{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-15-year-olds-by-science-proficiency-level-percent-level-3","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.SCI.3","title":"PISA: 15-year-olds by science proficiency level (%). Level 3","unit":null},"observations":[{"date":"2006-01-01","value":18.8392},{"date":"2009-01-01","value":20.9973},{"date":"2012-01-01","value":22.4966},{"date":"2015-01-01","value":22.6406},{"date":"2018-01-01","value":17.8792}],"summary":{"latest_period":"2018-01-01","latest_value":17.8792,"max":22.6406,"mean":20.5706,"min":17.8792,"of":52,"rank":43,"trend":"flat"}}