Season 1
38 episodes · Mar 16, 1999
Season 2
38 episodes · Sep 2, 2000
Season 3
34 episodes · Oct 10, 2001
Season 4
23 episodes · Sep 1, 2002
Season 5
21 episodes · Mar 1, 2003
Season 6
16 episodes · Mar 5, 2004
Season 7
16 episodes · Sep 3, 2004
Season 8
16 episodes · Mar 4, 2005
Season 9
42 episodes · Sep 13, 2006
Season 10
21 episodes · Mar 21, 2007
Season 11
13 episodes · Oct 3, 2007
Season 12
14 episodes · Mar 5, 2008
Season 13
15 episodes · Oct 1, 2008
Season 14
15 episodes · Sep 2, 2009
Season 15
15 episodes · Mar 3, 2010
Season 16
15 episodes · Sep 8, 2010
Season 17
13 episodes · Mar 2, 2011
Season 18
14 episodes · Sep 7, 2011
Season 19
13 episodes · Mar 7, 2012
Season 20
13 episodes · Sep 5, 2012
Season 21
13 episodes · Mar 6, 2013
Season 22
13 episodes · Sep 4, 2013
Season 23
13 episodes · Mar 5, 2014
Season 24
12 episodes · Sep 3, 2014
Season 25
12 episodes · Mar 4, 2015
Season 26
12 episodes · Sep 2, 2015
Season 27
12 episodes · Mar 2, 2016
Season 28
12 episodes · Sep 7, 2016
Season 29
12 episodes · Mar 4, 2017
Season 30
12 episodes · Sep 6, 2017
