{"entity":{"iso2":"PL","iso3":"POL","name":"Poland","slug":"poland"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-15-year-olds-by-science-proficiency-level-percent-level-4","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.SCI.4","title":"PISA: 15-year-olds by science proficiency level (%). Level 4","unit":null},"observations":[{"date":"2003-01-01","value":19.1892},{"date":"2006-01-01","value":19.302},{"date":"2009-01-01","value":21.1583},{"date":"2012-01-01","value":24.47},{"date":"2015-01-01","value":19.8933},{"date":"2018-01-01","value":21.9753}],"summary":{"latest_period":"2018-01-01","latest_value":21.9753,"max":24.47,"mean":20.998,"min":19.1892,"of":52,"rank":9,"trend":"rising"}}