1919 1 84.2 1919 2 73.4 1919 3 73.6 1919 4 77.1 1919 5 82.1 1919 6 88 1919 7 90 1919 8 88.7 1919 9 89.6 1919 10 90 1919 11 93 1919 12 95.5 1920 1 93.9 1920 2 90.9 1920 3 89.5 1920 4 84.5 1920 5 83.3 1920 6 84.2 1920 7 83.3 1920 8 82.1 1920 9 76.8 1920 10 69.6 1920 11 67 1920 12 64.9 1921 1 61.9 1921 2 69.8 1921 3 74.6 1921 4 75.2 1921 5 78.9 1921 6 80.3 1921 7 79.6 1921 8 81.2 1921 9 83.3 1921 10 84.7 1921 11 85.4 1921 12 83.7 1922 1 83.7 1922 2 78 1922 3 80.8 1922 4 71.9 1922 5 73.4 1922 6 75.2 1922 7 79.4 1922 8 80.8 1922 9 89.8 1922 10 94.3 1922 11 97.5 1922 12 100.8 1923 1 101 1923 2 99.8 1923 3 100.6 1923 4 101.2 1923 5 100 1923 6 96.1 1923 7 96.4 1923 8 90.7 1923 9 92.1 1923 10 96.5 1923 11 96.4 1923 12 98.3 1924 1 88.7 1924 2 94.5 1924 3 94.4 1924 4 94.1 1924 5 92 1924 6 90 1924 7 89 1924 8 87.5 1924 9 93.8 1924 10 98 1924 11 100.6 1924 12 103.6 1925 1 105.5 1925 2 107.9 1925 3 109.6 1925 4 110.5 1925 5 108.8 1925 6 104.5 1925 7 105.5 1925 8 105.4 1925 9 107.7 1925 10 111.9 1925 11 113.2 1925 12 113.3 1926 1 114.1 1926 2 114.3 1926 3 114.5 1926 4 112.5 1926 5 110 1926 6 108.5 1926 7 104.1 1926 8 106.9 1926 9 109.1 1926 10 111.1 1926 11 112.4 1926 12 112.5 1927 1 112.1 1927 2 113.6 1927 3 114.4 1927 4 114.5 1927 5 112.8 1927 6 111.6 1927 7 109.6 1927 8 111.1 1927 9 113.3 1927 10 115.5 1927 11 116.6 1927 12 116.4 1928 1 115.8 1928 2 117.7 1928 3 116.7 1928 4 114.4 1928 5 113.3 1928 6 111.3 1928 7 109.7 1928 8 111 1928 9 112.5 1928 10 116 1928 11 119.2 1928 12 121.2 1929 1 120 1929 2 123.4 1929 3 124.4 1929 4 123.8 1929 5 122.7 1929 6 121.4 1929 7 119.2 1929 8 118 1929 9 121.6 1929 10 123.8 1929 11 122.3 1929 12 120.7 1930 1 120.8 1930 2 121.9 1930 3 121.1 1930 4 118.6 1930 5 114.5 1930 6 108.9 1930 7 101.2 1930 8 103.9 1930 9 102.3 1930 10 109.3 1930 11 110.7 1930 12 111 1931 1 110.5 1931 2 113.1 1931 3 112.3 1931 4 109.8 1931 5 106.9 1931 6 100.3 1931 7 96.4 1931 8 98.2 1931 9 100.7 1931 10 97 1931 11 96.6 1931 12 97.3 1932 1 97.7 1932 2 101.6 1932 3 101.7 1932 4 96 1932 5 89.6 1932 6 86.1 1932 7 77.9 1932 8 82.8 1932 9 94.4 1932 10 94.8 1932 11 95.5 1932 12 95.7 1933 1 95.1 1933 2 96.5 1933 3 93.5 1933 4 95 1933 5 96.3 1933 6 101.1 1933 7 109.7 1933 8 115.1 1933 9 96.9 1933 10 94.9 1933 11 114.5 1933 12 113 1934 1 112.2 1934 2 121.1 1934 3 125.4 1934 4 124.6 1934 5 120.9 1934 6 113 1934 7 106.4 1934 8 107.7 1934 9 97.5 1934 10 114.2 1934 11 97.8 1934 12 122.9 1935 1 125.4 1935 2 125.9 1935 3 124.8 1935 4 122.2 1935 5 117.3 1935 6 114.6 1935 7 108.2 1935 8 110.2 1935 9 112.3 1935 10 117.1 1935 11 120.5 1935 12 120.2 1936 1 119.8 1936 2 120.2 1936 3 122.5 1936 4 122.7 1936 5 118.4 1936 6 115.8 1936 7 114.2 1936 8 116.4 1936 9 117.1 1936 10 121.1 1936 11 124.6 1936 12 130.1 1937 1 130 1937 2 131.1 1937 3 131.8 1937 4 132.2 1937 5 128.2 1937 6 119.5 1937 7 119.1 1937 8 119.6 1937 9 120.8 1937 10 122.6 1937 11 119.2 1937 12 115.8 1938 1 113.9 1938 2 115.4 1938 3 115.5 1938 4 113.7 1938 5 111.8 1938 6 107.6 1938 7 106.5 1938 8 111.8 1938 9 114.3 1938 10 116.1 1938 11 120 1938 12 123 1939 1 124.4 1939 2 128 1939 3 127.3 1939 4 125.6 1939 5 123.7 1939 6 116.8 1939 7 119.2 1939 8 122.2 1939 9 125 1939 10 132.9 1939 11 134.2 1939 12 133.2 1940 1 129.7 1940 2 130.1 1940 3 128.1 1940 4 125.4 1940 5 122.6 1940 6 115.7 1940 7 116.1 1940 8 121.5 1940 9 124.8 1940 10 128.6 1940 11 132 1940 12 134.3 1941 1 134.9 1941 2 139.7 1941 3 142 1941 4 143.3 1941 5 141.2 1941 6 139.3 1941 7 139 1941 8 136.3 1941 9 136 1941 10 135.1 1941 11 133.1 1941 12 134.8 1942 1 133.8 1942 2 136.3 1942 3 137.8 1942 4 137.8 1942 5 132.8 1942 6 128.2 1942 7 128 1942 8 127.1 1942 9 129 1942 10 1.e-37 1942 11 1.e-37 1942 12 1.e-37