with 3 episodes premiered on Invalid Date

with 16 episodes premiered on September 14, 1972

with 15 episodes premiered on September 10, 1973

with 8 episodes premiered on October 17, 1974

with 7 episodes premiered on October 24, 1975

with 8 episodes premiered on November 11, 1976

with 7 episodes premiered on December 22, 1977

with 7 episodes premiered on October 5, 1979