PM2.5 air pollution, mean annual exposure

17.98 (micrograms per cubic meter) in 2020

तिथि मान बदले , %
2020 17.98 -1.86%
2019 18.32 -16.72%
2018 22.00 3.83%
2017 21.19 1.96%
2016 20.78 -7.73%
2015 22.52 -1.62%
2014 22.89 -0.61%
2013 23.03 -8.43%
2012 25.15 -6.18%
2011 26.81 11.58%
2010 24.03 -0.91%
2009 24.25