{"entity":{"iso2":"PL","iso3":"POL","name":"Poland, Republic of","slug":"poland"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-male-15-year-olds-by-mathematics-proficiency-level-percent-level-6","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.MAT.6.MA","title":"PISA: Male 15-year-olds by mathematics proficiency level (%). Level 6","unit":null},"observations":[{"date":"2003-01-01","value":3.10405},{"date":"2006-01-01","value":2.71756},{"date":"2009-01-01","value":2.78835},{"date":"2012-01-01","value":6.12497},{"date":"2015-01-01","value":3.85678},{"date":"2018-01-01","value":4.42487}],"summary":{"latest_period":"2018-01-01","latest_value":4.42487,"max":6.12497,"mean":3.8361,"min":2.71756,"of":53,"rank":9,"trend":"rising"}}