| Month | In Zone | Out of Zone |
|---|---|---|
| 3/07 | 6 | 2 |
| 4/07 | 141 | 132 |
| 5/07 | 121 | 139 |
| 6/07 | 79 | 70 |
| 7/07 | 105 | 116 |
| 8/07 | 144 | 170 |
| 9/07 | 179 | 184 |
| Month | In Zone | Out of Zone | 3/08 | 15 | 17 |
| 4/08 | 237 | 241 |
| 5/08 | 235 | 263 |
| 6/08 | 63 | 64 |
| 8/08 | 44 | 46 |
| Month | In Zone | Out of Zone | 5/09 | 32 | 46 |
| 6/09 | 98 | 105 |
| 7/09 | 35 | 37 |
| 8/09 | 146 | 119 |
| 9/09 | 155 | 143 |
| Month | In Zone | Out of Zone | 3/11 | 140 | 146 |
| 4/11 | 63 | 74 |
| 5/11 | 59 | 90 |
| Month | In Zone | Out of Zone | 3/12 | 17 | 16 |