| Year | Month | Day | Rating | Rank |
|---|---|---|---|---|
| 2008 | September | 1 | 9454 | 892 |
| 2008 | August | 1 | 9478 | 956 |
| 2008 | July | 1 | 9502 | 935 |
| 2008 | June | 1 | 9528 | 952 |
| 2008 | May | 1 | 9563 | 982 |
| 2008 | April | 1 | 9600 | 975 |
| 2008 | March | 1 | 9636 | 963 |
| 2008 | February | 1 | 9683 | 928 |
| 2008 | January | 1 | 9701 | 929 |
| 2007 | December | 1 | 9729 | 914 |
| 2007 | November | 1 | 9760 | 919 |
| 2007 | October | 1 | 9805 | 919 |
| 2007 | September | 1 | 9809 | 925 |
| 2007 | August | 1 | 9919 | 880 |