{"entity":{"iso2":null,"iso3":null,"name":"St. Louis","slug":"st-louis"},"indicator":{"licence":"OECD Terms and Conditions (attribution required)","slug":"air-pollution-cities-and-fuas-population-exposure-to-ozone","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 ozone","unit":"Microgrammes per cubic metre"},"observations":[{"date":"2021-01-01","value":48.8292},{"date":"2022-01-01","value":49.9291},{"date":"2023-01-01","value":0.208661},{"date":"2024-01-01","value":52.6176},{"date":"2025-01-01","value":50.3702}],"summary":{"latest_period":"2025-01-01","latest_value":50.3702,"max":52.6176,"mean":40.391,"min":0.208661,"of":1324,"rank":1196,"trend":"rising"}}