| Year | Month | Day | Rating | Rank |
|---|---|---|---|---|
| 2008 | April | 1 | 10090 | 1237 |
| 2008 | March | 1 | 10089 | 1231 |
| 2008 | February | 1 | 10082 | 1176 |
| 2008 | January | 1 | 10087 | 1193 |
| 2007 | December | 1 | 10079 | 1201 |
| 2007 | November | 1 | 10079 | 1214 |
| 2007 | October | 1 | 10086 | 1228 |
| 2007 | September | 1 | 10083 | 1238 |
| 2007 | August | 1 | 10095 | 1204 |
| 2007 | July | 1 | 10106 | 1193 |
| 2007 | June | 1 | 10110 | 1122 |
| 2007 | May | 1 | 10101 | 1140 |
| 2007 | April | 1 | 10089 | 1147 |