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