with 20 episodes premiered on November 7, 1948

with 42 episodes premiered on September 12, 1949

with 55 episodes premiered on August 28, 1950

with 51 episodes premiered on September 17, 1951

with 50 episodes premiered on September 22, 1952

with 52 episodes premiered on September 21, 1953

with 52 episodes premiered on September 20, 1954

with 50 episodes premiered on September 19, 1955

with 47 episodes premiered on September 24, 1956

with 47 episodes premiered on September 9, 1957