| Week Ending | Rank | Streak |
|---|---|---|
| August 9, 2008 | #17 | 1 |
| August 16, 2008 | #12 | 2 |
| September 6, 2008 | #17 | 3 |
| September 13, 2008 | #5 | 4 |
| September 20, 2008 | #25 | 5 |
| October 4, 2008 | #6 | 6 |
| October 25, 2008 | #11 | 7 |
| November 29, 2008 | #8 | 8 |
| December 13, 2008 | #2 | 9 |
| January 24, 2009 | #24 | 10 |
| January 31, 2009 | #19 | 11 |
| March 21, 2009 | #14 | 12 |
| July 16, 2011 | #24 | 1 |
| May 3, 2014 | #8 | 1 |
| March 21, 2015 | #11 | 1 |
| October 21, 2017 | #5 | 1 |
| August 7, 2021 | #24 | 1 |