PM2.5 air pollution, mean annual exposure
9.08
(micrograms per cubic meter)
in 2020
| 日付 |
値 |
変更
, % |
| 2020 |
9.08 |
0.77% |
| 2019 |
9.01 |
-8.94% |
| 2018 |
9.90 |
-1.26% |
| 2017 |
10.02 |
-0.84% |
| 2016 |
10.11 |
-9.02% |
| 2015 |
11.11 |
6.45% |
| 2014 |
10.44 |
-7.40% |
| 2013 |
11.27 |
-8.07% |
| 2012 |
12.26 |
-9.01% |
| 2011 |
13.47 |
8.87% |
| 2010 |
12.38 |
-1.30% |
| 2009 |
12.54 |
|