| Year | Month | Day | Rating | Rank |
|---|---|---|---|---|
| 2006 | August | 1 | 639 | 540 |
| 2006 | July | 1 | 639 | 526 |
| 2006 | June | 1 | 636 | 522 |
| 2006 | May | 1 | 622 | 531 |
| 2006 | April | 1 | 638 | 507 |
| 2006 | March | 1 | 637 | 515 |
| 2006 | February | 1 | 634 | 510 |
| 2005 | December | 1 | 634 | 494 |
| 2005 | November | 1 | 634 | 495 |
| 2005 | October | 1 | 612 | 505 |
| 2005 | September | 1 | 619 | 498 |