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

Year Value Rank Change Change,%
2020 20 102 +0.607 +3.13%
2019 19.4 107 -0.587 -2.94%
2018 20 109 +0.236 +1.19%
2017 19.7 105 -1.32 -6.27%
2016 21.1 101 -1.06 -4.79%
2015 22.1 98 +1.06 +5.05%
2014 21.1 103 -0.516 -2.39%
2013 21.6 107 -0.985 -4.37%
2012 22.6 96 -0.539 -2.33%
2011 23.1 94 +1.3 +5.96%
2010 21.8 101 +0.618 +2.92%
2009 21.2 108 +0.521 +2.52%
2008 20.7 117 +0.401 +1.98%
2007 20.3 121 +0.258 +1.29%
2006 20 123 +0.0918 +0.461%
2005 19.9 124 -0.0545 -0.273%
2004 20 124 -0.132 -0.656%
2003 20.1 125 -0.158 -0.778%
2002 20.3 126 -0.131 -0.645%
2001 20.4 125 -0.0538 -0.263%
2000 20.4 124 +0.105 +0.519%
1999 20.3 126 +0.248 +1.24%
1998 20.1 128 +0.296 +1.49%
1997 19.8 133 +0.248 +1.27%
1996 19.5 135 +0.105 +0.538%
1995 19.4 135 -0.0189 -0.097%
1994 19.5 135 -0.0643 -0.33%
1993 19.5 135 -0.118 -0.601%
1992 19.6 135 -0.18 -0.907%
1991 19.8 134 -0.25 -1.24%
1990 20.1 132

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