No airdate for Season 0
Season 1 of The Bob Newhart Show premiered on Sep 16, 1972
Season 2 of The Bob Newhart Show premiered on Sep 15, 1973
Season 3 of The Bob Newhart Show premiered on Sep 14, 1974
Season 4 of The Bob Newhart Show premiered on Sep 13, 1975
Season 5 of The Bob Newhart Show premiered on Sep 25, 1976
Season 6 of The Bob Newhart Show premiered on Sep 24, 1977