{"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-3","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.MAT.3.MA","title":"PISA: Male 15-year-olds by mathematics proficiency level (%). Level 3","unit":null},"observations":[{"date":"2003-01-01","value":24.459},{"date":"2006-01-01","value":25.7596},{"date":"2009-01-01","value":25.1463},{"date":"2012-01-01","value":24.2254},{"date":"2015-01-01","value":26.8645},{"date":"2018-01-01","value":24.8407}],"summary":{"latest_period":"2018-01-01","latest_value":24.8407,"max":26.8645,"mean":25.2159,"min":24.2254,"of":53,"rank":17,"trend":"flat"}}