{"entity":{"iso2":"RU","iso3":"RUS","name":"Russian Federation","slug":"russian-federation"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pisa-male-15-year-olds-by-mathematics-proficiency-level-percent-level-4","source":"OECD Programme for International Student Assessment (PISA)","source_url":"https://data.worldbank.org/indicator/LO.PISA.MAT.4.MA","title":"PISA: Male 15-year-olds by mathematics proficiency level (%). Level 4","unit":null},"observations":[{"date":"2003-01-01","value":14.1062},{"date":"2006-01-01","value":15.5595},{"date":"2009-01-01","value":13.001},{"date":"2012-01-01","value":16.0345},{"date":"2015-01-01","value":19.9544},{"date":"2018-01-01","value":18.5564}],"summary":{"latest_period":"2018-01-01","latest_value":18.5564,"max":19.9544,"mean":16.202,"min":13.001,"of":53,"rank":28,"trend":"rising"}}