{"entity":{"iso2":null,"iso3":null,"name":"Krefeld","slug":"krefeld"},"indicator":{"licence":"OECD Terms and Conditions (attribution required)","slug":"air-pollution-cities-and-fuas-population-exposure-to-pm2-5","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 PM2.5","unit":"Microgrammes per cubic metre"},"observations":[{"date":"2021-01-01","value":42.6418},{"date":"2022-01-01","value":42.7864},{"date":"2023-01-01","value":0.296657},{"date":"2024-01-01","value":29.8469},{"date":"2025-01-01","value":30.2971}],"summary":{"latest_period":"2025-01-01","latest_value":30.2971,"max":42.7864,"mean":29.1738,"min":0.296657,"of":1324,"rank":518,"trend":"volatile"}}