PM2.5 air pollution, mean annual exposure

54.86 (micrograms per cubic meter) in 2020

日付 変更 , %
2020 54.86 -19.03%
2019 67.75 3.50%
2018 65.46 11.08%
2017 58.94 -4.10%
2016 61.46 -9.15%
2015 67.65 2.31%
2014 66.12 -5.74%
2013 70.15 13.65%
2012 61.72 -0.52%
2011 62.05 -18.86%
2010 76.47 1.89%
2009 75.05