All Available Season All Season Season 1 Apr, 1970 24 episodes 0.0 Season 2 Feb, 1971 49 episodes 0.0 Season 3 Mar, 1972 32 episodes 0.0 Season 4 Mar, 1973 34 episodes 0.0 Season 5 Apr, 1974 30 episodes 0.0 Season 6 Apr, 1975 9 episodes 0.0 Season 7 Mar, 1976 2 episodes 0.0 Season 8 Sep, 1991 14 episodes 0.0 Season 9 Apr, 1992 16 episodes 0.0 Season 10 Apr, 1993 23 episodes 0.0 Season 11 Apr, 1994 29 episodes 0.0 Season 12 Apr, 1995 22 episodes 0.0 Season 13 Apr, 1996 7 episodes 0.0
