{"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-2","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.MAT.2","title":"PISA: 15-year-olds by mathematics proficiency level (%). Level 2","unit":null},"observations":[{"date":"2003-01-01","value":13.9242},{"date":"2006-01-01","value":14.4041},{"date":"2009-01-01","value":13.2425},{"date":"2012-01-01","value":12.0156},{"date":"2015-01-01","value":13.5878},{"date":"2018-01-01","value":13.5127}],"summary":{"latest_period":"2018-01-01","latest_value":13.5127,"max":14.4041,"mean":13.4478,"min":12.0156,"of":53,"rank":52,"trend":"falling"}}