{"entity":{"iso2":"AU","iso3":"AUS","name":"Australia","slug":"australia"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-15-year-olds-by-mathematics-proficiency-level-percent-level-4","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.MAT.4","title":"PISA: 15-year-olds by mathematics proficiency level (%). Level 4","unit":null},"observations":[{"date":"2003-01-01","value":23.2791},{"date":"2006-01-01","value":23.1554},{"date":"2009-01-01","value":21.6776},{"date":"2012-01-01","value":19.0239},{"date":"2015-01-01","value":18.6661},{"date":"2018-01-01","value":18.1771}],"summary":{"latest_period":"2018-01-01","latest_value":18.1771,"max":23.2791,"mean":20.6632,"min":18.1771,"of":53,"rank":27,"trend":"falling"}}