{"entity":{"iso2":"ME","iso3":"MNE","name":"Montenegro","slug":"montenegro"},"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":"2006-01-01","value":393.293},{"date":"2009-01-01","value":396.307},{"date":"2012-01-01","value":409.556},{"date":"2015-01-01","value":417.727},{"date":"2018-01-01","value":425.316},{"date":"2022-01-01","value":405.771}],"summary":{"latest_period":"2022-01-01","latest_value":405.771,"max":425.316,"mean":407.995,"min":393.293,"of":57,"rank":45,"trend":"rising"}}