{"entity":{"iso2":"NL","iso3":"NLD","name":"Netherlands","slug":"netherlands"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-15-year-olds-by-mathematics-proficiency-level-percent-below-level-1","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.MAT.0","title":"PISA: 15-year-olds by mathematics proficiency level (%). Below Level 1","unit":null},"observations":[{"date":"2003-01-01","value":2.55534},{"date":"2006-01-01","value":2.44876},{"date":"2009-01-01","value":2.81028},{"date":"2012-01-01","value":3.82829},{"date":"2015-01-01","value":5.22821},{"date":"2018-01-01","value":4.51832}],"summary":{"latest_period":"2018-01-01","latest_value":4.51832,"max":5.22821,"mean":3.56487,"min":2.44876,"of":53,"rank":44,"trend":"rising"}}