China China, PM2.5 air pollution, mean annual exposure (micrograms per cubic meter)

Year Value Rank Change Change,%
2020 34.8 37 -2.74 -7.29%
2019 37.5 35 -2.72 -6.75%
2018 40.3 37 -5.57 -12.2%
2017 45.8 28 -0.996 -2.13%
2016 46.8 28 -4 -7.87%
2015 50.8 30 -3.74 -6.85%
2014 54.6 13 -3.9 -6.67%
2013 58.5 14 +10.3 +21.5%
2012 48.1 31 -3.23 -6.29%
2011 51.3 22 +3.87 +8.16%
2010 47.5 22 -0.233 -0.488%
2009 47.7 23 -0.947 -1.95%
2008 48.7 20 -1.23 -2.47%
2007 49.9 21 -1.08 -2.13%
2006 51 22 -0.506 -0.983%
2005 51.5 22 +0.0263 +0.051%
2004 51.4 22 +0.189 +0.368%
2003 51.3 24 +0.293 +0.575%
2002 51 27 +0.34 +0.671%
2001 50.6 27 +0.329 +0.654%
2000 50.3 27 +0.317 +0.634%
1999 50 27 +0.325 +0.655%
1998 49.7 26 +0.309 +0.626%
1997 49.3 24 +0.267 +0.544%
1996 49.1 24 +0.201 +0.411%
1995 48.9 23 +0.099 +0.203%
1994 48.8 23 -0.00978 -0.0201%
1993 48.8 24 -0.101 -0.207%
1992 48.9 24 -0.175 -0.356%
1991 49.1 25 -0.231 -0.469%
1990 49.3 26

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