Week ending Rank Streak
December 8, 2007 24 1
December 15, 2007 22 2
December 22, 2007 23 3
December 29, 2007 24 4
January 5, 2008 24 5
January 12, 2008 24 6
January 26, 2008 24 7
March 22, 2008 25 8
March 29, 2008 11 9
April 5, 2008 16 10
April 12, 2008 24 11
May 17, 2008 21 12
May 24, 2008 5 13
May 31, 2008 5 14
June 7, 2008 7 15
June 14, 2008 18 16
June 28, 2008 7 17
July 12, 2008 9 18
July 19, 2008 18 19
July 26, 2008 15 20
August 9, 2008 6 21
August 16, 2008 22 22
August 23, 2008 25 23
September 6, 2008 21 24
February 7, 2009 1 25
August 1, 2009 2 26
November 21, 2009 1 27