PM2.5 air pollution, mean annual exposure
24.74
(micrograms per cubic meter)
in 2019
日付 |
値 |
変更
, % |
2019 |
24.74 |
-2.99% |
2018 |
25.50 |
0.70% |
2017 |
25.33 |
-8.96% |
2016 |
27.82 |
-1.93% |
2015 |
28.37 |
4.27% |
2014 |
27.20 |
-2.31% |
2013 |
27.85 |
-3.70% |
2012 |
28.92 |
2.39% |
2011 |
28.24 |
6.84% |
2010 |
26.43 |
6.09% |
2005 |
24.91 |
1.89% |
2000 |
24.45 |
|