All Available Season All Season Season 1 Jun, 1969 29 episodes 0.0 Season 2 Sep, 1970 22 episodes 0.0 Season 3 Sep, 1971 26 episodes 0.0 Season 4 Sep, 1972 26 episodes 0.0 Season 5 Sep, 1973 26 episodes 0.0 Season 6 Sep, 1974 26 episodes 0.0 Season 7 Sep, 1975 26 episodes 0.0 Season 8 Sep, 1976 26 episodes 0.0 Season 9 Sep, 1977 26 episodes 0.0 Season 10 Sep, 1978 26 episodes 0.0 Season 11 Sep, 1979 26 episodes 0.0 Season 12 Sep, 1980 26 episodes 0.0 Season 13 Sep, 1981 26 episodes 0.0 Season 14 Sep, 1982 26 episodes 0.0 Season 15 Sep, 1983 26 episodes 0.0 Season 16 Sep, 1984 26 episodes 0.0 Season 17 Sep, 1985 26 episodes 0.0 Season 18 Sep, 1986 26 episodes 0.0 Season 19 Sep, 1987 26 episodes 0.0 Season 20 Oct, 1988 24 episodes 0.0 Season 21 Sep, 1989 24 episodes 0.0 Season 22 Sep, 1990 23 episodes 0.0 Season 23 Jan, 1992 22 episodes 0.0
