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

Year Value Rank Change Change,%
2020 10.7 163 +0.197 +1.88%
2019 10.5 163 -1.22 -10.4%
2018 11.7 160 +0.578 +5.19%
2017 11.1 161 +0.341 +3.16%
2016 10.8 163 -0.238 -2.15%
2015 11 167 +0.309 +2.88%
2014 10.7 168 +0.463 +4.52%
2013 10.3 175 -0.197 -1.88%
2012 10.5 174 -0.24 -2.24%
2011 10.7 175 +0.788 +7.95%
2010 9.91 177 -0.143 -1.42%
2009 10.1 177 -0.361 -3.47%
2008 10.4 177 -0.479 -4.4%
2007 10.9 176 -0.496 -4.35%
2006 11.4 176 -0.412 -3.49%
2005 11.8 175 -0.337 -2.78%
2004 12.1 172 -0.332 -2.66%
2003 12.5 171 -0.315 -2.46%
2002 12.8 171 -0.286 -2.19%
2001 13.1 169 -0.245 -1.84%
2000 13.3 165 -0.228 -1.68%
1999 13.5 165 -0.238 -1.73%
1998 13.8 164 -0.238 -1.7%
1997 14 162 -0.229 -1.61%
1996 14.2 162 -0.211 -1.46%
1995 14.5 162 -0.196 -1.34%
1994 14.7 161 -0.19 -1.28%
1993 14.8 161 -0.182 -1.21%
1992 15 161 -0.175 -1.15%
1991 15.2 161 -0.167 -1.09%
1990 15.4 160

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