with 24 episodes premiered on April 19, 1970

with 49 episodes premiered on February 6, 1971

with 32 episodes premiered on March 18, 1972

with 34 episodes premiered on March 3, 1973

with 30 episodes premiered on April 20, 1974

with 9 episodes premiered on April 19, 1975

with 2 episodes premiered on March 20, 1976

with 14 episodes premiered on September 23, 1991

with 16 episodes premiered on April 25, 1992

with 23 episodes premiered on April 17, 1993

with 29 episodes premiered on April 23, 1994

with 22 episodes premiered on April 22, 1995

with 7 episodes premiered on April 27, 1996