Seasons

Specials

July 18, 2008 | 11 Episodes

Season 1

October 13, 2003 | 17 Episodes

Season 2

June 7, 2004 | 13 Episodes

Season 3

October 4, 2004 | 13 Episodes

Season 4

April 4, 2005 | 13 Episodes

Season 5

September 5, 2005 | 13 Episodes

Season 6

May 1, 2006 | 15 Episodes

Season 7

June 8, 2007 | 13 Episodes

Season 8

April 11, 2008 | 14 Episodes

Season 9

October 16, 2010 | 13 Episodes

Season 10

March 19, 2009 | 13 Episodes

Season 11

September 17, 2009 | 13 Episodes

Season 12

April 8, 2010 | 13 Episodes

Season 13

July 8, 2010 | 13 Episodes

Season 14

October 7, 2010 | 13 Episodes

Season 15

February 17, 2011 | 13 Episodes

Season 16

June 2, 2011 | 13 Episodes

Season 17

February 16, 2012 | 13 Episodes

Season 18

October 13, 2011 | 13 Episodes