{"entity":{"iso2":"NG","iso3":"NGA","name":"Nigeria","slug":"nigeria"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"exposure-to-outdoor-air-pollution-in-urban-areas","source":"World Health Organization \u2013 processed by Our World in Data","source_url":"https://ourworldindata.org/grapher/exposure-to-outdoor-air-pollution-in-urban-areas","title":"Exposure to outdoor air pollution in urban areas","unit":"micrograms per cubic meter"},"observations":[{"date":"2010-01-01","value":44.95},{"date":"2011-01-01","value":48.21},{"date":"2012-01-01","value":48.62},{"date":"2013-01-01","value":44.58},{"date":"2014-01-01","value":45.65},{"date":"2015-01-01","value":56.46},{"date":"2016-01-01","value":54.51},{"date":"2017-01-01","value":53.3},{"date":"2018-01-01","value":51.22},{"date":"2019-01-01","value":47.81},{"date":"2020-01-01","value":53.67},{"date":"2021-01-01","value":53.84},{"date":"2022-01-01","value":54.92},{"date":"2023-01-01","value":54.7}],"summary":{"latest_period":"2023-01-01","latest_value":54.7,"max":56.46,"mean":50.8886,"min":44.58,"of":226,"rank":3,"trend":"rising"}}