All Available Season All Season Specials Mar, 1974 19 episodes 0.0 Season 1 Sep, 1974 24 episodes 7.5 Season 2 Sep, 1975 22 episodes 7.4 Season 3 Sep, 1976 22 episodes 2.3 Season 4 Sep, 1977 22 episodes 8.3 Season 5 Sep, 1978 24 episodes 0.0 Season 6 Sep, 1979 24 episodes 0.0 Season 7 Sep, 1980 22 episodes 0.0 Season 8 Oct, 1981 22 episodes 0.0 Season 9 Sep, 1982 22 episodes 0.0
