Season 1 , 2004 - 2005 Season 2 , 2005 - 2006 Season 3 , 2006 - 2007 Season 4 , 2007 - 2008 Season 5 , 2008 - 2009 Season 6 , 2009 - 2010 Season 7 , 2010 - 2011 Season 8 , 2012 Season 9 , 2013