Year | PM10 | SO2 | O3 | NO2 |
---|---|---|---|---|
2002 | 84.9 | 80.8 | 97.7 | 16.5 |
2003 | 92.8 | 76.6 | 98.9 | 23.1 |
2004 | 81.7 | 69.5 | 99.7 | 17.2 |
2005 | 84.6 | 67.6 | 97.0 | 16.2 |
2006 | 87.8 | 72.7 | 99.0 | 9.4 |
2007 | 89.8 | 61.2 | 98.5 | 13.9 |
2008 | 78.2 | 57.1 | 99.0 | 6.8 |
2009 | 84.7 | 54.4 | 98.1 | 12.9 |
2010 | 86.9 | 52.5 | 96.8 | 7.4 |
2011 | 87.8 | 45.5 | 97.8 | 4.9 |