Season 1

January 23, 2007 | 10 Episodes

Season 2

January 29, 2008 | 10 Episodes

Season 3

January 27, 2009 | 10 Episodes

Season 4

January 26, 2010 | 9 Episodes

Season 5

January 25, 2011 | 8 Episodes

Season 6

January 31, 2012 | 8 Episodes

Season 7

January 22, 2013 | 7 Episodes