| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1894 | ----- | z | ----- | z | ----- | z | ----- | z | 55.50 | i | 56.20 | 70.34 | 71.06 | 58.42 | 50.85 | 45.03 | a | 27.03 | 54.13 | |||||||
| 1895 | 29.77 | 35.27 | 38.35 | 47.62 | 53.94 | 60.63 | c | 67.44 | 68.63 | 56.93 | 54.10 | 36.55 | 29.18 | a | 48.20 | |||||||||||
| 1896 | 35.65 | 37.59 | 38.32 | 38.47 | 47.27 | 64.29 | b | 71.89 | 68.15 | a | 58.88 | a | 51.32 | 33.62 | 36.63 | 48.51 | ||||||||||
| 1897 | 32.71 | 31.59 | 30.79 | 48.68 | 58.92 | 58.18 | 66.13 | 72.11 | 57.95 | 48.18 | 39.32 | 30.48 | 47.92 | |||||||||||||
| 1898 | 23.39 | 36.46 | 36.16 | 50.38 | 51.15 | 60.45 | 70.08 | 71.29 | 61.62 | 47.47 | a | 36.40 | 26.32 | 47.60 | ||||||||||||
| 1899 | 33.76 | 31.88 | 36.92 | 45.30 | 46.03 | 59.85 | 69.47 | 62.18 | 62.88 | 44.32 | 42.08 | 29.47 | 47.01 | |||||||||||||
| 1900 | 36.98 | 37.21 | 45.47 | 44.30 | 53.53 | 64.50 | 69.48 | 63.18 | 54.35 | 46.81 | 40.27 | 33.29 | 49.11 | |||||||||||||
| 1901 | 29.89 | 31.07 | 39.13 | 42.95 | 54.23 | 58.05 | 69.40 | 70.26 | 56.33 | 52.05 | 42.63 | 33.05 | 48.25 | |||||||||||||
| 1902 | 29.45 | a | 38.61 | 35.50 | 44.35 | 50.74 | 63.00 | 65.53 | 66.50 | 61.37 | 49.40 | 37.15 | 32.65 | 47.85 | ||||||||||||
| 1903 | 32.31 | 23.88 | b | 37.79 | 41.27 | 52.77 | 63.68 | 64.52 | 67.69 | 57.27 | 52.19 | 40.10 | 30.79 | 47.02 | ||||||||||||
| 1904 | 28.87 | 33.53 | 35.81 | 45.12 | 54.55 | 61.67 | 67.26 | 71.18 | 62.42 | 49.19 | 42.87 | 31.26 | f | 50.22 | ||||||||||||
| 1905 | 34.85 | 43.36 | 33.07 | c | 47.75 | 47.84 | 59.60 | 74.89 | 71.65 | 61.93 | 47.39 | d | 36.22 | 26.16 | c | 48.73 | ||||||||||
| 1906 | 29.27 | a | 35.64 | ----- | z | 47.92 | 51.31 | 58.03 | 75.72 | b | 71.53 | a | 61.28 | g | 47.74 | n | 37.88 | e | 33.71 | b | 49.00 | |||||
| 1907 | 26.31 | g | 41.84 | 34.62 | b | 47.78 | a | 52.68 | c | 55.45 | 67.84 | b | 64.52 | 58.19 | c | 53.64 | c | 37.75 | 34.48 | 49.89 | ||||||
| 1908 | 32.39 | 33.00 | 38.55 | 48.38 | 45.88 | a | 57.62 | 74.11 | 68.79 | 60.48 | c | 45.63 | a | 40.80 | 28.11 | h | 49.60 | |||||||||
| 1909 | 35.05 | k | 33.10 | b | 37.55 | 45.85 | 50.16 | 61.62 | 65.71 | 68.06 | 58.62 | a | 49.70 | a | 39.42 | 23.30 | f | 50.98 | ||||||||
| 1910 | 22.37 | 30.00 | a | 45.84 | i | 53.34 | e | 61.31 | 64.68 | b | 73.84 | 68.87 | 58.43 | 50.81 | 41.82 | 34.74 | 50.93 | |||||||||
| 1911 | 30.38 | a | 25.15 | a | 40.32 | 44.27 | 48.68 | 62.10 | 70.32 | 67.48 | 55.05 | 48.61 | 36.87 | 28.73 | 46.50 | |||||||||||
| 1912 | 33.35 | a | 37.22 | b | 36.13 | 51.00 | z | 52.50 | a | 60.65 | 66.76 | b | 66.13 | d | 56.67 | 44.32 | 41.87 | 30.87 | 47.86 | |||||||
| 1913 | 24.06 | f | 27.54 | b | 36.26 | d | 45.32 | e | 53.05 | a | 59.47 | 67.52 | e | 68.98 | h | 63.58 | l | 49.29 | b | 39.38 | d | 30.52 | e | 45.37 | ||
| 1914 | 36.17 | k | 34.94 | a | ----- | z | 47.17 | a | 56.68 | f | 59.61 | c | 71.67 | b | 72.11 | d | 56.75 | d | 48.91 | c | 40.64 | b | 18.19 | j | 53.98 | |
| 1915 | 34.50 | z | ----- | z | ----- | z | 50.61 | k | 51.16 | 60.70 | b | 67.05 | c | 73.24 | f | 57.31 | d | 52.63 | 39.39 | c | 34.56 | e | 51.83 | |||
| 1916 | 23.38 | j | 38.59 | a | 43.80 | d | 49.29 | f | 50.46 | e | 60.38 | i | 68.76 | f | 68.19 | d | 61.44 | d | 47.50 | e | 35.17 | d | 25.63 | p | 49.31 | |
| 1917 | 14.27 | c | 27.18 | f | 29.57 | b | 43.05 | b | 49.39 | d | 62.03 | a | 75.20 | a | 72.43 | b | 62.04 | f | 55.94 | e | 43.47 | a | 38.69 | 48.40 | ||
| 1918 | 33.91 | h | 32.06 | a | 40.12 | a | 47.44 | c | 51.72 | a | 70.71 | b | 70.27 | 66.88 | e | 61.96 | c | 51.84 | b | 37.52 | a | 28.52 | b | 50.82 | ||
| 1919 | 30.16 | b | 33.70 | 38.15 | 49.29 | a | 57.69 | b | 64.15 | 74.19 | 72.05 | c | 61.00 | a | 47.25 | a | 39.93 | a | 30.13 | 49.81 | ||||||
| 1920 | 35.87 | 34.52 | a | 39.26 | 45.25 | 53.08 | a | 61.07 | 69.81 | d | 69.92 | 61.47 | 47.88 | a | 37.89 | b | 33.92 | 49.16 | ||||||||
| 1921 | 33.62 | c | 36.86 | 45.31 | 48.27 | 53.34 | 65.00 | 72.45 | a | 70.46 | d | 59.28 | 55.19 | e | 44.12 | d | 33.65 | d | 51.46 | |||||||
| 1922 | 24.43 | b | 29.10 | b | 33.42 | a | 42.43 | a | 56.92 | 67.75 | 72.57 | c | 67.21 | e | 64.41 | c | 51.04 | f | 34.73 | d | 34.37 | e | 47.94 | |||
| 1923 | 34.19 | e | 30.09 | e | 40.69 | d | 47.02 | e | 56.26 | d | 57.96 | d | 71.53 | b | 69.88 | e | 63.83 | f | 49.48 | e | 44.12 | d | 30.30 | f | 50.12 | |
| 1924 | 27.37 | e | 41.88 | d | 37.31 | e | 47.56 | e | 62.56 | d | 67.08 | d | 73.57 | d | 66.76 | l | 61.54 | d | 51.13 | d | 41.42 | e | 25.81 | d | 48.84 | |
| 1925 | 36.31 | e | 40.69 | d | 45.00 | e | 50.79 | d | 57.11 | d | 63.12 | d | 74.86 | c | 67.71 | e | 58.17 | d | 49.80 | d | 39.56 | e | 34.13 | e | 51.44 | |
| 1926 | 32.25 | e | 39.48 | d | 48.13 | d | 54.15 | c | 58.87 | e | 72.34 | b | 75.29 | b | 71.54 | e | 60.06 | d | 54.67 | e | 48.81 | f | 34.54 | f | 56.68 | |
| 1927 | 36.95 | j | 37.35 | d | ----- | z | 48.34 | e | 56.06 | e | 65.19 | d | 72.52 | e | 69.81 | d | 58.63 | d | 55.54 | e | 45.75 | d | 27.71 | c | 53.69 | |
| 1928 | 36.20 | f | 39.40 | d | 46.98 | j | 48.14 | e | 63.24 | d | 64.67 | d | 75.84 | f | 70.43 | d | 65.06 | e | 54.31 | d | 44.36 | e | 32.73 | i | 56.20 | |
| 1929 | 26.19 | d | 31.70 | f | ----- | z | 45.77 | d | 59.50 | e | 63.08 | e | 72.86 | i | 75.59 | d | 63.02 | i | 55.44 | f | 45.85 | g | 43.50 | o | 54.03 | |
| 1930 | 30.46 | g | 45.79 | d | 51.13 | e | 56.38 | d | 54.74 | d | 66.96 | d | 74.70 | c | 72.36 | f | 63.25 | d | 50.94 | d | 40.26 | e | 30.04 | d | 53.42 | |
| 1931 | 33.42 | e | 37.71 | d | 42.91 | d | 51.68 | m | 60.92 | e | 64.14 | e | 78.20 | a | 74.88 | b | 61.38 | d | 54.04 | d | 35.40 | e | 30.07 | d | 52.10 | |
| 1932 | 29.11 | d | 28.42 | e | 42.33 | e | 48.37 | d | 57.00 | e | 66.81 | d | 72.42 | e | 70.78 | d | 68.40 | d | 56.31 | e | 50.50 | j | 23.91 | d | 51.26 | |
| 1933 | 28.85 | e | 26.15 | e | 40.46 | d | 49.40 | j | 50.65 | d | 68.08 | d | 77.52 | e | 75.09 | d | 63.31 | c | 59.69 | e | 44.48 | g | 40.25 | i | 54.42 | |
| 1934 | 37.00 | d | 40.06 | d | 50.06 | d | 55.66 | e | 58.56 | d | 59.21 | d | 73.73 | e | 73.10 | e | 62.38 | e | 52.90 | e | 41.98 | d | 32.37 | e | 53.08 | |
| 1935 | 30.76 | d | 34.96 | d | 34.92 | e | 47.85 | d | 54.11 | d | 66.08 | e | 70.84 | c | 71.26 | h | 65.74 | e | 47.06 | d | 32.50 | e | 30.19 | e | 46.82 | |
| 1936 | 29.65 | d | 34.18 | d | 41.79 | e | 50.81 | d | 56.02 | e | 64.42 | d | 74.18 | c | 71.60 | e | 60.42 | d | 52.67 | d | 38.80 | e | 29.96 | d | 50.37 | |
| 1937 | 13.35 | n | 30.60 | d | 40.98 | e | 46.00 | d | 58.48 | f | 63.19 | d | 75.90 | e | 72.60 | e | 64.62 | d | 51.71 | e | 42.32 | e | 35.22 | d | 52.31 | |
| 1938 | 32.06 | g | 30.39 | e | 35.35 | d | 47.12 | d | 55.75 | i | 65.81 | f | 73.35 | e | 70.52 | d | 63.94 | d | 48.77 | e | 33.33 | d | 33.24 | d | 48.44 | |
| 1939 | 30.56 | f | 28.38 | d | 41.52 | d | 53.30 | e | 57.11 | d | 62.67 | d | 73.46 | e | 72.07 | d | 60.77 | d | 48.75 | e | 39.88 | d | 37.71 | e | 52.33 | |
| 1940 | 31.11 | d | 36.23 | c | 42.94 | e | 48.26 | e | 59.63 | d | 69.94 | e | 71.52 | d | 71.50 | m | 56.32 | e | 51.35 | d | 34.89 | c | 32.62 | f | 50.22 | |
| 1941 | 31.23 | c | 36.77 | d | 41.69 | e | 44.31 | d | 54.37 | d | 58.10 | e | 71.33 | e | 66.44 | e | 54.61 | g | 46.41 | d | 39.68 | e | 32.72 | f | 49.03 | |
| 1942 | 24.56 | d | 30.21 | d | 37.81 | e | 46.60 | d | 51.23 | e | 60.29 | d | 74.11 | d | 70.10 | e | 60.63 | d | 50.67 | d | 37.20 | e | 33.93 | d | 48.11 | |
| 1943 | 30.65 | e | 34.88 | d | 41.19 | d | 50.94 | d | 53.60 | e | 57.06 | d | 71.07 | d | 67.40 | e | 65.71 | d | 47.62 | e | 37.46 | d | 29.78 | d | 48.95 | |
| 1944 | 23.17 | e | 30.56 | d | 37.39 | d | 43.30 | e | 54.48 | g | 55.92 | d | 70.19 | e | 66.54 | d | 59.62 | d | 50.90 | e | 33.10 | e | 31.21 | e | 45.63 | |
| 1945 | 30.87 | d | 36.00 | d | 36.50 | d | 50.91 | g | 56.13 | d | 61.83 | d | 75.35 | e | 72.74 | f | 60.52 | g | 52.63 | d | 37.98 | d | 29.76 | f | 48.41 | |
| 1946 | 30.00 | e | 33.17 | d | 41.25 | e | 51.02 | d | 56.46 | d | 61.50 | f | 71.64 | c | 72.69 | d | 59.86 | e | 42.83 | e | 37.05 | 33.03 | a | 48.09 | ||
| 1947 | 26.62 | a | 39.43 | 43.69 | 48.55 | 59.74 | 58.88 | 70.48 | 67.97 | 60.73 | 49.95 | 32.68 | b | 30.85 | 49.13 | |||||||||||
| 1948 | 33.71 | 31.16 | a | 34.37 | 41.25 | 50.62 | a | 62.30 | 69.06 | 66.31 | 59.29 | d | 50.08 | a | 36.28 | 24.84 | b | 46.61 | ||||||||
| 1949 | 10.36 | c | 28.19 | b | 36.00 | g | 52.60 | 57.08 | 65.67 | 74.10 | b | 71.50 | 65.33 | d | 46.97 | 45.27 | 33.30 | d | 50.03 | |||||||
| 1950 | 28.79 | e | 37.02 | d | 40.29 | g | 48.83 | d | 53.39 | c | 60.45 | 74.22 | a | 72.10 | 62.05 | 53.00 | 44.10 | 38.10 | 52.00 | |||||||
| 1951 | 31.68 | 36.34 | 37.40 | 52.12 | 55.18 | 65.57 | 73.56 | 71.54 | e | 66.72 | 47.52 | 37.48 | 28.10 | 50.27 | ||||||||||||
| 1952 | 26.97 | 31.93 | 33.98 | 49.95 | 56.98 | a | 59.38 | 71.98 | 71.82 | 64.27 | 57.31 | 36.72 | 29.35 | h | 51.03 | |||||||||||
| 1953 | 39.03 | 37.39 | 40.27 | 45.47 | 47.24 | 55.97 | 74.11 | 69.31 | 68.35 | 48.40 | 43.22 | 34.26 | 50.25 | |||||||||||||
| 1954 | 35.65 | 41.64 | 38.42 | 52.07 | 58.81 | 55.22 | e | 75.00 | 65.66 | 59.88 | a | 49.71 | b | 45.03 | 27.47 | 50.38 | ||||||||||
| 1955 | 22.97 | 32.91 | 39.21 | 42.52 | 51.90 | 64.73 | 69.29 | 75.45 | 62.43 | 51.06 | 35.93 | 32.84 | 48.44 | |||||||||||||
| 1956 | 31.03 | 22.69 | 39.03 | 47.57 | 55.44 | 60.78 | 72.60 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 47.02 | ||||||||
| 1957 | ----- | z | ----- | z | ----- | z | 47.41 | s | 53.12 | b | 65.71 | a | 70.28 | a | 66.90 | a | 64.98 | b | 47.43 | a | 35.88 | 35.55 | 54.98 | |||
| 1958 | 32.15 | a | 40.25 | 35.90 | a | 43.41 | c | 60.74 | b | 60.54 | b | 70.65 | k | 72.87 | a | 60.89 | c | 54.34 | 41.13 | 39.65 | 49.26 | |||||
| 1959 | 36.53 | 33.59 | 41.92 | 50.97 | 50.06 | 65.45 | 74.69 | 70.18 | 58.77 | 53.08 | 42.27 | 29.31 | 50.57 | |||||||||||||
| 1960 | 27.10 | 33.16 | 43.29 | 45.73 | 51.13 | 67.47 | 75.15 | 69.05 | 64.58 | 52.24 | 38.00 | 33.95 | 50.07 | |||||||||||||
| 1961 | 34.92 | 38.64 | 40.58 | 47.80 | 52.35 | 68.92 | 74.00 | 72.34 | 58.02 | 50.18 | a | 37.35 | 31.77 | 50.57 | ||||||||||||
| 1962 | 21.97 | 29.02 | 36.15 | a | 52.00 | 51.02 | 63.05 | 70.27 | 68.29 | 65.55 | 49.84 | 42.39 | b | 36.26 | 48.82 | |||||||||||
| 1963 | 29.03 | 43.71 | 38.94 | 39.48 | 56.79 | 58.98 | 67.10 | 68.76 | 64.55 | 54.24 | 40.95 | 34.44 | 49.75 | |||||||||||||
| 1964 | 31.98 | 33.09 | 36.52 | 44.37 | 50.81 | 58.67 | 71.52 | 69.58 | 59.88 | 56.32 | 36.08 | 34.77 | 48.63 | |||||||||||||
| 1965 | 30.39 | 36.54 | 40.73 | 47.57 | 51.76 | 60.02 | 69.19 | 65.63 | 57.24 | i | 55.63 | a | 41.93 | 30.82 | 48.20 | |||||||||||
| 1966 | 31.68 | 32.84 | 41.39 | 50.05 | 60.60 | a | 61.70 | 68.18 | 71.82 | 63.12 | a | 51.05 | 41.47 | 33.72 | b | 50.63 | ||||||||||
| 1967 | 33.11 | 37.81 | a | 38.69 | 37.35 | 55.08 | a | 61.41 | b | 74.12 | b | 75.16 | 66.15 | c | 51.27 | 42.77 | 25.35 | 49.86 | ||||||||
| 1968 | 30.19 | 40.40 | 43.29 | 45.08 | 53.85 | a | 63.63 | 74.65 | a | 64.24 | 60.63 | d | 50.76 | 37.34 | a | 31.08 | 49.60 | |||||||||
| 1969 | 33.18 | a | 30.83 | a | 35.25 | c | 46.26 | a | 56.74 | b | 61.07 | 70.65 | 70.12 | a | 62.41 | b | 44.23 | c | 38.93 | a | 33.95 | 48.64 | ||||
| 1970 | 33.47 | a | 38.02 | a | 39.60 | 39.95 | 53.77 | 63.45 | 71.45 | a | 71.12 | a | 55.60 | a | 44.66 | c | 40.82 | 27.97 | 48.32 | |||||||
| 1971 | 32.63 | 35.46 | b | 35.33 | a | 43.14 | a | 51.52 | b | 58.42 | 70.50 | a | 73.02 | 56.17 | c | 44.69 | b | 37.71 | a | 27.35 | 47.16 | |||||
| 1972 | 27.27 | 34.43 | 44.22 | a | 43.50 | 55.10 | 64.43 | 71.90 | 69.37 | 70.75 | z | ----- | z | 35.86 | b | 24.80 | a | 47.09 | ||||||||
| 1973 | 27.78 | a | 34.71 | 36.84 | 44.72 | 58.56 | 63.93 | 71.69 | b | 69.61 | 59.25 | 48.97 | 38.88 | 35.87 | 49.24 | |||||||||||
| 1974 | 27.08 | 32.39 | a | 38.81 | 42.38 | a | 53.20 | c | 65.66 | b | 68.95 | 69.13 | 64.67 | 50.08 | 39.38 | 31.06 | 48.57 | |||||||||
| 1975 | 30.58 | a | 31.80 | 35.29 | 36.60 | 50.62 | a | 59.62 | a | 70.03 | 64.74 | 62.33 | 47.44 | 35.72 | 33.18 | 46.50 | ||||||||||
| 1976 | 32.05 | 34.64 | 34.95 | 42.80 | 55.55 | a | 58.95 | 70.47 | 61.45 | 62.25 | 51.31 | 42.55 | 31.52 | 48.21 | ||||||||||||
| 1977 | 16.06 | 31.27 | 35.47 | 49.03 | 45.90 | 67.23 | 70.19 | 70.74 | 59.30 | b | 51.73 | 40.90 | a | 35.23 | 47.75 | |||||||||||
| 1978 | 35.00 | 36.05 | 45.48 | 43.40 | 49.58 | 60.93 | 70.21 | 67.10 | 57.53 | a | 54.50 | 34.85 | 25.42 | 48.34 | ||||||||||||
| 1979 | 22.34 | 33.07 | 41.10 | 44.22 | 54.34 | 62.60 | d | 70.13 | 66.92 | a | 64.82 | 53.69 | 33.52 | c | 34.27 | 48.42 | ||||||||||
| 1980 | 32.34 | 39.57 | 36.81 | 47.10 | 51.81 | 56.75 | 70.10 | 67.53 | a | 60.93 | 50.05 | 40.37 | 34.26 | 48.97 | ||||||||||||
| 1981 | 33.79 | 34.71 | 39.44 | 47.88 | 53.45 | 63.28 | 70.74 | 71.58 | 62.72 | 46.79 | 40.80 | 37.81 | 50.25 | |||||||||||||
| 1982 | 28.50 | 33.45 | 37.35 | 41.25 | 51.85 | 60.03 | 66.79 | 69.15 | 56.37 | 46.23 | 32.67 | 29.21 | 46.07 | |||||||||||||
| 1983 | 34.44 | 37.07 | 39.16 | 40.87 | 52.00 | 59.17 | 64.11 | 67.08 | 59.63 | 49.68 | 36.05 | 30.16 | 47.45 | |||||||||||||
| 1984 | 24.50 | 31.83 | 40.11 | 40.15 | 51.94 | 56.32 | 70.18 | 68.15 | 57.30 | 40.13 | 32.28 | 24.61 | 44.79 | |||||||||||||
| 1985 | 22.31 | 26.73 | 33.53 | 50.98 | 54.11 | 64.62 | 73.11 | 66.00 | 53.17 | 46.42 | 29.63 | 29.06 | 45.81 | |||||||||||||
| 1986 | 38.00 | 39.07 | 46.06 | 45.45 | 54.08 | 68.16 | a | 67.94 | 72.32 | 52.93 | 50.23 | 41.45 | 31.63 | a | 50.61 | |||||||||||
| 1987 | 28.98 | 34.91 | 39.66 | 51.27 | 56.55 | a | 63.83 | 64.45 | 69.50 | 63.32 | 55.50 | 37.17 | 28.10 | 49.44 | ||||||||||||
| 1988 | 26.40 | 34.84 | 39.31 | 47.67 | 51.53 | 62.88 | 72.98 | 69.81 | 60.02 | 56.97 | 36.98 | 27.73 | 48.93 | |||||||||||||
| 1989 | 23.44 | 24.54 | 40.56 | 49.78 | 51.27 | 63.53 | 68.81 | 65.34 | 59.48 | 47.92 | 38.10 | 30.44 | 46.93 | |||||||||||||
| 1990 | 31.90 | 26.55 | 40.85 | 52.22 | 50.81 | 61.07 | 71.56 | 68.45 | 63.33 | 50.60 | 36.33 | 19.79 | 47.79 | |||||||||||||
| 1991 | 28.79 | 41.95 | 36.08 | 42.30 | 48.00 | 57.82 | 71.76 | 70.18 | 63.62 | 52.66 | 39.73 | 30.19 | 48.59 | |||||||||||||
| 1992 | 31.44 | 38.66 | 42.98 | 50.50 | 60.89 | 64.95 | 67.77 | 69.89 | 60.77 | 52.15 | 36.43 | 26.58 | 50.25 | |||||||||||||
| 1993 | 23.05 | 25.32 | 41.19 | 44.03 | 55.69 | 58.30 | 63.10 | 65.32 | 60.23 | 49.97 | 31.52 | 30.23 | 45.66 | |||||||||||||
| 1994 | 34.35 | 32.18 | 42.77 | 47.28 | 56.05 | 63.07 | 74.97 | 69.58 | 62.02 | 46.31 | 28.27 | 25.95 | 48.57 | |||||||||||||
| 1995 | 33.40 | 41.45 | 38.76 | 42.72 | 51.02 | 57.77 | 68.19 | 67.42 | 63.10 | 50.00 | 43.98 | 35.35 | 49.43 | |||||||||||||
| 1996 | 33.84 | 35.38 | 40.11 | 45.28 | 51.11 | 62.32 | 72.98 | 69.47 | 58.37 | 48.35 | 40.15 | 34.25 | a | 49.30 | ||||||||||||
| 1997 | 31.31 | 34.16 | 42.19 | 43.38 | 58.50 | 60.10 | 68.27 | 69.21 | 61.48 | 48.39 | 40.73 | 29.15 | 48.91 | |||||||||||||
| 1998 | 36.37 | 34.34 | 39.85 | 43.88 | 47.37 | 58.73 | 72.73 | 71.47 | 62.13 | 47.19 | 36.75 | 26.68 | 48.13 | |||||||||||||
| 1999 | 31.68 | 32.79 | 38.74 | 41.83 | 51.34 | 60.78 | 69.19 | 66.48 | 61.07 | 51.94 | 43.73 | 31.71 | 48.44 | |||||||||||||
| 2000 | 32.63 | 37.24 | 39.40 | 48.47 | 54.56 | 64.82 | 69.31 | 70.60 | 57.52 | 47.29 | 33.48 | 32.32 | 48.97 | |||||||||||||
| 2001 | 28.35 | 30.39 | 41.52 | 42.52 | 59.92 | 63.73 | 70.44 | 71.95 | 62.38 | 53.34 | 39.37 | 32.13 | 49.67 | |||||||||||||
| 2002 | 32.26 | 36.04 | 37.13 | 46.60 | 52.02 | 63.58 | 74.27 | 67.32 | 62.15 | 48.10 | 39.37 | 35.40 | 49.52 | |||||||||||||
| 2003 | 40.52 | 34.59 | 41.47 | 40.68 | 52.98 | 66.02 | 75.52 | 68.53 | 63.17 | 54.24 | 34.10 | 33.02 | 50.40 | |||||||||||||
| 2004 | 32.85 | 35.05 | 45.90 | 47.73 | 53.53 | 63.73 | 72.24 | 68.90 | 60.00 | a | 48.15 | 35.90 | 33.13 | 49.76 | ||||||||||||
| 2005 | 29.32 | 34.73 | 41.82 | 44.00 | 53.02 | 58.30 | 74.58 | 71.34 | 58.43 | 50.42 | 38.52 | 34.31 | 49.07 | |||||||||||||
| 2006 | 34.45 | 33.91 | 34.53 | 44.23 | 56.37 | 66.98 | 75.19 | 68.24 | 61.15 | 48.65 | 39.12 | 30.39 | 49.43 | |||||||||||||
| 2007 | 26.50 | 36.46 | 44.60 | 46.40 | 57.63 | 64.50 | 75.50 | 71.27 | 59.12 | 45.65 | 40.45 | 27.77 | 49.65 | |||||||||||||
| 2008 | 26.69 | 32.50 | 37.53 | 42.28 | 53.40 | 61.42 | 71.77 | 70.16 | 61.35 | 50.35 | 42.25 | 28.69 | 48.20 | |||||||||||||
| 2009 | 33.24 | 35.04 | 37.79 | 43.73 | 56.76 | 61.70 | 72.45 | 68.90 | 65.82 | 47.63 | 39.70 | 27.05 | 49.15 | |||||||||||||
| 2010 | 36.29 | 36.48 | 40.05 | 42.30 | 47.85 | 62.10 | 73.77 | 69.53 | 63.10 | 53.21 | 36.90 | 35.23 | 49.73 | |||||||||||||
| 2011 | 32.35 | 31.52 | 37.97 | 42.33 | 48.73 | 59.83 | 70.71 | 72.76 | 66.92 | 52.21 | 36.47 | a | 30.76 | 48.55 | ||||||||||||
| 2012 | 32.35 | 33.74 | 38.33 | a | 47.34 | a | 55.15 | 61.87 | 73.74 | 74.27 | 67.62 | 53.69 | 41.65 | 30.35 | 50.84 | |||||||||||
| 2013 | 23.69 | 34.06 | b | 41.98 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 33.24 | ||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 30.23 | 34.42 | 39.39 | 46.30 | 53.90 | 62.17 | 71.37 | 69.50 | 61.03 | 50.30 | 38.70 | 31.26 | 48.84 | |||||||||||||
| S.D. | 4.96 | 4.41 | 3.72 | 3.87 | 3.77 | 3.47 | 3.02 | 2.77 | 3.21 | 3.37 | 3.53 | 3.64 | 1.44 | |||||||||||||
| SKEW | -1.14 | -0.19 | 0.37 | 0.10 | 0.17 | 0.28 | -0.39 | -0.27 | -0.05 | 0.00 | -0.30 | -0.26 | -0.18 | |||||||||||||
| MAX | 40.52 | 45.79 | 51.13 | 56.38 | 63.24 | 72.34 | 78.20 | 75.59 | 68.40 | 59.69 | 45.75 | 39.65 | 53.08 | |||||||||||||
| MIN | 10.36 | 22.69 | 29.57 | 36.60 | 45.88 | 55.22 | 63.10 | 61.45 | 52.93 | 40.13 | 28.27 | 19.79 | 44.79 | |||||||||||||
| NO YRS | 105 | 115 | 109 | 111 | 114 | 116 | 115 | 111 | 109 | 114 | 114 | 104 | 77 | |||||||||||||