{"entity":{"iso2":"KR","iso3":"KOR","name":"South Korea","slug":"korea-rep"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"outdoor-air-pollution-exposure","source":"SatPM, Atmospheric Composition Analysis Group, Washington University in St. Louis (2026) \u2013 with minor processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/outdoor-air-pollution-exposure","title":"Exposure to outdoor air pollution","unit":"\u00b5g/m\u00b3"},"observations":[{"date":"1998-01-01","value":17.6},{"date":"1999-01-01","value":17.1},{"date":"2000-01-01","value":21.1},{"date":"2001-01-01","value":20.7},{"date":"2002-01-01","value":18.9},{"date":"2003-01-01","value":24.9},{"date":"2004-01-01","value":20.7},{"date":"2005-01-01","value":21.3},{"date":"2006-01-01","value":23.5},{"date":"2007-01-01","value":22.8},{"date":"2008-01-01","value":22.9},{"date":"2009-01-01","value":21.8},{"date":"2010-01-01","value":19.9},{"date":"2011-01-01","value":20.3},{"date":"2012-01-01","value":20.8},{"date":"2013-01-01","value":22.9},{"date":"2014-01-01","value":24.2},{"date":"2015-01-01","value":24.6},{"date":"2016-01-01","value":25.5},{"date":"2017-01-01","value":23.7},{"date":"2018-01-01","value":21.9},{"date":"2019-01-01","value":22.2},{"date":"2020-01-01","value":18.8},{"date":"2021-01-01","value":17.7},{"date":"2022-01-01","value":17.5},{"date":"2023-01-01","value":18.5},{"date":"2024-01-01","value":21.0}],"summary":{"latest_period":"2024-01-01","latest_value":21.0,"max":25.5,"mean":21.2148,"min":17.1,"of":241,"rank":77,"trend":"flat"}}