In which year was there no World Series?
1994
1907
1907
1907
1907
1902
1907
1945
1904
1902
1915
1907
1945
1922
1904
1945
1902
1915
1907
1922
1904
1945
1902
1915
1907
1905
1922
1945
1904
1913
1903
1902
1908
1915
1907
1905
1945
1922
1921
1904
1913
1903
1945
1902
1908
1915
1907
1905
1922
1923
1904
1913
1944
1945
1903
1921
1902
1908
1915
1907
1905
1922
1919
1944
1945
1946
1904
1913
1923
1903
1921
1902
1919
1944
1915
1907
1905
1945
1946
1922
1904
1913
1908
1923
1926
1919
1944
1945
1946
1902
1915
1907
1905
1922
1903
1921
1904
1913
1919
1944
1908
1945
1946
1943
1902
1931
1915
1907
1905
1939
1922
1923
1926
1919
1944
1945
1946
1904
1943
1903
1921
1913
1902
1919
1931
1944
1908
1915
1907
1945
1946
1922
1943
1918
1904
1909
1905
1939
1923
1926
1919
1944
1945
1946
1902
1915
1907
1943
1922
1918
1903
1921
1904
1913
1919
1931
1944
1908
1945
1946
1943
1918
1902
1915
1909
1907
1905
1939
1922
1923
1926
1919
1944
1945
1946
1904
1943
1918
1903
1921
1924
1913
1902
1919
1944
1908
1915
1907
1945
1946
1922
1943
1918
1904
1931
1909
1905
1939
1923
1919
1944