PM2.5 air pollution, mean annual exposure

27.65 (micrograms per cubic meter) in 2019

日付 変更 , %
2019 27.65 -1.34%
2018 28.02 0.77%
2017 27.81 -4.67%
2016 29.17 -5.73%
2015 30.94 5.15%
2014 29.43 -8.73%
2013 32.24 6.32%
2012 30.32 -6.82%
2011 32.54 12.70%
2010 28.88 -1.10%
2005 29.20 -18.59%
2000 35.87