15.7925% 1918 0.177359 5.638283 14.2845% 1917 1.705195 0.586443 16.6637% 1916 0.802829 1.245596 20.0069% 1915 1.172845 0.852628 9.1939% 1914 0.071721 13.942893 2.3510% 1913 0.191441 5.223540 YEAR: 1970 2010 6.836249