{"entity":{"iso2":null,"iso3":null,"name":"Champaign","slug":"champaign"},"indicator":{"licence":"OECD Terms and Conditions (attribution required)","slug":"air-pollution-cities-and-fuas-population-exposure-to-nitrogen-dioxide","source":"Organisation for Economic Co-operation and Development","source_url":"https://data-explorer.oecd.org/vis?df[ds]=dsDisseminateFinalDMZ&df[id]=DSD_FUA_ENV@DF_POLLUTION","title":"Air pollution - Cities and FUAs \u2014 Population exposure to nitrogen dioxide","unit":"Microgrammes per cubic metre"},"observations":[{"date":"2021-01-01","value":7.98358},{"date":"2022-01-01","value":8.07378},{"date":"2023-01-01","value":0.0156376},{"date":"2024-01-01","value":6.60628},{"date":"2025-01-01","value":9.95824}],"summary":{"latest_period":"2025-01-01","latest_value":9.95824,"max":9.95824,"mean":6.5275,"min":0.0156376,"of":1324,"rank":1055,"trend":"volatile"}}