All Available Season All Season Season 1 Mar, 1972 200 episodes 0.0 Season 2 Jan, 1973 243 episodes 0.0 Season 3 Jan, 1974 223 episodes 0.0 Season 4 Jan, 1975 241 episodes 0.0 Season 5 Jan, 1976 188 episodes 0.0 Season 6 Jan, 1977 5 episodes 0.0
