Season 1
13 episodes
March 26, 2005 - June 18, 2005
Season 2
13 episodes
April 15, 2006 - July 8, 2006
Season 3
13 episodes
March 31, 2007 - June 30, 2007
Season 4
13 episodes
April 5, 2008 - July 5, 2008
Season 5
13 episodes
April 3, 2010 - June 26, 2010
Season 6
13 episodes
April 23, 2011 - October 1, 2011
Season 7
13 episodes
September 1, 2012 - May 18, 2013
Season 8
12 episodes
August 23, 2014 - November 8, 2014
Season 9
12 episodes
September 19, 2015 - December 5, 2015
Season 10
12 episodes
April 15, 2017 - July 1, 2017
Season 11
10 episodes
October 7, 2018 - December 9, 2018
Season 12
10 episodes
January 1, 2020 - March 1, 2020
Season 13
7 episodes
October 31, 2021 - January 1, 2022
