{"entity":{"iso2":"SV","iso3":"SLV","name":"El Salvador","slug":"el-salvador"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"average-exposure-pm25-pollution","source":"Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) \u2013 processed by Our World in Data","source_url":"https://ourworldindata.org/grapher/average-exposure-pm25-pollution","title":"Average annual exposure to PM2.5 air pollution","unit":"micrograms per cubic meter"},"observations":[{"date":"1990-01-01","value":39.9156},{"date":"1991-01-01","value":39.7726},{"date":"1992-01-01","value":39.7595},{"date":"1993-01-01","value":39.7463},{"date":"1994-01-01","value":39.7332},{"date":"1995-01-01","value":39.4604},{"date":"1996-01-01","value":39.7069},{"date":"1997-01-01","value":39.6937},{"date":"1998-01-01","value":39.6806},{"date":"1999-01-01","value":39.6674},{"date":"2000-01-01","value":39.7841},{"date":"2001-01-01","value":35.0889},{"date":"2002-01-01","value":35.7339},{"date":"2003-01-01","value":36.2599},{"date":"2004-01-01","value":32.0998},{"date":"2005-01-01","value":33.7503},{"date":"2006-01-01","value":29.3763},{"date":"2007-01-01","value":27.8118},{"date":"2008-01-01","value":29.2334},{"date":"2009-01-01","value":29.7755},{"date":"2010-01-01","value":31.1495},{"date":"2011-01-01","value":31.7765},{"date":"2012-01-01","value":28.845},{"date":"2013-01-01","value":31.2483},{"date":"2014-01-01","value":28.6815},{"date":"2015-01-01","value":28.9007},{"date":"2016-01-01","value":28.3273},{"date":"2017-01-01","value":29.3257},{"date":"2018-01-01","value":29.9495},{"date":"2019-01-01","value":30.6139},{"date":"2020-01-01","value":31.1859},{"date":"2021-01-01","value":28.6066},{"date":"2022-01-01","value":29.7938},{"date":"2023-01-01","value":29.5862}],"summary":{"latest_period":"2023-01-01","latest_value":29.5862,"max":39.9156,"mean":33.6482,"min":27.8118,"of":200,"rank":51,"trend":"falling"}}