| Year | Month | Day | Rating | Rank |
|---|---|---|---|---|
| 2008 | December | 1 | 9447 | 1013 |
| 2008 | November | 1 | 9446 | 999 |
| 2008 | October | 1 | 9453 | 1012 |
| 2008 | September | 1 | 9558 | 876 |
| 2008 | August | 1 | 9531 | 950 |
| 2008 | July | 1 | 9531 | 927 |
| 2008 | June | 1 | 9565 | 944 |
| 2008 | May | 1 | 9571 | 978 |
| 2008 | April | 1 | 9647 | 968 |
| 2008 | March | 1 | 9693 | 953 |
| 2008 | February | 1 | 9710 | 917 |
| 2008 | January | 1 | 9742 | 920 |
| 2007 | December | 1 | 9745 | 911 |
| 2007 | November | 1 | 9827 | 908 |
| 2007 | October | 1 | 9831 | 915 |
| 2007 | September | 1 | 9947 | 899 |
| 2007 | August | 1 | 9951 | 873 |