switzerland","slug":"switzerland"},"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":17.5192},{"date":"2006-01-01","value":17.4224},{"date":"2009-01-01","value":15.9197},{"date":"2012-01-01","value":17.7665},{"date":"2015-01-01","value":18.0977},{"date":"2018-01-01","value":19.5374}],"summary":{"latest_period":"2018-01-01","latest_value":19.5374,"max":19.5374,"mean":17.7105,"min":15.9197,"of":53,"rank":44,"trend":"rising"}}