{"entity":{"iso2":"US","iso3":"USA","name":"United States of America","slug":"united-states"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-female-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.FE","title":"PISA: Female 15-year-olds by mathematics proficiency level (%). Level 4","unit":null},"observations":[{"date":"2003-01-01","value":16.2101},{"date":"2006-01-01","value":13.9446},{"date":"2009-01-01","value":14.4828},{"date":"2012-01-01","value":14.5145},{"date":"2015-01-01","value":13.0998},{"date":"2018-01-01","value":15.5504}],"summary":{"latest_period":"2018-01-01","latest_value":15.5504,"max":16.2101,"mean":14.6337,"min":13.0998,"of":53,"rank":34,"trend":"falling"}}