(38 episodes, 1976-1989)
(37 episodes, 1976-1989)
(36 episodes, 1977-1989)
(36 episodes, 1976-1988)
(36 episodes, 1976-1989)
(35 episodes, 1976-1989)
(34 episodes, 1977-1989)
(32 episodes, 1976-1989)
(31 episodes, 1976-1985)
(31 episodes, 1976-1987)
(28 episodes, 1976-1989)
(27 episodes, 1976-1988)
(27 episodes, 1977-1989)
(24 episodes, 1977-1989)
(11 episodes, 1984-1989)
(11 episodes, 1976-1980)
(9 episodes, 1985-1989)
(7 episodes, 1976-1980)
(7 episodes, 1978-1980)
(6 episodes, 1983-1985)
(5 episodes, 1985-1988)
(5 episodes, 1984-1988)
(5 episodes, 1977-1983)
(5 episodes, 1977-1979)
(5 episodes, 1978-1980)
(5 episodes, 1978-1979)
(5 episodes, 1978)
(4 episodes, 1977-1978)
(4 episodes, 1978-1984)
(4 episodes, 1978-1980)
(4 episodes, 1980-1982)
(3 episodes, 1977-1984)
(3 episodes, 1977-1980)
(3 episodes, 1977-1979)
(3 episodes, 1978-1980)
(3 episodes, 1978)
(3 episodes, 1979-1980)
(3 episodes, 1983-1985)
(3 episodes, 1986-1987)
(2 episodes, 1976-1977)
(2 episodes, 1977-1979)
(2 episodes, 1978-1989)
(2 episodes, 1978-1979)
(2 episodes, 1978)
(2 episodes, 1979-1980)
(2 episodes, 1980-1981)
(2 episodes, 1981-1982)
(2 episodes, 1982-1983)
(2 episodes, 1983-1985)
(2 episodes, 1984)
(2 episodes, 1986)
(2 episodes, 1988-1989)
(1 episode, 1976)
(1 episode, 1977)
(1 episode, 1978)
Various (1 episode, 1978)
(1 episode, 1979)
(1 episode, 1980)
(1 episode, 1981)
(1 episode, 1982)
(1 episode, 1983)
(1 episode, 1984)
(1 episode, 1985)
(1 episode, 1986)
(1 episode, 1987)
(1 episode, 1988)
(1 episode, 1989)