| Year | Month | Day | Rating | Rank |
|---|---|---|---|---|
| 2009 | July | 1 | 10362 | 856 |
| 2009 | June | 1 | 10360 | 840 |
| 2008 | December | 1 | 10360 | 852 |
| 2008 | November | 1 | 10360 | 861 |
| 2008 | October | 1 | 10360 | 882 |
| 2008 | September | 1 | 10359 | 851 |
| 2008 | August | 1 | 10359 | 911 |
| 2008 | July | 1 | 10324 | 963 |
| 2008 | June | 1 | 10318 | 995 |
| 2008 | May | 1 | 10162 | 1196 |
| 2008 | April | 1 | 10215 | 1150 |
| 2008 | March | 1 | 10146 | 1198 |