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

Year Value Rank Change Change,%
2020 9.58 172 -0.313 -3.16%
2019 9.89 169 -0.119 -1.19%
2018 10 174 +1.39 +16.1%
2017 8.62 180 -0.331 -3.69%
2016 8.95 178 -1.83 -16.9%
2015 10.8 169 +2.63 +32.2%
2014 8.15 182 -0.453 -5.27%
2013 8.6 181 +1.1 +14.7%
2012 7.5 188 +0.12 +1.63%
2011 7.38 185 -0.397 -5.11%
2010 7.78 185 -0.174 -2.19%
2009 7.95 183 -0.123 -1.53%
2008 8.08 183 -0.0971 -1.19%
2007 8.17 183 -0.0955 -1.16%
2006 8.27 185 -0.119 -1.41%
2005 8.39 186 -0.164 -1.91%
2004 8.55 186 -0.194 -2.22%
2003 8.75 186 -0.194 -2.17%
2002 8.94 187 -0.164 -1.8%
2001 9.1 187 -0.103 -1.12%
2000 9.21 187 +0.0209 +0.227%
1999 9.19 187 +0.137 +1.52%
1998 9.05 187 +0.18 +2.03%
1997 8.87 188 +0.148 +1.69%
1996 8.72 188 +0.0412 +0.475%
1995 8.68 189 -0.0401 -0.46%
1994 8.72 189 -0.0469 -0.535%
1993 8.77 189 -0.0538 -0.61%
1992 8.82 189 -0.0606 -0.683%
1991 8.88 188 -0.0675 -0.754%
1990 8.95 187

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