Munitions Production in World War II (Expenditures in billions of dollars, US 1944 munitions prices) Country/Alliance Year Average 1935-39 1940 1941 1942 1943 1944 Total 1939–44 U.S.A. 0.3 1.5 4.5 20.0 38.0 42.0 106.3 Britain 0.5 3.5 6.5 9.0 11.0 11.0 41.5 U.S.S.R. 1.6 5.0 8.5 11.5 14.0 16.0 56.6 Allies Total 2.4 10.0 20.0 41.5 64.5 70.5 204.4 Germany 2.4 6.0 6.0 8.5 13.5 17.0 53.4 Japan 0.4 1.0 2.0 3.0 4.5 6.0 16.9 Axis Total 2.8 7.0 8.0 11.5 18.0 23.0 70.3