{"entity":{"iso2":"US","iso3":"USA","name":"United States of America","slug":"united-states"},"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":9.45},{"date":"2011-01-01","value":9.35},{"date":"2012-01-01","value":9.1},{"date":"2013-01-01","value":8.92},{"date":"2014-01-01","value":8.89},{"date":"2015-01-01","value":8.55},{"date":"2016-01-01","value":7.8},{"date":"2017-01-01","value":8.13},{"date":"2018-01-01","value":8.4},{"date":"2019-01-01","value":7.56},{"date":"2020-01-01","value":7.95},{"date":"2021-01-01","value":8.34},{"date":"2022-01-01","value":8.04},{"date":"2023-01-01","value":9.95}],"summary":{"latest_period":"2023-01-01","latest_value":9.95,"max":9.95,"mean":8.60214,"min":7.56,"of":226,"rank":146,"trend":"falling"}}