1919 1 65.4000 1919 2 69.9000 1919 3 72.0000 1919 4 77.2000 1919 5 81.6000 1919 6 86.0000 1919 7 91.1000 1919 8 87.1000 1919 9 85.7000 1919 10 89.4000 1919 11 87.8000 1919 12 88.8000 1920 1 85.5000 1920 2 83.8000 1920 3 83.2000 1920 4 84.5000 1920 5 79.7000 1920 6 76.4000 1920 7 76.8000 1920 8 75.4000 1920 9 73.1000 1920 10 72.4000 1920 11 69.8000 1920 12 64.8000 1921 1 63.1000 1921 2 64.8000 1921 3 65.8000 1921 4 67.9000 1921 5 68.7000 1921 6 69.0000 1921 7 69.5000 1921 8 72.6000 1921 9 73.8000 1921 10 75.8000 1921 11 76.8000 1921 12 75.0000 1922 1 76.4000 1922 2 78.3000 1922 3 79.7000 1922 4 82.6000 1922 5 85.6000 1922 6 85.6000 1922 7 85.3000 1922 8 85.6000 1922 9 85.3000 1922 10 85.9000 1922 11 87.0000 1922 12 87.8000 1923 1 88.4000 1923 2 87.8000 1923 3 89.1000 1923 4 87.5000 1923 5 86.1000 1923 6 84.0000 1923 7 84.2000 1923 8 83.1000 1923 9 80.3000 1923 10 83.1000 1923 11 84.6000 1923 12 85.2000 1924 1 85.5000 1924 2 84.6000 1924 3 82.5000 1924 4 81.0000 1924 5 78.8000 1924 6 77.2000 1924 7 77.5000 1924 8 78.7000 1924 9 80.4000 1924 10 81.9000 1924 11 84.0000 1924 12 86.3000 1925 1 86.1000 1925 2 85.0000 1925 3 85.4000 1925 4 86.2000 1925 5 87.2000 1925 6 87.8000 1925 7 91.4000 1925 8 92.4000 1925 9 92.4000 1925 10 92.8000 1925 11 94.0000 1925 12 94.4000 1926 1 92.3000 1926 2 90.9000 1926 3 89.9000 1926 4 88.3000 1926 5 88.7000 1926 6 90.7000 1926 7 90.9000 1926 8 90.7000 1926 9 92.1000 1926 10 90.9000 1926 11 90.4000 1926 12 89.0000 1927 1 90.6000 1927 2 90.2000 1927 3 91.2000 1927 4 90.2000 1927 5 90.4000 1927 6 91.0000 1927 7 89.6000 1927 8 92.2000 1927 9 91.7000 1927 10 90.9000 1927 11 93.1000 1927 12 93.9000 1928 1 95.1000 1928 2 96.3000 1928 3 894.400 1928 4 94.6000 1928 5 97.6000 1928 6 97.6000 1928 7 96.5000 1928 8 97.0000 1928 9 95.9000 1928 10 97.2000 1928 11 99.6000 1928 12 97.6000 1929 1 100.000 1929 2 99.8000 1929 3 99.3000 1929 4 100.400 1929 5 100.000 1929 6 98.4000 1929 7 102.400 1929 8 100.600 1929 9 98.8000 1929 10 97.9000 1929 11 88.9000 1929 12 89.1000 1930 1 86.1000 1930 2 87.8000 1930 3 85.3000 1930 4 87.0000 1930 5 85.6000 1930 6 83.0000 1930 7 80.8000 1930 8 77.9000 1930 9 79.2000 1930 10 76.8000 1930 11 73.9000 1930 12 72.9000 1931 1 69.7000 1931 2 74.3000 1931 3 74.4000 1931 4 72.9000 1931 5 73.7000 1931 6 70.5000 1931 7 69.6000 1931 8 67.0000 1931 9 64.4000 1931 10 62.4000 1931 11 61.5000 1931 12 59.3000 1932 1 54.8000 1932 2 55.3000 1932 3 53.1000 1932 4 48.5000 1932 5 46.6000 1932 6 45.6000 1932 7 44.8000 1932 8 48.1000 1932 9 51.8000 1932 10 50.7000 1932 11 51.8000 1932 12 48.4000 1933 1 48.5000 1933 2 48.7000 1933 3 43.6000 1933 4 47.4000 1933 5 56.8000 1933 6 62.9000 1933 7 65.2000 1933 8 59.0000 1933 9 55.3000 1933 10 53.5000 1933 11 52.4000 1933 12 52.8000 1934 1 51.9000 1934 2 53.2000 1934 3 55.0000 1934 4 54.9000 1934 5 53.4000 1934 6 51.8000 1934 7 49.4000 1934 8 49.5000 1934 9 48.5000 1934 10 50.6000 1934 11 51.0000 1934 12 51.4000 1935 1 55.6000 1935 2 55.7000 1935 3 54.9000 1935 4 57.0000 1935 5 57.2000 1935 6 56.6000 1935 7 58.3000 1935 8 59.5000 1935 9 61.0000 1935 10 63.0000 1935 11 63.3000 1935 12 65.0000 1936 1 65.1000 1936 2 65.1000 1936 3 66.5000 1936 4 67.8000 1936 5 67.9000 1936 6 69.0000 1936 7 69.8000 1936 8 70.4000 1936 9 70.7000 1936 10 71.3000 1936 11 74.1000 1936 12 77.3000 1937 1 76.5000 1937 2 77.0000 1937 3 77.0000 1937 4 76.2000 1937 5 71.4000 1937 6 70.3000 1937 7 70.0000 1937 8 69.0000 1937 9 65.4000 1937 10 61.7000 1937 11 59.8000 1937 12 56.9000 1938 1 56.4000 1938 2 57.4000 1938 3 58.3000 1938 4 57.0000 1938 5 57.3000 1938 6 57.8000 1938 7 60.8000 1938 8 62.3000 1938 9 61.9000 1938 10 64.3000 1938 11 63.7000 1938 12 64.7000 1939 1 66.3000 1939 2 66.2000 1939 3 66.5000 1939 4 63.6000 1939 5 65.3000 1939 6 64.6000 1939 7 64.9000 1939 8 65.2000 1939 9 69.0000 1939 10 68.9000 1939 11 69.9000 1939 12 67.3000 1940 1 68.3000 1940 2 67.1000 1940 3 66.4000 1940 4 68.6000 1940 5 67.2000 1940 6 65.6000 1940 7 68.4000 1940 8 68.3000 1940 9 70.7000 1940 10 70.8000 1940 11 71.9000 1940 12 75.8000