Season 1

September 22, 2004 | 23 Episodes

Season 2

September 28, 2005 | 24 Episodes

Season 3

September 20, 2006 | 24 Episodes

Season 4

September 26, 2007 | 21 Episodes

Season 5

September 24, 2008 | 25 Episodes

Season 6

September 23, 2009 | 23 Episodes

Season 7

September 24, 2010 | 22 Episodes

Season 8

September 23, 2011 | 18 Episodes

Season 9

September 28, 2012 | 17 Episodes