with 36 episodes premiered on September 29, 1960

with 36 episodes premiered on September 28, 1961

with 39 episodes premiered on September 20, 1962

with 37 episodes premiered on September 19, 1963

with 36 episodes premiered on September 17, 1964

with 32 episodes premiered on September 16, 1965

with 32 episodes premiered on September 15, 1966

with 30 episodes premiered on September 9, 1967

with 28 episodes premiered on September 28, 1968

with 26 episodes premiered on October 4, 1969

with 24 episodes premiered on September 19, 1970

with 24 episodes premiered on September 13, 1971