Season 1 BBC One Wales , 2000 Season 2 BBC One Wales , 2001 Season 3 BBC One Wales , 2002 Season 4 BBC One Wales , 2003 Season 5 BBC One Wales , 2004 Season 6 BBC One Wales , 2005 Season 7 BBC One Wales , 2006 Season 8 BBC One Wales , 2007 Season 9 BBC One Wales , 2008 Season 10 BBC One Wales , 2009