| Date | Rank |
|---|---|
| December 14, 2009 | #318 |
| September 7, 2009 | #396 |
| August 31, 2009 | #468 |
| March 2, 2009 | #570 |
| January 12, 2009 | #530 |
| December 22, 2008 | #551 |
| November 10, 2008 | #545 |
| June 30, 2008 | #270 |
| May 19, 2008 | #272 |
| March 10, 2008 | #305 |
| December 24, 2007 | #287 |
| November 12, 2007 | #311 |
| September 24, 2007 | #326 |
| July 30, 2007 | #388 |
| June 18, 2007 | #347 |
| May 21, 2007 | #448 |
| May 14, 2007 | #445 |
| April 30, 2007 | #429 |
| April 23, 2007 | #397 |
| April 16, 2007 | #371 |
| April 9, 2007 | #366 |