All Available Season All Season Season 1 Sep, 2008 18 episodes 0.0 Season 2 Mar, 2009 15 episodes 0.0 Season 3 Mar, 2009 16 episodes 0.0 Season 4 Mar, 2010 15 episodes 0.0 Season 5 Mar, 2010 15 episodes 0.0 Season 6 Mar, 2011 16 episodes 0.0 Season 7 Mar, 2012 9 episodes 0.0 Season 8 Mar, 2014 19 episodes 0.0