15.7925% 1918 1.013322 0.986853 14.2845% 1917 0.286019 3.496272 16.6637% 1916 1.341210 0.745596 20.0069% 1915 1.117610 0.894766 9.1939% 1914 0.069046 14.483146 2.3500% 1913 0.067460 14.823599 YEAR: 1988 2010