{"entity":{"iso2":null,"iso3":null,"name":"Alphen aan den Rijn","slug":"alphen-aan-den-rijn"},"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":65.3942},{"date":"2022-01-01","value":62.1449},{"date":"2023-01-01","value":0.413016},{"date":"2024-01-01","value":55.8498},{"date":"2025-01-01","value":52.1612}],"summary":{"latest_period":"2025-01-01","latest_value":52.1612,"max":65.3942,"mean":47.1926,"min":0.413016,"of":1316,"rank":90,"trend":"volatile"}}