Seasons and episodes
1
Season 1 1/1/2005
2
Season 2 1/4/2006
3
Season 3 3/27/2007
4
Season 4 4/22/2008
5
Season 5 4/28/2009
6
Season 6 7/20/2010
7
Season 7 8/8/2011
8
Season 8 7/9/2013
9
Season 9 4/30/2015
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