{"entity":{"iso2":"HK","iso3":"HKG","name":"Hong Kong, China","slug":"hong-kong-sar-china"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"average-performance-of-15-year-olds-in-mathematics-reading-and-science","source":"Our World in Data","source_url":"https://ourworldindata.org/grapher/average-performance-of-15-year-olds-in-mathematics-reading-and-science","title":"Average performance of 15 year olds in mathematics reading and science","unit":null},"observations":[{"date":"2003-01-01","value":550.383},{"date":"2006-01-01","value":547.461},{"date":"2009-01-01","value":554.528},{"date":"2012-01-01","value":561.241},{"date":"2015-01-01","value":547.931},{"date":"2018-01-01","value":551.154},{"date":"2022-01-01","value":540.352}],"summary":{"latest_period":"2022-01-01","latest_value":540.352,"max":561.241,"mean":550.436,"min":540.352,"of":57,"rank":4,"trend":"flat"}}