{"entity":{"iso2":"US","iso3":"USA","name":"United States","slug":"united-states"},"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":10.2031},{"date":"2006-01-01","value":9.92533},{"date":"2009-01-01","value":8.11094},{"date":"2012-01-01","value":7.95603},{"date":"2015-01-01","value":10.5841},{"date":"2018-01-01","value":10.1697}],"summary":{"latest_period":"2018-01-01","latest_value":10.1697,"max":10.5841,"mean":9.49154,"min":7.95603,"of":53,"rank":22,"trend":"flat"}}