1914 1 . 1914 2 . 1914 3 . 1914 4 95.8000 1914 5 97.0000 1914 6 98.1000 1914 7 98.7000 1914 8 83.6000 1914 9 88.6000 1914 10 90.8000 1914 11 89.9000 1914 12 88.4000 1915 1 86.1000 1915 2 88.5000 1915 3 92.7000 1915 4 97.2000 1915 5 97.7000 1915 6 98.6000 1915 7 98.7000 1915 8 99.0000 1915 9 99.1000 1915 10 99.1000 1915 11 95.6000 1915 12 95.8000 1916 1 96.1000 1916 2 94.8000 1916 3 97.2000 1916 4 98.5000 1916 5 99.3000 1916 6 99.1000 1916 7 99.5000 1916 8 99.8000 1916 9 99.8000 1916 10 99.9000 1916 11 99.4000 1916 12 99.2000 1917 1 96.1000 1917 2 97.5000 1917 3 98.4000 1917 4 99.7000 1917 5 99.8000 1917 6 99.9000 1917 7 99.9000 1917 8 99.9000 1917 9 99.9000 1917 10 99.8000 1917 11 99.7000 1917 12 98.2000 1918 1 98.2000 1918 2 98.6000 1918 3 98.5000 1918 4 99.7000 1918 5 99.8000 1918 6 99.9000 1918 7 99.9000 1918 8 99.9000 1918 9 99.9000 1918 10 99.9000 1918 11 97.7000 1918 12 91.1000 1919 1 82.7000 1919 2 85.8000 1919 3 94.8000 1919 4 94.1000 1919 5 97.1000 1919 6 98.3000 1919 7 98.0000 1919 8 97.8000 1919 9 98.9000 1919 10 98.1000 1919 11 95.3000 1919 12 92.1000 1920 1 94.1000 1920 2 95.9000 1920 3 97.1000 1920 4 98.1000 1920 5 97.7000 1920 6 97.1000 1920 7 96.1000 1920 8 95.6000 1920 9 95.9000 1920 10 96.2000 1920 11 94.9000 1920 12 89.9000 1921 1 88.0000 1921 2 88.3000 1921 3 91.8000 1921 4 94.9000 1921 5 96.3000 1921 6 96.9000 1921 7 97.6000 1921 8 97.7000 1921 9 98.6000 1921 10 98.7000 1921 11 95.7000 1921 12 93.4000 1922 1 81.0000 1922 2 85.9000 1922 3 95.7000 1922 4 98.4000 1922 5 99.3000 1922 6 99.4000 1922 7 99.5000 1922 8 99.5000 1922 9 99.3000 1922 10 98.7000 1922 11 97.2000 1922 12 93.4000 1923 1 87.6000 1923 2 83.0000 1923 3 86.3000 1923 4 89.2000 1923 5 91.8000 1923 6 95.8000 1923 7 96.6000 1923 8 92.8000 1923 9 87.7000 1923 10 74.2000 1923 11 59.9000 1923 12 32.7000 1924 1 28.5000 1924 2 27.4000 1924 3 62.0000 1924 4 84.7000 1924 5 90.4000 1924 6 89.4000 1924 7 89.4000 1924 8 88.6000 1924 9 91.3000 1924 10 93.5000 1924 11 89.9000 1924 12 77.4000 1925 1 75.1000 1925 2 77.2000 1925 3 85.7000 1925 4 94.2000 1925 5 96.5000 1925 6 96.8000 1925 7 96.3000 1925 8 95.2000 1925 9 95.4000 1925 10 93.6000 1925 11 72.2000 1925 12 52.2000 1926 1 47.9000 1926 2 59.8000 1926 3 66.1000 1926 4 73.3000 1926 5 77.1000 1926 6 78.6000 1926 7 80.3000 1926 8 82.2000 1926 9 84.0000 1926 10 84.0000 1926 11 79.0000 1926 12 59.0000 1927 1 56.6000 1927 2 58.0000 1927 3 77.2000 1927 4 86.8000 1927 5 92.9000 1927 6 94.7000 1927 7 95.7000 1927 8 96.2000 1927 9 96.3000 1927 10 95.2000 1927 11 75.6000 1927 12 47.3000 1928 1 63.2000 1928 2 67.2000 1928 3 71.0000 1928 4 86.7000 1928 5 91.1000 1928 6 92.3000 1928 7 94.0000 1928 8 93.8000 1928 9 93.5000 1928 10 91.1000 1928 11 82.4000 1928 12 46.9000 1929 1 35.2000 1929 2 27.0000 1929 3 53.3000 1929 4 80.5000 1929 5 88.5000 1929 6 90.3000 1929 7 91.1000 1929 8 89.9000 1929 9 87.5000 1929 10 83.5000 1929 11 72.6000 1929 12 47.0000 1930 1 42.8000 1930 2 37.6000 1930 3 48.1000 1930 4 54.8000 1930 5 58.9000 1930 6 61.2000 1930 7 62.0000 1930 8 61.0000 1930 9 60.1000 1930 10 57.5000 1930 11 50.0000 1930 12 35.2000 1931 1 27.1000 1931 2 24.0000 1931 3 26.8000 1931 4 34.8000 1931 5 43.5000 1931 6 44.7000 1931 7 44.0000 1931 8 37.2000 1931 9 33.2000 1931 10 28.8000 1931 11 20.9000 1931 12 15.6000 1932 1 12.0000 1932 2 9.80000 1932 3 11.1000 1932 4 15.4000 1932 5 20.3000 1932 6 22.4000 1932 7 23.2000 1932 8 22.7000 1932 9 22.9000 1932 10 20.6000 1932 11 18.4000 1932 12 14.3000