{"entity":{"iso2":"GH","iso3":"GHA","name":"Ghana","slug":"ghana"},"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":38.3512},{"date":"1991-01-01","value":36.2087},{"date":"1992-01-01","value":36.2382},{"date":"1993-01-01","value":36.2677},{"date":"1994-01-01","value":36.2972},{"date":"1995-01-01","value":31.9828},{"date":"1996-01-01","value":36.3562},{"date":"1997-01-01","value":36.3857},{"date":"1998-01-01","value":36.4152},{"date":"1999-01-01","value":36.4447},{"date":"2000-01-01","value":38.6462},{"date":"2001-01-01","value":29.8113},{"date":"2002-01-01","value":35.1594},{"date":"2003-01-01","value":28.9236},{"date":"2004-01-01","value":40.8471},{"date":"2005-01-01","value":31.5058},{"date":"2006-01-01","value":31.414},{"date":"2007-01-01","value":33.4452},{"date":"2008-01-01","value":34.1712},{"date":"2009-01-01","value":29.4003},{"date":"2010-01-01","value":26.3714},{"date":"2011-01-01","value":30.393},{"date":"2012-01-01","value":29.0419},{"date":"2013-01-01","value":24.2062},{"date":"2014-01-01","value":23.6328},{"date":"2015-01-01","value":33.8697},{"date":"2016-01-01","value":31.3095},{"date":"2017-01-01","value":29.3568},{"date":"2018-01-01","value":25.8232},{"date":"2019-01-01","value":25.0476},{"date":"2020-01-01","value":30.1544},{"date":"2021-01-01","value":29.2961},{"date":"2022-01-01","value":30.088},{"date":"2023-01-01","value":28.1436}],"summary":{"latest_period":"2023-01-01","latest_value":28.1436,"max":40.8471,"mean":32.0884,"min":23.6328,"of":200,"rank":53,"trend":"falling"}}