PM2.5 air pollution, mean annual exposure

19.70 (micrograms per cubic meter) in 2020

التاريخ Value تغيير , %
2020 19.70 3.36 %
2019 19.06 0.71 %
2018 18.92 -0.49 %
2017 19.02 -4.54 %
2016 19.92 0.63 %
2015 19.80 9.06 %
2014 18.15 0.48 %
2013 18.06 2.86 %
2012 17.56 1.94 %
2011 17.23 -2.10 %
2010 17.60 -0.11 %
2009 17.62