{"entity":{"iso2":"AR","iso3":"ARG","name":"Argentina","slug":"argentina"},"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":"2006-01-01","value":24.7253},{"date":"2009-01-01","value":26.3784},{"date":"2012-01-01","value":31.6055},{"date":"2015-01-01","value":29.41},{"date":"2018-01-01","value":28.4938}],"summary":{"latest_period":"2018-01-01","latest_value":28.4938,"max":31.6055,"mean":28.1226,"min":24.7253,"of":53,"rank":5,"trend":"rising"}}