{"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-below-level-1","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.MAT.0","title":"PISA: 15-year-olds by mathematics proficiency level (%). Below Level 1","unit":null},"observations":[{"date":"2003-01-01","value":3.8957},{"date":"2006-01-01","value":2.93628},{"date":"2009-01-01","value":2.5862},{"date":"2012-01-01","value":2.57457},{"date":"2015-01-01","value":2.53716},{"date":"2018-01-01","value":2.77371}],"summary":{"latest_period":"2018-01-01","latest_value":2.77371,"max":3.8957,"mean":2.88394,"min":2.53716,"of":53,"rank":51,"trend":"falling"}}