{"entity":{"iso2":"ES","iso3":"ESP","name":"Spain","slug":"spain"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-male-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.MA","title":"PISA: Male 15-year-olds by mathematics proficiency level (%). Level 4","unit":null},"observations":[{"date":"2003-01-01","value":18.7327},{"date":"2006-01-01","value":17.463},{"date":"2009-01-01","value":19.4786},{"date":"2012-01-01","value":19.3452},{"date":"2015-01-01","value":19.6366},{"date":"2018-01-01","value":18.3776}],"summary":{"latest_period":"2018-01-01","latest_value":18.3776,"max":19.6366,"mean":18.839,"min":17.463,"of":53,"rank":29,"trend":"flat"}}