{"entity":{"iso2":"NE","iso3":"NER","name":"Niger","slug":"niger"},"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":49.9},{"date":"1999-01-01","value":43.3},{"date":"2000-01-01","value":52.7},{"date":"2001-01-01","value":49.9},{"date":"2002-01-01","value":51.6},{"date":"2003-01-01","value":50.6},{"date":"2004-01-01","value":56.5},{"date":"2005-01-01","value":52.3},{"date":"2006-01-01","value":52.6},{"date":"2007-01-01","value":57.9},{"date":"2008-01-01","value":55.9},{"date":"2009-01-01","value":55.2},{"date":"2010-01-01","value":52.5},{"date":"2011-01-01","value":55.2},{"date":"2012-01-01","value":50.6},{"date":"2013-01-01","value":48.5},{"date":"2014-01-01","value":48.6},{"date":"2015-01-01","value":56.8},{"date":"2016-01-01","value":56.3},{"date":"2017-01-01","value":52.5},{"date":"2018-01-01","value":51.5},{"date":"2019-01-01","value":48.8},{"date":"2020-01-01","value":49.1},{"date":"2021-01-01","value":50.1},{"date":"2022-01-01","value":53.5},{"date":"2023-01-01","value":49.0},{"date":"2024-01-01","value":47.9}],"summary":{"latest_period":"2024-01-01","latest_value":47.9,"max":57.9,"mean":51.8259,"min":43.3,"of":241,"rank":11,"trend":"flat"}}