{"entity":{"iso2":"EL","iso3":"GRC","name":"Greece","slug":"greece"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"pisa-mean-performance-on-the-mathematics-scale-by-sex","source":"OECD (2023) \u2013 with minor processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/pisa-mean-performance-on-the-mathematics-scale-by-sex","title":"Average performance of 15-year-old girls and boys in mathematics","unit":"score"},"observations":[{"date":"2003-01-01","value":435.551},{"date":"2006-01-01","value":456.849},{"date":"2009-01-01","value":459.307},{"date":"2012-01-01","value":448.984},{"date":"2015-01-01","value":453.573},{"date":"2018-01-01","value":451.207},{"date":"2022-01-01","value":427.148}],"summary":{"latest_period":"2022-01-01","latest_value":427.148,"max":459.307,"mean":447.517,"min":427.148,"of":57,"rank":40,"trend":"flat"}}