| Year | Month | Day | Rating | Rank |
|---|---|---|---|---|
| 2008 | August | 1 | 10943 | 337 |
| 2008 | July | 1 | 10942 | 335 |
| 2008 | June | 1 | 10942 | 340 |
| 2008 | May | 1 | 10942 | 349 |
| 2008 | April | 1 | 10942 | 354 |
| 2008 | March | 1 | 10935 | 354 |
| 2008 | February | 1 | 10935 | 343 |
| 2008 | January | 1 | 10937 | 344 |
| 2007 | December | 1 | 10936 | 346 |
| 2007 | November | 1 | 10937 | 347 |
| 2007 | October | 1 | 10935 | 347 |
| 2007 | September | 1 | 10934 | 348 |
| 2007 | August | 1 | 10973 | 309 |
| 2006 | June | 1 | 968 | 306 |
| 2006 | May | 1 | 967 | 309 |
| 2006 | April | 1 | 967 | 300 |
| 2006 | March | 1 | 967 | 303 |
| 2006 | February | 1 | 963 | 307 |