-11.5407% 1931 0.061964 16.138504 2.3623% 1939 0.869880 1.149584 -1.5482% 1938 0.404381 2.472914 -1.5312% 1937 1.770275 0.564884 3.9669% 1936 1.853005 0.539664 3.2811% 1934 1.626590 0.614783 8.9328% 1933 0.767118 1.303580 -2.6088%