| Week Ending | Rank | Streak |
|---|---|---|
| July 25, 2008 | #23 | 1 |
| August 9, 2008 | #16 | 2 |
| October 18, 2008 | #11 | 3 |
| October 25, 2008 | #9 | 4 |
| November 1, 2008 | #19 | 5 |
| November 15, 2008 | #17 | 6 |
| November 29, 2008 | #15 | 7 |
| February 14, 2009 | #25 | 8 |
| February 21, 2009 | #21 | 9 |
| March 14, 2009 | #25 | 10 |
| August 13, 2011 | #23 | 1 |
| November 12, 2011 | #24 | 1 |
| March 7, 2015 | #21 | 1 |
| July 25, 2015 | #18 | 1 |
| December 12, 2015 | #19 | 1 |
| August 30, 2018 | #6 | 1 |
| March 6, 2021 | #22 | 1 |