{"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-1a","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.SCI.1A","title":"PISA: 15-year-olds by science proficiency level (%). Level 1A","unit":null},"observations":[{"date":"2006-01-01","value":24.3496},{"date":"2009-01-01","value":22.2712},{"date":"2012-01-01","value":22.4975},{"date":"2015-01-01","value":22.7778},{"date":"2018-01-01","value":28.2745}],"summary":{"latest_period":"2018-01-01","latest_value":28.2745,"max":28.2745,"mean":24.0341,"min":22.2712,"of":52,"rank":10,"trend":"rising"}}