| Year | Ambient air climate | Waste | Other | Wastewater |
|---|---|---|---|---|
| 2006 | 9482 | 122446 | 79567 | 46079 |
| 2007 | 9761 | 124088 | 82086 | 46241 |
| 2008 | 9832 | 124198 | 85819 | 46713 |
| 2009 | 9694 | 125006 | 84032 | 48968 |
| 2010 | 9507 | 132819 | 81886 | 49344 |
| 2011 | 9923 | 134925 | 79852 | 50972 |
| 2012 | 10083 | 137293 | 79259 | 51305 |
| 2013 | 10406 | 139256 | 75664 | 52166 |
| 2014 | 10315 | 140936 | 77126 | 52377 |