In what year was the first Super Bowl held?
1967
1970
1970
1970
1970
1966
1970
1960
1966
1970
1960
1966
1970
1960
1966
1970
1960
1966
1970
1960
1966
1970
1960
1966
1970
1960
1966
1970
1960
1966
1970
1960
1966
1970
1960
1966
1970
1960
1966
1970
1960
1966
1970
1960
1966
1970
1960
1966
1970
1960
1966
1970
1960
1966
1960
1966
1967
1960
1966
1967
1960
1966
1967
1960
1967
1967
1967
1933
1967
1933
1967
1933
1967
1926
1927
1933
1967
1922
1926
1933
1927
1931
1967
1922
1933
1926
1927
1932
1967
1931
1933
1939
1922
1967
1926
1927
1932
1933
1931
1939
1967
1922
1926
1933
1927
1946
1932
1931
1967
1971
1939
1922
1933
1946
1926
1927
1932
1950
1967
1931
1971
1959
1933
1939
1946
1922
1950
1967
1926
1927
1971
1932
1959
1933
1931
1946
1939
1950
1967
1922
1971
1926
1959
1933
1927
1946
1932
1966-67
1931
1960 NFL Championship
1940
1950
1967
1971
1939
1958
1968
1959
1922
1933
1946
1926
1927
1940
1932
1950
1967
1931
1971
1958
1968
1959
1960 NFL Championship
1933
1939
1946
1922
1921
1966-67
1940
1950
1926
1927
1971
1932
1958
1968
1959
1933
1931
1946
1947
1939
1960 NFL Championship
1940
1950
1922
1921
1966.
1971
1958