{"entity":{"iso2":"EL","iso3":"GRC","name":"Greece","slug":"greece"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"academic-performance","source":"OECD (2023) \u2013 with minor processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/academic-performance","title":"Average performance of 15-year-old students in mathematics","unit":"score"},"observations":[{"date":"2003-01-01","value":444.912},{"date":"2006-01-01","value":459.202},{"date":"2009-01-01","value":466.096},{"date":"2012-01-01","value":452.973},{"date":"2015-01-01","value":453.63},{"date":"2018-01-01","value":451.37},{"date":"2022-01-01","value":430.146}],"summary":{"latest_period":"2022-01-01","latest_value":430.146,"max":466.096,"mean":451.19,"min":430.146,"of":57,"rank":40,"trend":"flat"}}