| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1877 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 93.14 | j | 89.68 | 87.57 | 74.03 | 62.93 | 56.29 | 74.10 | ||||||
| 1878 | 55.35 | 56.29 | 63.55 | 68.13 | 76.74 | 85.97 | 88.48 | 88.26 | 81.57 | 75.32 | 65.30 | 57.19 | 71.85 | |||||||||||||
| 1879 | 53.74 | 63.21 | 64.84 | 69.80 | 71.32 | 85.67 | 87.61 | 90.84 | 85.30 | 74.00 | 60.57 | 50.42 | 71.44 | |||||||||||||
| 1880 | 50.68 | 54.72 | 59.48 | 62.31 | a | 71.48 | 79.90 | 86.26 | 85.32 | 83.20 | 75.03 | 60.73 | 54.35 | 68.62 | ||||||||||||
| 1881 | 55.23 | 59.32 | 64.03 | 71.80 | 78.65 | 80.53 | 87.32 | 84.77 | 82.23 | 68.74 | 61.13 | 52.81 | 70.55 | |||||||||||||
| 1882 | 53.55 | 54.89 | 62.45 | 65.90 | 76.94 | 82.83 | 90.26 | 89.77 | a | 82.93 | 68.81 | 57.93 | 55.68 | 70.16 | ||||||||||||
| 1883 | 49.52 | 56.79 | 69.42 | 66.70 | 73.84 | 88.37 | 90.71 | 89.10 | 87.37 | 69.61 | 62.23 | 53.55 | 71.43 | |||||||||||||
| 1884 | 56.00 | 56.38 | 60.84 | 65.87 | 75.55 | 76.30 | 85.42 | 88.74 | 79.53 | 72.23 | 67.60 | 56.26 | 70.06 | |||||||||||||
| 1885 | 52.77 | 62.64 | 70.55 | 71.37 | 79.87 | 80.00 | 86.32 | 92.03 | 88.27 | 79.97 | 61.63 | 53.87 | 73.27 | |||||||||||||
| 1886 | 52.06 | 61.46 | 60.87 | 65.50 | 75.45 | 85.40 | 87.96 | e | 90.32 | 86.03 | 71.00 | 63.03 | 57.68 | 71.40 | ||||||||||||
| 1887 | 57.81 | 52.14 | 69.48 | 69.57 | 75.84 | 84.50 | 88.39 | 86.74 | 86.33 | 81.23 | 67.60 | 55.55 | 72.93 | |||||||||||||
| 1888 | 49.90 | 62.34 | 62.97 | 76.80 | 75.19 | 80.77 | 89.61 | 94.65 | 91.53 | 79.87 | 64.20 | 53.40 | a | 73.44 | ||||||||||||
| 1889 | 53.65 | 61.07 | 66.32 | 71.30 | 76.03 | 84.67 | 89.35 | 91.65 | 87.87 | 71.58 | 62.93 | 53.48 | 72.49 | |||||||||||||
| 1890 | 48.32 | 54.46 | 59.84 | 68.80 | 75.84 | 80.80 | 89.32 | 87.42 | 85.20 | 76.63 | a | 68.80 | 48.61 | 70.34 | ||||||||||||
| 1891 | 56.58 | 56.68 | 63.61 | 68.43 | 73.68 | 82.30 | 92.26 | 92.81 | 83.43 | 78.81 | 68.17 | 52.42 | 72.43 | |||||||||||||
| 1892 | 57.06 | 61.28 | 65.90 | 66.27 | 74.90 | 82.27 | 88.20 | a | 88.84 | 83.30 | 74.97 | 67.50 | 55.26 | 72.15 | ||||||||||||
| 1893 | 45.94 | 55.39 | 58.90 | 65.43 | 75.19 | 82.80 | 89.68 | 90.32 | 78.17 | 72.74 | 63.87 | 56.32 | 69.56 | |||||||||||||
| 1894 | 51.29 | 54.71 | 62.13 | 72.45 | a | 74.16 | 76.37 | 90.52 | 91.13 | 86.13 | 75.16 | 70.43 | 52.32 | 71.40 | ||||||||||||
| 1895 | 52.00 | 61.39 | 62.13 | 68.33 | 74.39 | 86.67 | 85.65 | 87.71 | 80.13 | 77.39 | 63.33 | 51.94 | 70.92 | |||||||||||||
| 1896 | 57.10 | 62.83 | 63.68 | 61.80 | 70.00 | 85.23 | 91.19 | 86.61 | 81.20 | 78.42 | 61.50 | 56.19 | 71.31 | |||||||||||||
| 1897 | 49.48 | 54.71 | 56.74 | 73.90 | 79.16 | 82.67 | 91.61 | 88.97 | 83.20 | 72.19 | 61.07 | 53.97 | 70.64 | |||||||||||||
| 1898 | 51.45 | 60.50 | 62.87 | 75.50 | 71.35 | 83.87 | 91.48 | 90.10 | 83.80 | 75.84 | 64.83 | 53.39 | 72.08 | |||||||||||||
| 1899 | 55.77 | 62.18 | 60.84 | 69.87 | 71.42 | 85.93 | 89.26 | 81.94 | 90.07 | 70.23 | 61.30 | 48.52 | 70.61 | |||||||||||||
| 1900 | 50.61 | 59.79 | 67.10 | 66.23 | 76.77 | 83.57 | 89.87 | 84.90 | 79.60 | 71.61 | 63.87 | 50.35 | 70.36 | |||||||||||||
| 1901 | 51.13 | 56.75 | 65.03 | 68.10 | 73.16 | 83.80 | 89.19 | 87.13 | 80.90 | 79.23 | 65.00 | 55.48 | 71.24 | |||||||||||||
| 1902 | 48.74 | 57.93 | 60.35 | 65.53 | 70.61 | 85.23 | 87.90 | 85.35 | 85.27 | 72.48 | 59.93 | 52.90 | 69.35 | |||||||||||||
| 1903 | 47.32 | 53.21 | 58.90 | 65.77 | 77.87 | 84.67 | 84.39 | 87.32 | 85.00 | 79.84 | 62.47 | 54.03 | 70.07 | |||||||||||||
| 1904 | 53.55 | 55.14 | 57.32 | 66.53 | 78.81 | 83.90 | 84.84 | 86.87 | 83.87 | 72.26 | 63.80 | 51.10 | 69.83 | |||||||||||||
| 1905 | 53.10 | 59.36 | 63.94 | 69.37 | 69.81 | 81.20 | 88.13 | 87.71 | 83.30 | 76.97 | 64.00 | 53.65 | 70.88 | |||||||||||||
| 1906 | 55.71 | 60.25 | 59.29 | 67.47 | 70.45 | 77.63 | 92.32 | 87.90 | 84.40 | 78.90 | 62.97 | 52.16 | 70.79 | |||||||||||||
| 1907 | 50.55 | 59.61 | 57.00 | 68.77 | 73.19 | 77.90 | 84.58 | 84.68 | 79.03 | 75.00 | 66.67 | 53.55 | 69.21 | |||||||||||||
| 1908 | 53.13 | 56.14 | 65.87 | 72.90 | 72.13 | 80.93 | 92.61 | 86.94 | 85.63 | 72.87 | 65.70 | 47.55 | 71.03 | |||||||||||||
| 1909 | 54.77 | 54.75 | 58.48 | 72.77 | 74.94 | 81.53 | 86.94 | 87.45 | 83.07 | 72.39 | 61.17 | 50.10 | 69.86 | |||||||||||||
| 1910 | 48.81 | 54.96 | 65.55 | 71.23 | 79.29 | 80.77 | 88.23 | 89.87 | 82.40 | 77.58 | 63.53 | 55.74 | 71.50 | |||||||||||||
| 1911 | 53.87 | 53.64 | 63.39 | 64.87 | 70.19 | 80.07 | 88.74 | 84.00 | 78.10 | 74.13 | 65.70 | 54.48 | 69.27 | |||||||||||||
| 1912 | 53.61 | 62.28 | 60.03 | 64.10 | 75.61 | 81.17 | 86.65 | 86.77 | 82.07 | 72.03 | 61.07 | 56.00 | 70.12 | |||||||||||||
| 1913 | 51.87 | 59.14 | 63.48 | 68.87 | 78.00 | 78.93 | 88.65 | 91.81 | 87.57 | 78.94 | 60.00 | 51.58 | 71.57 | |||||||||||||
| 1914 | 53.71 | 57.82 | 67.06 | 67.43 | 74.23 | 79.67 | 86.19 | 86.77 | 80.83 | 73.52 | 67.87 | 50.55 | 70.47 | |||||||||||||
| 1915 | 52.45 | 56.61 | 66.23 | 66.90 | 68.65 | 83.80 | 87.03 | 90.58 | 83.60 | 80.26 | 62.53 | 54.10 | 71.06 | |||||||||||||
| 1916 | 48.58 | 61.00 | 66.13 | 74.00 | 74.10 | 82.57 | 90.10 | 87.06 | 84.60 | 70.19 | 60.97 | 51.97 | 70.94 | |||||||||||||
| 1917 | 50.94 | 59.71 | 61.13 | 69.07 | 72.00 | 89.57 | 95.97 | 89.58 | 86.10 | 83.87 | 66.63 | 57.39 | 73.50 | |||||||||||||
| 1918 | 55.65 | 57.71 | 62.81 | 71.67 | 75.58 | 94.13 | 89.13 | 90.23 | 78.30 | 76.42 | 59.63 | 51.55 | 71.90 | |||||||||||||
| 1919 | 55.16 | 55.00 | 59.26 | 70.57 | 79.39 | 85.07 | 89.61 | 89.29 | 83.37 | 73.84 | 64.63 | 50.42 | 71.30 | |||||||||||||
| 1920 | 56.19 | 61.72 | 60.35 | 69.47 | 80.65 | 84.47 | 88.35 | 92.77 | 81.13 | 69.61 | 58.60 | 50.77 | 71.18 | |||||||||||||
| 1921 | 52.29 | 59.25 | 63.42 | 68.93 | 72.68 | 86.80 | 92.97 | 88.68 | 85.23 | 76.81 | 65.53 | 55.97 | 72.38 | |||||||||||||
| 1922 | 47.19 | 52.86 | 58.58 | 68.03 | 79.06 | 84.93 | 92.16 | 88.23 | 91.87 | 72.71 | 58.23 | 51.97 | 70.49 | |||||||||||||
| 1923 | 48.61 | 59.96 | 68.52 | 66.70 | 76.77 | 79.13 | 89.58 | 88.45 | 86.33 | 74.48 | 69.93 | 53.29 | 71.81 | |||||||||||||
| 1924 | 53.84 | 64.34 | 62.90 | 73.87 | 83.39 | 86.60 | 88.52 | 88.29 | 86.00 | 68.71 | 60.93 | 46.77 | 72.01 | |||||||||||||
| 1925 | 53.74 | 58.14 | 64.48 | 67.17 | 75.29 | 87.53 | 91.39 | 85.16 | 78.50 | 75.26 | 62.27 | 52.42 | 70.95 | |||||||||||||
| 1926 | 47.87 | 59.43 | 71.39 | 72.10 | 79.81 | 89.60 | 94.35 | 89.19 | 81.97 | 76.52 | 66.93 | 53.77 | 73.58 | |||||||||||||
| 1927 | 53.84 | 58.04 | 61.61 | 69.30 | 77.10 | 85.40 | 92.03 | 87.71 | 81.43 | 78.19 | 61.27 | 53.74 | 71.64 | |||||||||||||
| 1928 | 52.45 | 60.72 | 64.58 | 68.93 | 80.90 | 86.57 | 89.77 | 91.00 | 87.00 | 75.16 | 62.23 | 50.42 | 72.48 | |||||||||||||
| 1929 | 46.55 | 59.43 | 64.81 | 65.60 | 78.52 | 84.93 | 89.19 | 92.55 | 86.13 | 80.16 | 70.70 | 55.48 | 72.84 | |||||||||||||
| 1930 | 50.48 | 62.79 | 66.55 | 70.70 | 72.77 | 88.00 | 90.39 | 89.19 | 77.93 | 76.74 | 66.77 | 56.71 | 72.42 | |||||||||||||
| 1931 | 54.94 | 61.36 | 68.81 | 77.20 | 84.26 | 83.33 | 97.77 | 92.61 | 81.70 | 74.48 | 60.37 | 51.19 | 74.00 | |||||||||||||
| 1932 | 50.97 | 57.38 | 67.74 | 68.30 | 76.77 | 87.33 | 89.90 | 89.84 | 91.40 | 77.71 | 70.47 | 49.65 | 73.12 | |||||||||||||
| 1933 | 47.55 | 56.75 | 63.45 | 70.23 | 71.84 | 82.97 | 95.55 | 91.84 | 82.20 | 82.71 | 69.53 | 51.16 | 72.15 | |||||||||||||
| 1934 | 53.81 | 60.43 | 73.19 | 79.20 | 82.42 | 86.40 | 91.77 | 92.68 | 88.97 | 76.97 | 63.60 | 55.39 | 75.40 | |||||||||||||
| 1935 | 53.13 | 57.86 | 59.94 | 67.33 | 77.03 | 90.37 | 90.26 | 93.10 | 87.37 | 74.90 | 61.53 | 56.42 | 72.44 | |||||||||||||
| 1936 | 57.19 | 57.59 | 67.39 | 71.70 | 79.32 | 86.63 | 94.74 | 94.10 | 90.13 | 79.35 | 68.67 | 53.29 | 75.01 | |||||||||||||
| 1937 | 45.90 | 55.50 | 64.13 | 68.77 | 80.87 | 85.17 | 93.16 | 93.97 | 86.40 | 78.55 | 64.87 | 56.97 | 72.85 | |||||||||||||
| 1938 | 51.13 | 57.21 | 59.81 | 67.67 | 80.00 | 86.53 | 91.61 | 90.35 | 87.50 | 72.94 | 64.27 | 54.65 | 71.97 | |||||||||||||
| 1939 | 55.23 | 57.68 | 64.23 | 78.83 | 81.00 | 88.73 | 92.61 | 92.29 | 87.30 | 78.23 | 69.57 | 58.19 | 75.32 | |||||||||||||
| 1940 | 53.81 | 59.76 | 65.58 | 70.40 | 80.29 | 91.70 | 90.61 | 90.61 | 81.53 | 76.68 | 61.67 | 58.94 | 73.46 | |||||||||||||
| 1941 | 55.29 | 59.00 | 66.52 | 67.77 | 76.29 | 83.70 | 92.84 | 86.19 | 84.03 | 73.87 | 65.43 | 55.65 | 72.21 | |||||||||||||
| 1942 | 52.00 | 58.11 | 64.35 | 66.53 | 73.81 | 87.20 | 92.81 | 90.48 | 84.43 | 78.84 | 62.97 | 52.00 | 71.96 | |||||||||||||
| 1943 | 55.10 | 59.79 | 63.55 | 69.93 | 80.58 | 81.90 | 92.32 | 89.58 | 89.00 | 75.39 | 66.90 | 56.94 | 73.41 | |||||||||||||
| 1944 | 55.13 | 56.83 | 67.00 | 66.87 | 77.77 | 81.33 | 88.97 | 91.94 | 91.03 | 78.52 | 59.37 | 55.39 | 72.51 | |||||||||||||
| 1945 | 51.52 | 61.11 | 60.32 | 74.50 | 73.52 | 87.77 | 95.16 | 90.52 | 88.70 | 77.45 | 61.33 | 52.90 | 72.90 | |||||||||||||
| 1946 | 54.39 | 56.50 | 63.97 | 73.80 | 77.39 | 84.27 | 91.03 | 91.13 | 86.83 | 72.94 | 60.57 | 51.55 | 72.03 | |||||||||||||
| 1947 | 51.42 | 59.04 | 65.42 | 75.50 | 83.61 | 85.83 | 89.13 | 87.23 | 90.37 | 72.65 | 60.67 | 53.68 | 72.88 | |||||||||||||
| 1948 | 60.61 | 58.21 | 60.58 | 63.23 | 72.71 | 83.27 | 89.61 | 88.39 | 86.27 | 75.32 | 64.10 | 49.13 | 70.95 | |||||||||||||
| 1949 | 48.35 | 54.64 | 61.13 | 75.77 | 77.06 | 88.77 | 91.23 | 86.87 | 86.80 | 75.90 | 67.90 | 52.61 | 72.25 | |||||||||||||
| 1950 | 50.45 | 61.36 | 63.55 | 74.57 | 80.52 | 84.77 | 93.39 | 93.42 | 84.97 | 75.68 | 65.70 | 54.48 | 73.57 | |||||||||||||
| 1951 | 51.81 | 57.75 | 65.42 | 70.57 | 78.39 | 85.07 | 89.71 | 88.45 | 86.73 | 75.06 | 63.37 | 52.19 | 72.04 | |||||||||||||
| 1952 | 50.90 | 57.52 | 60.48 | 71.07 | 82.23 | 79.63 | 92.97 | 92.71 | 89.87 | 82.16 | 63.80 | 52.55 | 72.99 | |||||||||||||
| 1953 | 58.26 | 62.54 | 65.45 | 71.30 | 72.61 | 82.37 | 96.39 | 87.23 | 88.73 | 77.52 | 62.60 | 58.81 | 73.65 | |||||||||||||
| 1954 | 55.19 | 57.25 | 60.90 | 74.27 | 81.74 | 84.70 | 94.10 | 85.42 | 84.43 | 77.39 | 60.20 | 49.35 | 72.08 | |||||||||||||
| 1955 | 49.90 | 59.32 | 67.29 | 65.13 | 79.39 | 84.80 | 90.10 | 94.32 | 89.20 | 78.48 | 62.47 | 56.13 | 73.04 | |||||||||||||
| 1956 | 53.39 | 57.45 | 66.90 | 71.40 | 77.39 | 87.73 | 91.10 | 89.13 | 87.57 | 74.06 | 67.80 | 56.90 | 73.40 | |||||||||||||
| 1957 | 53.65 | 60.21 | 64.71 | 72.93 | 75.61 | 91.70 | 93.45 | 89.81 | 86.73 | 71.35 | 63.33 | 52.68 | 73.01 | |||||||||||||
| 1958 | 54.13 | 61.29 | 60.03 | 71.63 | 81.03 | 83.93 | 90.06 | 95.61 | 89.83 | 82.55 | 68.07 | 62.97 | 75.09 | |||||||||||||
| 1959 | 56.74 | 58.75 | 70.10 | 78.83 | 77.52 | 90.00 | 95.42 | 90.03 | 83.63 | 80.84 | 70.50 | 59.42 | 75.98 | |||||||||||||
| 1960 | 54.48 | 59.83 | 66.71 | 71.97 | 77.90 | 91.37 | 94.45 | 91.71 | 88.37 | 77.48 | 61.17 | 53.19 | 74.05 | |||||||||||||
| 1961 | 48.45 | 62.04 | 63.74 | 73.87 | 74.03 | 91.17 | 95.26 | 91.97 | 85.03 | 77.74 | 63.73 | 51.52 | 73.21 | |||||||||||||
| 1962 | 52.97 | 54.82 | 62.71 | 77.33 | 76.03 | 86.83 | 91.94 | 90.29 | 85.80 | 72.29 | 66.50 | 54.23 | 72.64 | |||||||||||||
| 1963 | 51.90 | 66.04 | 62.65 | 63.10 | 74.00 | 84.10 | 89.00 | 90.29 | 87.57 | 75.39 | 59.23 | 47.29 | 70.88 | |||||||||||||
| 1964 | 53.61 | 63.48 | 64.71 | 72.30 | 76.26 | 83.03 | 90.87 | 90.52 | 84.73 | 80.29 | 58.90 | 56.58 | 72.94 | |||||||||||||
| 1965 | 51.97 | 61.36 | 65.81 | 69.40 | 80.84 | 81.80 | 92.13 | 91.39 | 83.27 | 83.06 | 64.60 | 48.39 | 72.83 | |||||||||||||
| 1966 | 56.19 | 58.93 | 68.94 | 79.80 | 82.84 | 90.00 | 90.29 | 95.81 | 89.30 | 81.06 | 65.50 | 52.52 | 75.93 | |||||||||||||
| 1967 | 54.35 | 59.36 | 62.87 | 60.23 | 81.68 | 84.33 | 95.71 | 97.81 | 89.87 | 80.55 | 66.37 | 54.42 | 73.96 | |||||||||||||
| 1968 | 52.48 | 63.34 | 67.48 | 75.43 | 79.10 | 90.17 | 92.71 | 86.68 | 87.00 | 75.10 | 60.13 | 51.61 | 73.44 | |||||||||||||
| 1969 | 50.81 | 54.75 | 65.74 | 71.13 | 82.81 | 83.10 | 94.68 | 97.61 | 90.53 | 73.97 | 68.50 | 58.26 | 74.32 | |||||||||||||
| 1970 | 57.68 | 63.79 | 68.42 | 71.60 | 83.42 | 86.70 | 95.74 | 93.26 | 90.07 | 76.52 | 64.63 | 52.71 | 75.38 | |||||||||||||
| 1971 | 54.32 | 60.36 | 65.26 | 70.97 | 74.42 | 86.53 | 94.45 | 93.29 | 87.43 | 75.32 | 64.47 | 51.10 | 73.16 | |||||||||||||
| 1972 | 49.65 | 61.72 | 72.58 | 71.93 | 82.23 | 89.57 | 93.06 | 93.48 | 84.23 | 72.77 | 58.27 | 49.16 | 73.22 | |||||||||||||
| 1973 | 54.10 | 61.07 | 61.26 | 76.07 | 84.87 | 90.63 | 92.94 | 89.71 | 84.57 | 75.94 | 59.20 | 53.13 | 73.62 | |||||||||||||
| 1974 | 54.26 | 59.82 | 64.13 | 71.33 | 83.23 | 90.00 | 93.10 | 93.87 | 93.34 | a | 81.10 | 64.13 | 54.32 | 75.22 | ||||||||||||
| 1975 | 54.10 | 60.71 | 62.13 | 67.13 | 84.13 | 87.87 | 91.06 | 89.71 | 91.40 | 74.52 | 63.50 | 58.35 | 73.72 | |||||||||||||
| 1976 | 62.13 | 64.28 | 69.19 | 72.47 | 86.77 | 89.90 | 93.84 | 88.39 | 88.40 | 83.45 | 67.97 | 62.16 | 77.41 | |||||||||||||
| 1977 | 50.81 | 64.89 | 65.16 | 78.03 | 72.58 | 89.47 | 92.29 | 90.29 | 83.80 | 79.13 | 65.40 | 55.55 | 73.95 | |||||||||||||
| 1978 | 55.32 | 60.07 | 67.29 | 68.13 | 82.35 | 87.23 | 93.06 | 91.58 | 84.87 | 82.06 | 61.03 | 50.74 | 73.65 | |||||||||||||
| 1979 | 53.61 | 59.18 | 66.42 | 71.43 | 82.35 | 89.70 | 92.48 | 89.87 | 92.53 | 77.87 | 63.90 | 59.71 | 74.92 | |||||||||||||
| 1980 | 56.13 | 63.03 | 65.65 | 72.97 | 77.97 | 82.70 | 92.71 | 89.13 | 87.30 | 81.97 | 68.93 | 56.65 | 74.59 | |||||||||||||
| 1981 | 56.42 | 64.86 | 65.94 | 77.03 | 83.65 | 94.50 | 94.87 | 92.84 | 88.20 | 75.65 | 65.80 | 56.55 | 76.36 | |||||||||||||
| 1982 | 52.32 | 63.43 | 62.68 | 70.20 | 82.87 | 82.87 | 91.87 | 90.13 | 84.30 | 76.97 | 57.97 | 54.81 | 72.53 | |||||||||||||
| 1983 | 52.52 | 61.36 | 63.58 | 67.50 | 82.10 | 88.70 | 90.23 | 92.74 | 89.60 | 83.00 | 62.17 | 55.94 | 74.12 | |||||||||||||
| 1984 | 56.42 | 62.03 | 72.45 | 74.37 | 88.90 | 89.47 | 98.00 | 93.94 | 94.00 | 73.52 | 61.40 | 53.16 | 76.47 | |||||||||||||
| 1985 | 50.61 | 66.82 | 64.68 | 78.70 | 79.94 | 94.60 | 95.87 | 90.81 | 83.07 | 78.52 | 58.67 | 49.03 | 74.28 | |||||||||||||
| 1986 | 58.90 | 63.75 | 70.94 | 74.20 | 83.81 | 89.47 | 93.00 | 95.39 | 80.87 | 80.39 | 70.37 | 52.87 | 76.16 | |||||||||||||
| 1987 | 52.61 | 61.93 | 65.26 | 80.83 | 85.55 | 91.07 | 89.06 | 93.90 | 90.70 | 83.19 | 62.37 | 52.77 | 75.77 | |||||||||||||
| 1988 | 55.06 | 67.62 | 70.58 | 72.03 | 80.06 | 90.30 | 99.58 | 93.32 | 91.40 | 83.81 | 62.73 | 56.68 | 76.93 | |||||||||||||
| 1989 | 56.10 | 57.61 | 64.84 | 77.13 | 81.32 | 87.30 | 95.00 | 91.19 | 85.23 | 76.74 | 68.43 | 55.26 | 74.68 | |||||||||||||
| 1990 | 57.32 | 60.00 | 69.81 | 78.30 | 78.23 | 89.87 | 95.84 | 93.32 | 91.40 | 83.13 | 67.73 | 53.71 | 76.55 | |||||||||||||
| 1991 | 58.68 | 68.14 | 60.94 | 71.83 | 78.10 | 85.60 | 95.03 | 89.84 | 93.43 | 84.81 | 68.47 | 56.39 | 75.94 | |||||||||||||
| 1992 | 50.61 | 65.00 | 68.90 | 78.37 | 89.71 | 87.53 | 93.71 | 96.00 | 90.60 | 81.19 | 66.20 | 52.32 | 76.68 | |||||||||||||
| 1993 | 53.74 | 60.00 | 70.23 | 73.07 | 79.77 | 88.93 | 93.29 | 91.65 | 90.70 | 79.61 | 64.70 | 52.84 | 74.88 | |||||||||||||
| 1994 | 57.65 | 60.14 | 72.16 | 75.50 | 80.10 | 90.30 | 93.81 | 95.19 | 89.80 | 78.61 | 57.77 | 51.19 | 75.18 | |||||||||||||
| 1995 | 58.16 | 62.07 | 63.81 | 71.30 | 78.42 | 85.13 | 92.42 | 94.03 | 89.97 | 82.03 | 72.73 | 58.26 | 75.69 | |||||||||||||
| 1996 | 55.90 | 63.21 | 70.32 | 75.93 | 81.35 | 91.67 | 98.32 | 97.26 | 88.73 | 78.48 | 65.77 | 58.35 | 77.11 | |||||||||||||
| 1997 | 55.52 | 64.61 | 73.29 | 77.77 | 89.74 | 89.03 | 95.00 | 92.45 | 91.53 | 78.35 | 66.63 | 56.77 | 77.56 | |||||||||||||
| 1998 | 57.03 | 58.04 | 67.65 | 72.13 | 71.77 | 82.37 | 95.19 | 97.42 | 87.73 | 76.87 | 62.63 | 53.94 | 73.56 | |||||||||||||
| 1999 | 53.39 | 59.14 | 63.81 | 71.07 | 80.81 | 88.07 | 91.42 | 91.39 | 90.97 | 82.32 | 66.60 | 60.58 | 74.96 | |||||||||||||
| 2000 | 57.84 | 60.28 | 68.61 | 77.30 | 82.13 | 92.73 | 92.00 | 93.26 | 88.50 | 74.52 | 60.20 | 58.03 | 75.45 | |||||||||||||
| 2001 | 57.61 | 59.25 | 72.00 | 72.07 | 91.68 | 91.47 | 92.10 | 94.68 | 89.10 | 81.06 | 66.07 | 55.23 | 76.86 | |||||||||||||
| 2002 | 54.10 | 63.89 | 67.29 | 74.03 | 82.68 | 92.53 | 97.23 | 93.94 | 91.80 | 79.65 | 67.10 | 57.77 | 76.83 | |||||||||||||
| 2003 | 57.58 | 62.75 | 69.74 | 66.10 | 80.48 | 89.83 | 98.03 | 92.74 | 91.33 | 83.90 | 62.07 | 57.03 | 75.97 | |||||||||||||
| 2004 | 54.61 | 60.66 | 75.35 | 77.90 | 82.55 | 89.60 | 93.77 | 93.58 | 89.57 | 74.97 | 61.93 | 56.19 | 75.89 | |||||||||||||
| 2005 | 52.65 | 63.54 | 69.52 | 71.90 | 79.42 | 84.23 | 98.42 | 96.13 | 85.43 | 78.48 | 68.13 | 57.94 | 75.48 | |||||||||||||
| 2006 | 57.97 | 64.54 | 59.71 | 68.67 | 82.61 | 90.70 | 97.39 | 90.87 | 87.37 | 75.32 | 63.93 | 56.84 | 74.66 | |||||||||||||
| 2007 | 58.23 | 61.07 | 72.97 | 74.57 | 82.77 | 89.33 | 93.35 | 93.61 | 83.43 | 74.10 | 68.60 | 54.87 | 75.58 | |||||||||||||
| 2008 | 53.87 | 61.07 | 68.29 | 73.77 | 81.71 | 89.90 | 93.19 | 93.97 | 89.80 | 79.45 | 67.23 | 52.48 | 75.39 | |||||||||||||
| 2009 | 58.90 | 59.96 | 66.29 | 73.57 | 84.00 | 85.87 | 93.74 | 92.48 | 91.20 | 74.32 | 65.90 | 53.90 | 75.01 | |||||||||||||
| 2010 | 54.10 | 60.93 | 65.68 | 66.77 | 74.84 | 87.53 | 92.55 | 89.42 | 88.70 | 76.48 | 63.50 | 57.03 | 73.13 | |||||||||||||
| 2011 | 54.45 | 60.36 | 62.42 | 70.23 | 73.84 | 83.37 | 90.97 | 93.32 | 92.40 | 77.77 | 62.33 | 59.45 | 73.41 | |||||||||||||
| 2012 | 61.35 | 63.31 | 63.39 | 73.07 | 83.16 | 87.57 | 93.32 | 96.29 | 92.77 | 78.94 | 67.27 | 56.23 | 76.39 | |||||||||||||
| 2013 | 57.16 | 63.71 | 71.58 | 70.00 | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 55.00 | z | 64.15 | ||||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 53.55 | 59.77 | 64.94 | 71.02 | 78.22 | 85.85 | 91.66 | 90.62 | 86.34 | 76.78 | 64.13 | 54.14 | 73.08 | |||||||||||||
| S.D. | 3.20 | 3.20 | 3.89 | 4.19 | 4.54 | 3.89 | 3.15 | 3.12 | 3.79 | 3.70 | 3.31 | 3.05 | 2.08 | |||||||||||||
| SKEW | -0.08 | -0.01 | 0.26 | 0.09 | 0.25 | -0.09 | 0.04 | -0.02 | -0.20 | 0.02 | 0.18 | 0.08 | 0.06 | |||||||||||||
| MAX | 62.13 | 68.14 | 75.35 | 80.83 | 91.68 | 94.60 | 99.58 | 97.81 | 94.00 | 84.81 | 72.73 | 62.97 | 77.56 | |||||||||||||
| MIN | 45.90 | 52.14 | 56.74 | 60.23 | 68.65 | 76.30 | 84.39 | 81.94 | 77.93 | 68.71 | 57.77 | 46.77 | 68.62 | |||||||||||||
| NO YRS | 136 | 136 | 136 | 135 | 135 | 135 | 135 | 136 | 136 | 136 | 136 | 136 | 135 | |||||||||||||