{"entity":{"iso2":"DE","iso3":"DEU","name":"Germany","slug":"germany"},"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":12.4152},{"date":"2006-01-01","value":12.5225},{"date":"2009-01-01","value":12.1954},{"date":"2012-01-01","value":12.1935},{"date":"2015-01-01","value":12.0523},{"date":"2018-01-01","value":13.5345}],"summary":{"latest_period":"2018-01-01","latest_value":13.5345,"max":13.5345,"mean":12.4856,"min":12.0523,"of":53,"rank":33,"trend":"flat"}}