Week ending Rank Streak
September 29, 2007 14 1
October 6, 2007 15 2
October 13, 2007 16 3
October 20, 2007 18 4
October 27, 2007 19 5
November 3, 2007 20 6
November 10, 2007 20 7
November 17, 2007 20 8
November 24, 2007 21 9
December 1, 2007 22 10
December 8, 2007 23 11
January 24, 2009 13 12
January 31, 2009 11 13
February 21, 2009 5 14
December 19, 2009 16 15
January 16, 2010 18 16