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

Year Value Rank Change Change,%
2020 7.19 189 +0.528 +7.93%
2019 6.66 192 -0.0408 -0.609%
2018 6.7 194 -0.422 -5.92%
2017 7.12 189 +0.183 +2.63%
2016 6.94 189 +0.195 +2.89%
2015 6.75 192 +0.421 +6.67%
2014 6.32 196 +0.211 +3.45%
2013 6.11 195 -0.243 -3.82%
2012 6.36 194 +0.699 +12.4%
2011 5.66 198 -0.712 -11.2%
2010 6.37 194 -0.0472 -0.736%
2009 6.42 194 -0.0225 -0.35%
2008 6.44 195 -0.0118 -0.183%
2007 6.45 198 -0.015 -0.232%
2006 6.47 198 -0.0322 -0.495%
2005 6.5 198 -0.127 -1.92%
2004 6.62 197 -0.241 -3.51%
2003 6.87 195 -0.281 -3.93%
2002 7.15 195 -0.247 -3.34%
2001 7.39 191 -0.139 -1.84%
2000 7.53 191 +0.0483 +0.646%
1999 7.48 191 +0.201 +2.76%
1998 7.28 193 +0.259 +3.68%
1997 7.02 196 +0.221 +3.25%
1996 6.8 197 +0.0886 +1.32%
1995 6.71 197 -0.0125 -0.185%
1994 6.73 197 -0.0189 -0.28%
1993 6.74 197 -0.0258 -0.382%
1992 6.77 197 -0.0333 -0.489%
1991 6.8 197 -0.0412 -0.602%
1990 6.84 197

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