PM2.5 air pollution, mean annual exposure

16.19 (micrograms per cubic meter) in 2020

日付 変更 , %
2020 16.19 -9.12%
2019 17.82 7.00%
2018 16.65 11.44%
2017 14.95 -8.80%
2016 16.39 -3.21%
2015 16.93 -1.03%
2014 17.11 -8.99%
2013 18.80 4.94%
2012 17.91 8.19%
2011 16.55 -5.77%
2010 17.57 -5.98%
2009 18.68