| Site | Year | December | January | February | March | Total |
| VT | 2008 | 171 | 110 | 226 | 79 | 586 |
| 2009 | 70 | 44 | 161 | 72 | 347 | |
| SS | 2008 | 81 | 127 | 130 | 70 | 408 |
| 2009 | 49 | 37 | 163 | 44 | 293 |