{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"licence":"UN SDG Global Database (open, attribution requested)","slug":"annual-mean-levels-of-fine-particulate-matter-population-weighted-by-location-micrograms","source":"United Nations Statistics Division, SDG Global Database","source_url":"https://unstats.un.org/sdgs/dataportal/database?series=EN_ATM_PM25","title":"Annual mean levels of fine particulate matter (population-weighted), by location (micrograms per cubic meter)","unit":null},"observations":[{"date":"2010-01-01","value":21.7325},{"date":"2011-01-01","value":22.4606},{"date":"2012-01-01","value":20.5776},{"date":"2013-01-01","value":18.8353},{"date":"2014-01-01","value":18.9373},{"date":"2015-01-01","value":17.9934},{"date":"2016-01-01","value":17.8486},{"date":"2017-01-01","value":18.4968},{"date":"2018-01-01","value":17.9502},{"date":"2019-01-01","value":16.0409},{"date":"2020-01-01","value":14.4794},{"date":"2021-01-01","value":14.8297},{"date":"2022-01-01","value":14.1212},{"date":"2023-01-01","value":12.5736}],"summary":{"latest_period":"2023-01-01","latest_value":12.5736,"max":22.4606,"mean":17.6341,"min":12.5736,"of":220,"rank":109,"trend":"falling"}}