| Month | Fourseam |
|---|---|
| 5/09 | 0.28 |
| 6/09 | 0.27 |
| 7/09 | 0.25 |
| 8/09 | 0.22 |
| 9/09 | 0.23 |
| 10/09 | 0.26 |
| Month | Fourseam | 4/10 | 0.07 |
| 5/10 | 0.17 |
| 6/10 | 0.10 |
| 7/10 | -0.10 |
| 8/10 | 0.36 |
| 9/10 | 0.15 |
| 10/10 | 0.45 |
| Month | Fourseam | 3/11 | 0.30 |
| 4/11 | 0.10 |
| 5/11 | 0.26 |
| 6/11 | 0.18 |
| 7/11 | 0.08 |
| 8/11 | 0.15 |
| 9/11 | 0.39 |
| Month | Fourseam | 4/12 | 0.04 |
| 5/12 | 0.28 |
| 6/12 | -0.38 |