| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1892 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 80.93 | 69.81 | 64.15 | j | 38.55 | 63.10 | ||||
| 1893 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 75.87 | 87.26 | 90.00 | 74.13 | 59.48 | 49.80 | 48.94 | 69.35 | ||||||||
| 1894 | 41.87 | 41.14 | 54.29 | 62.03 | 70.06 | 75.03 | 90.42 | 92.10 | 75.03 | 65.52 | 56.17 | 43.45 | 63.93 | |||||||||||||
| 1895 | 38.77 | 51.82 | 57.00 | 68.03 | 72.52 | 82.00 | 86.74 | 88.90 | 70.03 | 70.81 | 53.47 | 44.68 | 65.40 | |||||||||||||
| 1896 | 47.63 | a | 53.79 | 54.58 | 59.47 | 65.10 | 82.37 | 95.90 | 89.32 | 76.90 | 68.23 | 43.77 | 47.58 | 65.39 | ||||||||||||
| 1897 | 39.03 | 48.82 | 48.77 | 71.30 | 81.52 | 78.57 | 86.71 | 94.74 | 77.00 | 69.55 | 52.62 | a | 48.55 | 66.43 | ||||||||||||
| 1898 | 42.42 | 56.18 | 54.68 | 69.13 | 73.06 | 81.30 | 91.84 | 95.48 | 82.00 | 66.68 | 49.17 | 35.87 | 66.48 | |||||||||||||
| 1899 | 43.68 | 40.57 | 54.87 | 64.90 | 68.19 | 80.50 | 93.97 | 82.32 | 86.27 | 64.35 | 61.77 | 46.84 | 65.69 | |||||||||||||
| 1900 | 51.45 | 49.14 | 66.16 | 67.73 | 77.74 | 86.83 | 93.45 | 85.10 | 78.10 | 66.90 | 52.90 | 52.45 | 69.00 | |||||||||||||
| 1901 | 44.39 | 45.81 | a | 59.65 | 65.70 | 76.48 | b | 78.43 | 89.97 | 97.29 | 76.07 | 76.42 | 59.73 | 47.06 | 68.08 | |||||||||||
| 1902 | 40.13 | 52.32 | 58.61 | 65.79 | f | 73.03 | 81.63 | 88.10 | 91.84 | 83.13 | ----- | z | 51.40 | 41.71 | 66.19 | |||||||||||
| 1903 | 44.58 | 45.61 | 54.23 | 61.77 | 72.10 | 85.07 | 85.90 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 64.18 | ||||||||
| 1904 | ----- | z | ----- | z | 54.32 | 72.63 | 77.55 | 84.33 | 88.84 | 93.23 | 80.67 | 64.90 | 57.37 | 44.39 | 71.82 | |||||||||||
| 1905 | 39.35 | 40.67 | a | 57.68 | 65.27 | 69.35 | 79.47 | 95.23 | 89.94 | 77.57 | 53.29 | 49.60 | 40.52 | 63.16 | ||||||||||||
| 1906 | 44.97 | 45.18 | 50.16 | 68.27 | 71.29 | 75.60 | 99.10 | 89.84 | 78.40 | 67.30 | a | 47.83 | 43.00 | 65.08 | ||||||||||||
| 1907 | 30.29 | 43.61 | 50.77 | 61.50 | b | 74.81 | 77.77 | 90.48 | 82.39 | 74.57 | 70.23 | 54.57 | 44.13 | 62.93 | ||||||||||||
| 1908 | 43.48 | 45.79 | 55.26 | 66.50 | 69.45 | 81.60 | 95.29 | 88.97 | 79.63 | 62.16 | 54.50 | 38.61 | 65.10 | |||||||||||||
| 1909 | 32.23 | 48.54 | 57.52 | 62.57 | 71.32 | 81.93 | 87.23 | 91.68 | 82.43 | 68.55 | 52.77 | 33.71 | 64.21 | |||||||||||||
| 1910 | 38.32 | 38.96 | 63.81 | 71.10 | 76.97 | 80.47 | 93.00 | 87.68 | 78.37 | 69.68 | 53.00 | 46.81 | 66.51 | |||||||||||||
| 1911 | 45.19 | 43.21 | 63.65 | 68.30 | 69.35 | 82.97 | 97.39 | 91.19 | 77.93 | 71.74 | 58.95 | k | ----- | z | 71.09 | |||||||||||
| 1912 | 48.09 | t | 47.69 | 51.35 | 62.33 | 73.45 | 81.23 | 86.39 | 83.06 | 77.57 | 64.13 | 55.79 | a | 46.32 | 66.30 | |||||||||||
| 1913 | 41.39 | 38.43 | 52.06 | 67.13 | 74.23 | 82.07 | 90.65 | 92.39 | 80.97 | 60.45 | 52.17 | 40.19 | 64.34 | |||||||||||||
| 1914 | 50.97 | 44.93 | 61.45 | 68.10 | 79.74 | 81.43 | 95.94 | 93.71 | 78.40 | 66.42 | 52.47 | 35.26 | 67.40 | |||||||||||||
| 1915 | 39.26 | 53.79 | 62.74 | 71.90 | a | 70.52 | 81.57 | 89.06 | 97.10 | 78.03 | 70.81 | 51.93 | 45.42 | 67.68 | ||||||||||||
| 1916 | 27.53 | a | 39.90 | h | 57.67 | d | 68.07 | b | 69.16 | 80.17 | 85.00 | 90.81 | 79.70 | 67.06 | 46.07 | 38.55 | 64.53 | |||||||||
| 1917 | 42.23 | a | 44.71 | 49.90 | 60.47 | 68.97 | 80.80 | 94.48 | 93.48 | 80.90 | 72.19 | 57.00 | 52.90 | 66.50 | ||||||||||||
| 1918 | 47.58 | 48.43 | 60.90 | 68.00 | 71.58 | 89.70 | 91.81 | 85.19 | 84.20 | 68.39 | 52.60 | 44.52 | 67.74 | |||||||||||||
| 1919 | 45.39 | 45.82 | 58.26 | 69.43 | 76.10 | 83.67 | 98.42 | 94.13 | 79.21 | a | 62.97 | 50.43 | 32.71 | 66.38 | ||||||||||||
| 1920 | 38.48 | 47.93 | 55.52 | 61.13 | 72.06 | 79.10 | 90.90 | 89.66 | b | 75.39 | b | 61.93 | b | 50.37 | 46.90 | 64.12 | ||||||||||
| 1921 | 45.65 | 50.50 | 58.26 | 63.40 | 72.81 | 82.90 | 89.16 | 87.42 | 71.90 | 68.23 | 52.10 | 38.67 | a | 65.08 | ||||||||||||
| 1922 | 33.45 | 41.82 | 53.68 | 61.30 | 73.26 | 87.37 | 92.65 | 87.42 | 80.40 | 65.00 | 42.87 | 38.32 | 63.13 | |||||||||||||
| 1923 | 48.94 | 38.89 | a | 56.17 | a | 66.93 | 72.90 | 77.54 | b | 89.25 | g | 88.94 | 79.96 | b | 62.42 | 54.50 | 46.52 | 63.06 | ||||||||
| 1924 | 38.16 | 56.00 | 55.61 | 67.27 | 82.45 | 84.23 | 90.58 | 87.39 | 79.23 | 68.52 | 47.80 | 34.42 | 65.97 | |||||||||||||
| 1925 | 48.48 | b | 55.46 | 59.81 | e | 70.80 | 77.07 | a | 83.81 | c | 94.03 | b | 84.82 | n | 76.11 | b | 67.48 | 52.30 | 46.90 | 66.57 | ||||||
| 1926 | 44.00 | c | 55.86 | 63.77 | a | 73.03 | a | ----- | z | ----- | z | 88.30 | u | 87.32 | 72.86 | a | 68.68 | 55.30 | 44.00 | 62.76 | ||||||
| 1927 | 38.10 | 50.25 | 54.52 | 64.10 | 68.80 | a | 83.63 | 91.19 | 88.52 | 72.17 | 66.97 | 55.45 | a | 38.37 | a | 64.34 | ||||||||||
| 1928 | 36.00 | 46.22 | b | 58.39 | 62.39 | b | 80.26 | 79.33 | 92.87 | 87.87 | 79.96 | c | 65.86 | q | 51.04 | b | 41.29 | 65.06 | ||||||||
| 1929 | 30.06 | 33.15 | a | 57.55 | 60.87 | 74.60 | a | 80.31 | a | 89.94 | 92.48 | 75.73 | 63.07 | b | 44.24 | a | 44.84 | 62.24 | ||||||||
| 1930 | 21.32 | c | 52.29 | 59.84 | 70.90 | 70.84 | 79.41 | a | 96.53 | a | 95.29 | 81.10 | a | 63.67 | a | 50.90 | 40.70 | a | 65.23 | |||||||
| 1931 | 48.23 | 51.96 | 59.58 | 70.10 | 83.03 | 81.30 | c | 97.61 | 94.94 | 80.93 | 65.10 | a | 43.57 | 36.29 | 67.72 | |||||||||||
| 1932 | 38.03 | 41.34 | 51.81 | 58.87 | 63.70 | a | 76.17 | a | 90.14 | j | 90.42 | 85.43 | b | 70.35 | 56.61 | b | 41.55 | 61.30 | ||||||||
| 1933 | 48.03 | 44.70 | a | 59.26 | 67.81 | c | 70.48 | 83.93 | 94.45 | 93.03 | 78.40 | 74.10 | 54.03 | 51.61 | 68.32 | |||||||||||
| 1934 | 53.42 | 57.14 | 68.48 | 76.27 | 80.26 | 80.60 | 87.90 | 91.29 | 77.83 | 66.77 | 53.70 | 45.26 | 69.91 | |||||||||||||
| 1935 | 44.00 | 49.54 | 55.68 | 61.03 | ----- | z | 81.07 | a | 89.68 | 88.68 | 87.23 | 66.55 | 48.10 | 38.72 | b | 64.57 | ||||||||||
| 1936 | 45.45 | 32.38 | 57.58 | 71.17 | 80.32 | 83.47 | 92.90 | 92.94 | 83.37 | 77.32 | 48.80 | 47.71 | 67.78 | |||||||||||||
| 1937 | 25.35 | 45.68 | 58.23 | 61.87 | 72.65 | 78.03 | a | 88.71 | 82.71 | 78.90 | 70.68 | 54.17 | 44.48 | 63.45 | ||||||||||||
| 1938 | 42.55 | 44.11 | 56.48 | 64.87 | 72.78 | d | 80.53 | 89.52 | 83.23 | 81.87 | 66.39 | 49.07 | 45.48 | 64.74 | ||||||||||||
| 1939 | 49.61 | 46.54 | 57.35 | 68.20 | 74.00 | 75.50 | 86.94 | 87.52 | 78.97 | 67.00 | 56.97 | 49.42 | 66.50 | |||||||||||||
| 1940 | 37.26 | 50.55 | 61.97 | 64.67 | 75.52 | ----- | z | 84.90 | 85.83 | a | 76.23 | 68.35 | 43.90 | 44.65 | 63.08 | |||||||||||
| 1941 | 40.65 | 52.75 | 63.16 | 66.30 | 68.81 | 75.33 | 89.77 | 82.39 | 69.17 | 61.13 | 55.30 | 45.87 | 64.22 | |||||||||||||
| 1942 | 28.97 | 44.82 | 57.06 | 65.53 | 66.03 | 73.10 | 85.26 | 85.52 | 77.83 | 68.55 | 48.03 | 46.10 | 62.23 | |||||||||||||
| 1943 | 34.39 | 44.79 | 53.26 | 64.53 | 66.81 | 72.07 | 86.77 | 81.61 | 81.40 | 64.74 | 47.83 | 38.58 | 61.40 | |||||||||||||
| 1944 | 42.06 | 46.21 | 55.13 | 63.73 | 71.48 | 75.43 | 86.42 | 82.68 | 79.80 | 71.94 | 49.27 | 37.10 | 63.44 | |||||||||||||
| 1945 | 42.61 | 49.75 | 53.42 | 61.13 | 70.84 | 75.57 | 89.06 | 86.29 | 73.13 | 68.19 | 51.73 | 40.61 | 63.53 | |||||||||||||
| 1946 | 48.16 | 53.14 | 55.35 | 66.13 | 72.23 | 74.90 | a | 85.00 | 85.39 | 74.30 | 60.58 | 48.53 | 45.50 | a | 64.10 | |||||||||||
| 1947 | 40.81 | 53.11 | 61.62 | b | 66.80 | 77.29 | 74.73 | 84.06 | 81.68 | 77.70 | 66.06 | 49.47 | 45.00 | 64.86 | ||||||||||||
| 1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 83.45 | 80.74 | 73.87 | 64.00 | 52.57 | 38.29 | 65.49 | |||||||
| 1949 | 26.52 | 43.75 | d | 54.00 | a | 68.79 | b | 74.68 | 78.27 | 84.23 | 83.32 | 77.23 | 61.48 | 56.17 | 45.77 | 62.85 | ||||||||||
| 1950 | 26.33 | a | 42.96 | 52.84 | 61.07 | 69.06 | 74.43 | 86.52 | 86.23 | 77.47 | 62.87 | 50.20 | 45.68 | 61.30 | ||||||||||||
| 1951 | 42.81 | 46.86 | 52.13 | 65.77 | 71.32 | 77.47 | 87.00 | 83.03 | 77.63 | 61.77 | 50.97 | 39.26 | 63.00 | |||||||||||||
| 1952 | 37.68 | 49.66 | 53.65 | 68.17 | 71.19 | 75.10 | 87.65 | 84.03 | 79.33 | 71.77 | 43.77 | 42.84 | 63.74 | |||||||||||||
| 1953 | 53.46 | c | 50.82 | 56.52 | 60.30 | 66.52 | 70.50 | 86.07 | b | 82.45 | 79.97 | 66.29 | 56.13 | 48.61 | 64.80 | |||||||||||
| 1954 | 42.39 | 47.39 | 52.23 | 62.27 | 72.29 | 73.30 | 83.68 | 79.06 | 73.10 | 62.65 | 55.50 | 43.71 | 62.30 | |||||||||||||
| 1955 | 40.35 | 46.07 | 49.58 | 56.63 | 65.71 | 80.25 | f | 81.43 | a | 84.65 | 74.27 | 63.23 | 44.00 | 41.61 | 58.87 | |||||||||||
| 1956 | 42.84 | 36.97 | 53.81 | 66.17 | 72.29 | 74.73 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 57.80 | |||||||
| 1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1987 | ----- | z | ----- | z | ----- | z | ----- | z | 75.50 | a | 83.17 | a | 84.74 | ----- | z | 83.93 | a | ----- | z | 53.97 | a | 42.10 | 70.57 | |||
| 1988 | 40.77 | 51.93 | a | 57.00 | d | 65.14 | a | 70.90 | a | 78.17 | 88.78 | d | 87.46 | c | 79.73 | d | 75.03 | a | 53.87 | 40.32 | 65.76 | |||||
| 1989 | 47.45 | 34.89 | 53.32 | 66.13 | 70.55 | 82.57 | 86.65 | 84.00 | 80.77 | 66.39 | 56.33 | f | 39.11 | l | 67.27 | |||||||||||
| 1990 | 47.10 | ----- | z | 58.74 | ----- | z | 70.26 | 78.53 | 91.90 | 87.10 | 85.43 | ----- | z | 55.43 | 35.48 | 67.78 | ||||||||||
| 1991 | 39.94 | 55.82 | 54.29 | 63.93 | 68.00 | 75.37 | 89.71 | 90.26 | 83.60 | 67.10 | 48.90 | 44.42 | 65.11 | |||||||||||||
| 1992 | 46.71 | 51.72 | 62.00 | 66.23 | 80.39 | 87.63 | 88.71 | 89.74 | 77.77 | 68.42 | 47.97 | 41.29 | 67.38 | |||||||||||||
| 1993 | 32.90 | a | 38.43 | 51.83 | a | 61.43 | 75.97 | 78.67 | 79.03 | 86.32 | i | 81.03 | 68.61 | 47.87 | 42.87 | 59.88 | ||||||||||
| 1994 | 51.32 | 43.54 | 60.42 | 67.23 | 74.77 | 79.70 | 92.19 | 91.73 | p | 84.20 | 65.61 | 50.43 | 45.61 | 65.00 | ||||||||||||
| 1995 | 40.87 | 53.93 | 58.03 | 62.10 | 72.48 | 77.13 | 88.00 | 84.06 | 83.07 | 64.16 | 54.93 | 42.00 | 65.06 | |||||||||||||
| 1996 | 45.48 | 43.97 | 54.97 | 65.23 | 67.90 | 79.30 | 92.81 | 90.13 | 77.17 | 65.10 | 51.10 | 44.65 | 64.82 | |||||||||||||
| 1997 | 39.65 | 49.11 | 57.74 | 61.97 | 75.39 | 77.97 | 85.97 | 89.77 | 78.77 | 66.39 | 52.90 | 42.74 | 64.86 | |||||||||||||
| 1998 | 47.94 | 53.54 | 58.03 | 62.73 | 68.48 | ----- | z | ----- | z | ----- | z | 84.17 | 66.23 | ----- | z | ----- | z | 63.02 | ||||||||
| 1999 | ----- | z | ----- | z | ----- | z | ----- | z | 70.00 | 79.33 | 87.87 | 90.16 | 80.53 | 67.81 | 56.20 | 46.48 | 72.30 | |||||||||
| 2000 | 43.29 | 49.00 | 58.06 | 69.10 | 72.52 | ----- | z | 88.06 | 88.71 | 76.53 | 63.84 | 45.33 | 39.06 | 63.05 | ||||||||||||
| 2001 | 39.52 | 45.54 | 59.52 | 61.83 | 76.07 | a | ----- | z | 87.84 | 90.35 | 83.30 | 65.84 | 53.81 | c | 46.58 | 64.56 | ||||||||||
| 2002 | 47.03 | 52.54 | 52.61 | 65.13 | 71.23 | 81.30 | 92.48 | 87.19 | 80.60 | 64.61 | ----- | z | 47.45 | 67.47 | ||||||||||||
| 2003 | ----- | z | 51.07 | 60.45 | 63.10 | 70.81 | 84.10 | 93.61 | 90.00 | 82.50 | 72.19 | 49.73 | 44.16 | 69.25 | ||||||||||||
| 2004 | ----- | z | 49.41 | 64.45 | 66.97 | 71.45 | 80.77 | 91.23 | 88.97 | 76.79 | b | 68.13 | 53.53 | 47.45 | 69.01 | |||||||||||
| 2005 | 43.61 | 53.82 | 63.32 | ----- | z | 75.35 | 79.00 | 92.32 | 93.48 | 80.57 | 69.45 | 49.37 | 38.45 | 67.16 | ||||||||||||
| 2006 | 52.65 | 49.36 | 57.65 | 66.37 | 75.16 | 80.93 | 95.26 | 89.96 | f | 81.53 | 67.81 | 53.37 | 41.68 | 65.61 | ||||||||||||
| 2007 | 41.97 | 48.71 | 61.52 | 64.80 | ----- | z | 81.27 | 93.71 | 88.19 | 79.33 | 64.65 | 52.77 | 44.90 | 65.62 | ||||||||||||
| 2008 | 42.65 | 53.17 | 56.52 | j | 62.26 | k | 73.31 | e | 77.96 | d | 90.55 | 88.23 | 81.23 | ----- | z | 55.92 | f | 41.92 | e | 68.63 | ||||||
| 2009 | 43.80 | f | 46.25 | 52.29 | 63.53 | 73.85 | d | 80.77 | ----- | z | 88.28 | f | 82.39 | g | 61.03 | 54.23 | h | 37.19 | 59.27 | |||||||
| 2010 | 48.04 | e | 54.64 | 61.58 | 63.40 | 66.68 | 74.88 | e | 88.58 | 87.16 | f | 77.97 | 66.55 | 49.70 | 45.13 | 63.38 | ||||||||||
| 2011 | 47.04 | e | 47.96 | b | 58.04 | c | 60.89 | c | 66.48 | b | 74.96 | b | 84.37 | a | 90.21 | b | 84.77 | d | 65.71 | c | 55.36 | e | 43.10 | b | 64.91 | |
| 2012 | 48.81 | 48.04 | a | 57.52 | b | 64.64 | b | 71.48 | b | 75.78 | c | 88.21 | b | 90.93 | c | 82.52 | e | 66.64 | c | 53.00 | g | 47.17 | a | 67.43 | ||
| 2013 | 37.69 | b | 52.00 | e | 59.76 | b | 74.00 | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 37.00 | z | 49.82 | |
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 41.70 | 47.56 | 57.06 | 65.41 | 72.62 | 79.58 | 89.74 | 88.41 | 79.05 | 66.66 | 51.61 | 43.09 | 65.10 | |||||||||||||
| S.D. | 6.74 | 5.45 | 4.04 | 3.71 | 4.09 | 3.74 | 4.03 | 4.12 | 3.64 | 3.87 | 3.94 | 4.27 | 1.94 | |||||||||||||
| SKEW | -0.79 | -0.57 | 0.29 | 0.31 | 0.42 | 0.07 | 0.13 | -0.07 | -0.26 | -0.03 | -0.25 | -0.24 | 0.25 | |||||||||||||
| MAX | 53.46 | 57.14 | 68.48 | 76.27 | 83.03 | 89.70 | 99.10 | 97.29 | 87.23 | 77.32 | 61.77 | 52.90 | 69.91 | |||||||||||||
| MIN | 21.32 | 32.38 | 48.77 | 56.63 | 63.70 | 70.50 | 79.03 | 79.06 | 69.17 | 53.29 | 42.87 | 32.71 | 61.30 | |||||||||||||
| NO YRS | 82 | 84 | 86 | 82 | 85 | 83 | 84 | 80 | 88 | 84 | 81 | 86 | 54 | |||||||||||||