{"entity":{"iso2":"HK","iso3":"HKG","name":"Hong Kong, China","slug":"hong-kong-sar-china"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-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","title":"PISA: 15-year-olds by mathematics proficiency level (%). Level 1","unit":null},"observations":[{"date":"2003-01-01","value":6.50867},{"date":"2006-01-01","value":6.59017},{"date":"2009-01-01","value":6.17795},{"date":"2012-01-01","value":5.94241},{"date":"2015-01-01","value":6.44895},{"date":"2018-01-01","value":6.39634}],"summary":{"latest_period":"2018-01-01","latest_value":6.39634,"max":6.59017,"mean":6.34408,"min":5.94241,"of":53,"rank":52,"trend":"flat"}}