| Year | Month | Day | Rating | Rank |
|---|---|---|---|---|
| 2008 | March | 1 | 10141 | 1201 |
| 2008 | February | 1 | 10141 | 1147 |
| 2008 | January | 1 | 10141 | 1161 |
| 2007 | December | 1 | 10140 | 1167 |
| 2007 | November | 1 | 10140 | 1185 |
| 2007 | October | 1 | 10140 | 1194 |
| 2007 | September | 1 | 10140 | 1200 |
| 2007 | August | 1 | 10140 | 1177 |
| 2007 | July | 1 | 10138 | 1173 |
| 2007 | June | 1 | 10117 | 1118 |
| 2007 | May | 1 | 10115 | 1132 |
| 2007 | April | 1 | 10094 | 1143 |