All Available Season All Season Specials Dec, 2010 1 episodes 0.0 Season 1 Jan, 2006 32 episodes 7.1 Season 2 Jan, 2007 36 episodes 6.9 Season 3 Jan, 0001 32 episodes 7.1 Season 4 Sep, 2008 26 episodes 7.0 Season 5 Sep, 2009 32 episodes 7.0 Season 6 Aug, 2010 30 episodes 7.0 Season 7 Sep, 2011 35 episodes 7.0 Season 8 Sep, 2012 34 episodes 7.8 Season 9 Aug, 2013 33 episodes 8.0 Season 10 Aug, 2014 35 episodes 8.0 Season 11 Jan, 0001 33 episodes 8.0 Season 12 Sep, 2016 35 episodes 8.0 Season 13 Jan, 0001 36 episodes 7.9 Season 14 Sep, 2018 36 episodes 7.9 Season 15 Sep, 2019 36 episodes 8.0 Season 16 Sep, 2020 36 episodes 8.0 Season 17 Aug, 2021 36 episodes 7.9 Season 18 Sep, 2022 37 episodes 8.0 Season 19 Jan, 0001 36 episodes 0.0
