All Available Season All Season Specials Feb, 2003 12 episodes 0.0 Season 1 Aug, 2004 13 episodes 7.3 Season 2 Jun, 2006 13 episodes 8.1 Season 3 Jun, 2008 13 episodes 8.1 Season 4 Oct, 2009 16 episodes 8.1 Season 5 Jun, 2013 8 episodes 7.9 Season 6 Feb, 2016 8 episodes 8.3 Season 7 Aug, 2018 10 episodes 8.5
