{"entity":{"iso2":"RS","iso3":"SRB","name":"Serbia","slug":"serbia"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-female-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.FE","title":"PISA: Female 15-year-olds by mathematics proficiency level (%). Level 1","unit":null},"observations":[{"date":"2003-01-01","value":24.7961},{"date":"2006-01-01","value":22.1775},{"date":"2009-01-01","value":23.4724},{"date":"2012-01-01","value":23.9589},{"date":"2018-01-01","value":21.6289}],"summary":{"latest_period":"2018-01-01","latest_value":21.6289,"max":24.7961,"mean":23.2068,"min":21.6289,"of":53,"rank":16,"trend":"falling"}}