| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1901 | ----- | z | ----- | z | ----- | z | 38.88 | 50.87 | ----- | z | 60.13 | 65.85 | 49.12 | f | 51.38 | a | ----- | z | ----- | z | 53.42 | |||||
| 1902 | 28.43 | c | 37.15 | a | 35.06 | e | 41.48 | 47.97 | 52.30 | 57.79 | 60.11 | 53.95 | 45.56 | 36.12 | 31.63 | 43.96 | ||||||||||
| 1903 | 32.60 | 27.14 | 35.85 | 39.07 | 47.95 | 58.08 | 57.39 | 59.77 | 52.42 | 48.24 | 39.30 | 34.29 | 44.34 | |||||||||||||
| 1904 | 34.48 | 35.88 | m | 36.79 | 46.86 | b | 51.24 | 60.22 | 66.79 | g | 63.26 | 57.70 | 49.03 | 42.77 | 32.77 | 47.51 | ||||||||||
| 1905 | 30.71 | 30.68 | 41.26 | 45.62 | 47.82 | 55.67 | 65.12 | a | 63.72 | a | 54.87 | g | ----- | z | ----- | z | ----- | z | 47.57 | |||||||
| 1906 | 32.68 | 34.25 | 32.58 | 45.82 | 49.10 | 54.12 | 69.84 | 62.76 | 57.27 | 49.42 | 37.42 | 36.58 | 46.82 | |||||||||||||
| 1907 | 25.32 | 39.59 | 37.05 | 44.07 | 52.13 | 53.87 | 63.13 | 58.37 | 55.35 | 52.19 | 39.47 | 33.76 | 46.19 | |||||||||||||
| 1908 | 32.35 | 34.12 | 39.66 | 46.05 | 45.23 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 39.48 | ||||||
| 1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 56.29 | d | 49.34 | c | 40.39 | h | 22.55 | c | 42.73 | |
| 1910 | 28.06 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 51.02 | d | 49.39 | 37.20 | 36.50 | 43.53 | ||||
| 1911 | ----- | z | ----- | z | 53.00 | s | 52.32 | ----- | z | ----- | z | 66.53 | a | 59.71 | 50.05 | 45.16 | 40.29 | w | 32.97 | 51.12 | ||||||
| 1912 | 32.58 | 37.43 | a | 34.13 | a | 41.90 | a | 49.07 | a | 58.35 | 62.44 | 60.23 | a | 53.07 | 41.78 | a | 37.92 | x | 32.12 | w | 47.10 | |||||
| 1913 | ----- | z | ----- | z | 37.74 | ----- | z | ----- | z | ----- | z | 64.40 | 65.05 | 53.97 | 44.98 | 38.92 | 29.05 | a | 47.73 | |||||||
| 1914 | 34.92 | 33.41 | 42.15 | 44.47 | 52.50 | 55.77 | 66.02 | 64.24 | 52.72 | 48.50 | 41.47 | 24.13 | 46.69 | |||||||||||||
| 1915 | 28.50 | 33.77 | 42.60 | 48.32 | 49.08 | 56.72 | 61.97 | 66.90 | 54.07 | 50.92 | 36.18 | 27.89 | 46.41 | |||||||||||||
| 1916 | 16.34 | 36.41 | 42.60 | 43.27 | b | 44.66 | 55.45 | 59.13 | a | 64.26 | 58.19 | a | 49.22 | a | 30.82 | 32.48 | 44.40 | |||||||||
| 1917 | 28.08 | 29.13 | a | 26.85 | 41.98 | 47.06 | 58.58 | 68.44 | 66.76 | 59.77 | 51.65 | 43.40 | 41.41 | c | 46.93 | |||||||||||
| 1918 | 37.37 | 32.38 | 41.56 | 45.13 | 49.15 | a | 64.80 | 64.85 | 60.70 | a | 59.05 | 51.10 | a | 36.32 | 30.53 | a | 47.75 | |||||||||
| 1919 | 33.50 | a | 30.68 | 36.11 | 43.93 | 51.81 | 54.52 | 64.87 | 67.47 | 53.72 | 35.85 | 37.75 | 25.65 | 44.65 | ||||||||||||
| 1920 | 36.45 | 36.17 | 37.50 | 40.48 | 50.65 | 56.07 | 66.08 | 65.23 | 58.88 | 45.92 | 36.93 | a | 32.97 | 46.94 | ||||||||||||
| 1921 | 29.94 | 37.27 | 43.65 | 42.50 | 55.10 | 60.35 | 65.50 | 64.15 | 54.60 | 53.82 | 40.98 | 26.40 | 47.85 | |||||||||||||
| 1922 | 26.23 | 29.29 | 35.56 | 42.13 | 52.32 | 64.45 | 68.13 | 66.24 | 60.78 | 49.87 | 34.78 | 31.47 | 46.77 | |||||||||||||
| 1923 | 33.15 | 32.45 | 43.48 | 46.70 | 51.16 | 55.10 | 66.18 | 64.16 | 57.63 | 49.55 | 41.23 | 30.12 | c | 47.58 | ||||||||||||
| 1924 | 31.34 | 41.05 | 36.34 | 46.72 | 57.42 | 59.52 | 65.85 | 63.35 | 58.13 | 46.61 | 38.12 | 26.27 | 47.56 | |||||||||||||
| 1925 | 37.63 | 39.14 | 41.73 | 47.70 | 52.76 | 59.32 | 66.84 | 61.16 | 53.70 | 46.89 | 41.05 | 37.95 | a | 48.82 | ||||||||||||
| 1926 | 33.11 | 40.80 | 44.81 | 52.33 | 54.63 | 63.63 | 67.87 | 64.58 | 50.62 | 49.82 | 42.83 | 33.82 | 49.91 | |||||||||||||
| 1927 | 30.50 | 35.57 | 37.35 | 43.47 | 48.53 | 58.93 | 67.87 | 65.47 | 52.82 | 49.98 | 42.77 | 28.68 | 46.83 | |||||||||||||
| 1928 | 35.19 | 35.55 | 41.97 | 42.47 | 56.69 | 56.35 | 66.02 | 60.94 | 57.17 | 48.69 | 40.37 | 32.40 | 47.82 | |||||||||||||
| 1929 | 27.81 | 27.45 | 40.94 | 40.85 | 51.89 | 57.70 | 66.26 | 67.47 | 53.70 | 50.10 | 41.32 | 38.00 | 46.96 | |||||||||||||
| 1930 | 15.18 | 40.98 | 41.37 | 49.63 | 48.82 | 56.78 | 65.27 | 65.65 | 57.20 | 45.10 | 38.15 | 30.40 | 46.21 | |||||||||||||
| 1931 | 35.22 | b | 35.39 | 40.26 | 46.15 | 56.26 | 57.77 | 67.65 | 66.42 | 54.81 | a | 47.98 | 35.48 | 31.55 | 47.91 | |||||||||||
| 1932 | 30.57 | a | 33.59 | 40.42 | 45.13 | 51.26 | 60.95 | 62.65 | 61.94 | 58.65 | 49.11 | 43.65 | 26.06 | 47.00 | ||||||||||||
| 1933 | 30.74 | 28.43 | 39.47 | 44.13 | 45.98 | 58.63 | 67.15 | a | 66.03 | 53.88 | 52.45 | 43.75 | 39.47 | 47.51 | ||||||||||||
| 1934 | 40.82 | 40.20 | 48.71 | 52.97 | 55.77 | 57.57 | 65.19 | 67.21 | 57.37 | 49.85 | 41.93 | 33.39 | 50.92 | |||||||||||||
| 1935 | 31.98 | a | 35.77 | 36.16 | 43.60 | 50.84 | 59.22 | 64.23 | 63.97 | 61.52 | 46.76 | 36.05 | 32.73 | 46.90 | ||||||||||||
| 1936 | 33.39 | 27.10 | 38.24 | 49.40 | 55.00 | 60.15 | 65.82 | 65.79 | 56.55 | 51.97 | 40.15 | 35.42 | a | 48.25 | ||||||||||||
| 1937 | 16.50 | 32.34 | 40.55 | 42.93 | 50.61 | 57.37 | 64.85 | 60.81 | 57.52 | 51.23 | 41.75 | 38.05 | 46.21 | |||||||||||||
| 1938 | 34.39 | 33.09 | 37.34 | 44.18 | 51.61 | 60.48 | 67.76 | 62.53 | 61.55 | 49.31 | 35.85 | 35.56 | 47.80 | |||||||||||||
| 1939 | 36.65 | 31.68 | f | 43.69 | 49.40 | 54.10 | 56.07 | 66.95 | 67.62 | a | 59.08 | 50.16 | 41.76 | a | 39.08 | 51.32 | ||||||||||
| 1940 | 29.37 | 37.16 | 42.79 | 45.28 | 52.95 | 59.00 | 63.10 | 62.87 | 55.42 | 49.55 | 36.05 | 32.84 | 47.20 | |||||||||||||
| 1941 | 34.28 | h | 37.55 | 42.08 | 44.80 | 51.10 | 55.17 | 65.26 | 61.82 | a | 51.30 | 45.71 | 42.77 | 32.05 | 48.15 | |||||||||||
| 1942 | 26.76 | 34.04 | 38.74 | 45.40 | 48.34 | 53.55 | 64.85 | 64.10 | 56.73 | 48.94 | 37.67 | 35.97 | 46.26 | |||||||||||||
| 1943 | 26.77 | 35.95 | 38.42 | 46.62 | 47.15 | 52.92 | 63.15 | 59.44 | 58.88 | 47.89 | 38.72 | 30.92 | 45.57 | |||||||||||||
| 1944 | 30.06 | 32.60 | 37.89 | 43.34 | a | 49.57 | b | 54.00 | b | 62.10 | b | 59.43 | c | 57.50 | c | 51.85 | a | 35.83 | 28.40 | 45.22 | ||||||
| 1945 | 32.94 | 35.18 | 36.77 | 42.42 | 50.87 | a | 54.52 | 64.61 | 63.08 | 54.02 | 48.98 | 37.08 | 31.98 | 46.04 | ||||||||||||
| 1946 | 31.76 | 34.09 | 39.06 | 45.53 | 51.61 | 54.70 | 62.13 | 62.29 | 54.43 | 41.61 | 35.07 | a | 34.92 | 45.60 | ||||||||||||
| 1947 | 29.08 | 38.52 | 42.05 | 45.78 | 54.94 | 53.32 | 61.55 | a | 59.60 | a | 56.77 | 48.85 | 37.70 | 34.55 | 46.89 | |||||||||||
| 1948 | 33.21 | 29.81 | 35.18 | 39.83 | 47.74 | 58.32 | 59.66 | 59.74 | 52.98 | 45.39 | 36.77 | 26.19 | 43.74 | |||||||||||||
| 1949 | 18.27 | a | 31.77 | 36.32 | 47.25 | 53.23 | 56.03 | 60.84 | 60.63 | 57.17 | 41.77 | 44.55 | 31.40 | 44.94 | ||||||||||||
| 1950 | 21.71 | 34.23 | 36.11 | 41.21 | a | 47.90 | a | 55.38 | 62.89 | 63.62 | a | 56.37 | 47.10 | 40.70 | 38.79 | 45.50 | ||||||||||
| 1951 | 29.00 | 34.02 | 33.21 | 44.63 | 48.89 | 56.25 | 63.24 | 60.69 | 55.95 | 44.44 | 36.38 | 26.58 | 44.44 | |||||||||||||
| 1952 | 27.16 | 32.81 | 34.76 | 45.78 | 49.84 | 53.98 | 64.37 | 62.89 | 58.63 | 51.39 | 30.93 | 29.79 | 45.19 | |||||||||||||
| 1953 | 38.37 | 34.27 | 36.82 | 41.48 | 45.55 | 49.53 | 62.16 | 60.05 | 58.28 | 46.82 | 41.98 | 34.89 | 45.85 | |||||||||||||
| 1954 | 30.77 | 38.84 | 33.81 | 44.65 | 50.65 | 52.03 | 60.81 | 56.63 | 52.80 | 44.38 | a | 42.73 | 31.02 | 44.93 | ||||||||||||
| 1955 | 30.66 | 30.43 | 33.40 | 37.30 | 46.68 | 57.02 | b | 58.89 | 61.08 | 54.75 | 48.18 | 33.25 | 30.92 | 43.55 | ||||||||||||
| 1956 | 31.60 | 29.45 | 35.32 | 44.12 | 51.89 | 54.25 | 64.00 | 60.24 | 55.93 | 45.24 | 36.42 | 36.98 | 45.45 | |||||||||||||
| 1957 | 17.80 | a | 34.20 | 38.76 | 43.48 | 52.10 | 58.58 | 60.56 | 57.84 | 57.48 | 43.50 | 35.95 | 36.47 | 44.73 | ||||||||||||
| 1958 | 34.10 | 40.21 | 35.23 | 41.63 | 56.56 | 58.53 | 65.65 | 67.03 | 54.28 | 48.44 | 38.57 | 39.18 | 48.28 | |||||||||||||
| 1959 | 34.18 | 31.34 | 38.81 | 44.73 | 46.23 | 57.23 | 64.00 | 59.73 | 52.55 | 47.73 | 39.70 | 32.00 | 45.68 | |||||||||||||
| 1960 | 27.16 | 31.48 | 38.87 | 43.60 | 47.00 | 57.78 | 66.10 | 59.84 | 55.73 | 47.92 | 36.17 | 33.18 | 45.40 | |||||||||||||
| 1961 | 35.10 | 38.02 | 38.06 | 43.75 | 48.44 | 61.25 | 64.11 | 66.52 | 50.27 | 44.61 | 34.53 | 32.06 | 46.39 | |||||||||||||
| 1962 | 30.16 | 34.50 | 35.50 | 46.93 | 45.60 | 54.90 | 60.81 | 59.56 | 57.23 | 47.30 | a | 39.52 | 36.44 | 45.70 | ||||||||||||
| 1963 | 27.40 | 40.38 | 36.61 | 39.80 | 50.73 | 54.13 | 58.97 | 60.40 | 60.65 | 47.37 | 38.65 | 35.08 | 45.85 | |||||||||||||
| 1964 | 32.74 | 34.66 | 34.60 | 41.05 | 46.39 | 55.18 | 62.97 | 59.18 | 52.63 | 46.77 | 35.47 | 30.98 | 44.38 | |||||||||||||
| 1965 | 33.26 | 37.57 | 35.90 | 43.93 | 47.50 | 55.75 | 63.16 | 61.00 | 50.63 | 51.90 | 40.57 | 31.76 | 46.08 | |||||||||||||
| 1966 | 32.89 | 34.07 | 38.68 | 45.68 | 52.40 | 54.90 | 60.24 | 61.84 | 57.50 | 48.10 | 39.78 | 35.15 | 46.77 | |||||||||||||
| 1967 | 35.65 | 38.00 | 36.60 | 37.75 | 50.77 | 57.63 | 64.53 | 66.82 | 60.33 | 47.47 | 39.57 | 30.00 | 47.09 | |||||||||||||
| 1968 | 32.61 | 36.83 | 41.03 | 40.70 | 48.53 | 57.23 | 64.73 | 59.94 | 55.72 | 45.77 | 37.73 | 29.44 | 45.85 | |||||||||||||
| 1969 | 25.02 | 30.04 | 37.52 | 43.03 | 53.63 | 59.10 | 61.18 | 59.98 | 56.15 | 42.21 | 39.53 | 33.65 | 45.09 | |||||||||||||
| 1970 | 32.85 | 36.95 | 37.02 | 38.27 | 50.24 | 60.98 | 64.76 | 63.18 | 50.75 | 44.13 | 37.22 | 29.13 | 45.46 | |||||||||||||
| 1971 | 34.35 | 36.25 | 34.56 | 41.73 | 50.90 | 53.38 | 64.44 | 66.81 | 51.45 | 42.34 | 38.60 | 29.97 | 45.40 | |||||||||||||
| 1972 | 31.05 | 37.02 | 42.45 | 39.65 | 51.71 | 58.25 | 64.13 | 63.47 | 52.22 | 43.71 | 38.12 | 26.18 | 45.66 | |||||||||||||
| 1973 | 27.55 | 35.11 | 36.84 | 43.13 | 52.58 | 57.85 | 63.68 | 61.76 | 54.90 | 46.40 | 35.18 | 36.06 | 45.92 | |||||||||||||
| 1974 | 25.74 | 35.79 | 37.73 | 41.83 | 48.42 | 61.23 | 62.68 | 62.98 | 57.47 | 47.34 | 39.03 | 33.90 | 46.18 | |||||||||||||
| 1975 | 34.56 | 32.43 | 35.50 | 38.37 | 48.81 | 55.07 | 66.11 | 59.42 | 55.92 | 46.32 | 37.50 | 35.47 | 45.46 | |||||||||||||
| 1976 | 34.97 | 34.62 | 36.97 | 40.38 | 49.98 | 52.30 | 62.84 | 59.63 | 56.98 | 48.13 | 41.55 | 35.32 | 46.14 | |||||||||||||
| 1977 | 30.71 | 37.95 | 36.53 | 46.52 | 44.90 | 60.42 | 61.50 | 66.26 | 52.60 | 46.81 | 35.83 | 34.81 | 46.24 | |||||||||||||
| 1978 | 34.19 | 36.89 | 42.47 | 42.53 | 47.06 | 58.43 | 64.24 | 62.68 | 54.42 | 50.55 | 33.27 | 28.32 | 46.25 | |||||||||||||
| 1979 | 20.95 | 34.50 | 41.94 | 43.35 | 52.50 | 58.37 | 64.85 | 61.42 | 59.52 | 51.90 | 36.23 | 37.77 | 46.94 | |||||||||||||
| 1980 | 29.89 | 37.26 | 38.55 | 46.33 | 51.05 | 53.88 | 65.38 | a | 61.05 | 58.43 | 49.10 | 41.22 | 39.19 | 47.61 | ||||||||||||
| 1981 | 34.61 | 38.00 | 40.15 | 44.90 | 50.03 | 56.63 | 62.11 | 67.06 | 58.08 | 46.18 | 40.70 | 34.26 | 47.73 | |||||||||||||
| 1982 | 30.68 | 33.27 | 37.92 | 41.30 | 49.90 | 59.17 | 63.03 | 64.24 | 54.37 | 46.00 | 35.27 | 30.65 | 45.48 | |||||||||||||
| 1983 | 37.73 | 37.86 | 41.13 | 42.03 | 53.61 | 55.53 | 59.74 | 65.68 | 53.95 | 49.58 | 38.83 | 24.66 | 46.69 | |||||||||||||
| 1984 | 34.10 | 37.14 | 42.23 | 41.33 | 49.76 | 54.80 | 66.32 | 64.95 | 54.48 | 43.18 | 35.28 | 28.97 | 46.04 | |||||||||||||
| 1985 | 29.82 | 32.18 | 37.73 | 48.42 | 51.90 | 58.78 | 68.94 | 61.74 | 50.52 | 46.10 | 27.03 | 28.15 | 45.11 | |||||||||||||
| 1986 | 36.56 | 36.25 | 45.18 | 42.93 | 48.60 | a | 62.93 | 60.26 | 67.68 | 52.03 | 49.85 | 40.67 | 33.55 | 48.04 | ||||||||||||
| 1987 | 32.27 | 37.12 | 40.79 | 50.75 | 54.98 | 61.12 | 59.97 | 61.92 | 58.37 | 50.77 | 38.62 | 29.56 | 48.02 | |||||||||||||
| 1988 | 30.22 | b | 37.28 | 38.77 | 46.02 | 48.24 | 55.86 | a | 64.32 | 62.06 | 55.03 | 53.97 | 37.65 | 32.05 | 46.79 | |||||||||||
| 1989 | 31.44 | 22.46 | 37.79 | 46.68 | 47.90 | 58.88 | 61.77 | 58.94 | 54.67 | 45.65 | 40.35 | 35.56 | 45.17 | |||||||||||||
| 1990 | 33.97 | 31.36 | 39.19 | 48.37 | 46.76 | 56.28 | 65.27 | 63.35 | 59.38 | 45.68 | 39.58 | 23.42 | 46.05 | |||||||||||||
| 1991 | 31.23 | 40.80 | 36.05 | 40.98 | 46.06 | 51.97 | 64.55 | 65.26 | 58.25 | 47.61 | 38.62 | 33.45 | 46.24 | |||||||||||||
| 1992 | 34.35 | 39.00 | 42.03 | 46.72 | 53.97 | 61.23 | 62.13 | 64.45 | 55.63 | 50.84 | 36.43 | 27.71 | 47.88 | |||||||||||||
| 1993 | 21.53 | 24.80 | 40.03 | 42.78 | 55.21 | 55.43 | 56.16 | 60.06 | 57.13 | 50.63 | 32.65 | 32.81 | 44.10 | |||||||||||||
| 1994 | 38.39 | 32.07 | 41.55 | 46.30 | 52.24 | 56.80 | 66.73 | 63.42 | 59.12 | 45.79 | 31.83 | 32.45 | 47.22 | |||||||||||||
| 1995 | 32.56 | 40.80 | 37.08 | 41.78 | 50.11 | 55.40 | 63.35 | 59.87 | 59.32 | 45.90 | 43.13 | 32.10 | 46.79 | |||||||||||||
| 1996 | 33.66 | 32.16 | 39.47 | 45.57 | 47.53 | 56.17 | 66.94 | 64.39 | 53.85 | 47.42 | 39.82 | 33.37 | 46.69 | |||||||||||||
| 1997 | 32.06 | 33.71 | 40.69 | 41.83 | 54.40 | 54.93 | 62.44 | 65.34 | 56.47 | 46.42 | 40.58 | 31.97 | 46.74 | |||||||||||||
| 1998 | 34.94 | 35.79 | 39.77 | 42.20 | 47.44 | 56.55 | 69.08 | 65.82 | 61.10 | 45.26 | 38.50 | 30.55 | 47.25 | |||||||||||||
| 1999 | 35.90 | 34.20 | 37.10 | 39.68 | 46.66 | 55.07 | 62.02 | 64.97 | 55.18 | 48.98 | 44.25 | 33.48 | 46.46 | |||||||||||||
| 2000 | 30.81 | 35.66 | 37.98 | 46.83 | 51.31 | 59.05 | 63.10 | 64.20 | a | 56.25 | 46.18 | 31.87 | 32.16 | 46.28 | ||||||||||||
| 2001 | 33.10 | 31.11 | 40.29 | 40.80 | 54.38 | a | 55.57 | 63.55 | 66.37 | 60.17 | 48.73 | 40.35 | 30.55 | 47.08 | ||||||||||||
| 2002 | 32.24 | 36.55 | 36.08 | 44.57 | 49.52 | 60.17 | 68.34 | 61.98 | 57.42 | 43.39 | 38.92 | 33.05 | 46.85 | |||||||||||||
| 2003 | 38.47 | 33.95 | 42.23 | 42.75 | 50.65 | 59.48 | 69.40 | 65.68 | 59.87 | 50.56 | 33.68 | 33.21 | 48.33 | |||||||||||||
| 2004 | 31.69 | 33.91 | 43.56 | 45.45 | 50.87 | 58.72 | 67.06 | 66.37 | 55.53 | 47.85 | 38.00 | 35.89 | 47.91 | |||||||||||||
| 2005 | 33.02 | 34.41 | 42.06 | 43.40 | 52.19 | 54.18 | 67.03 | 65.82 | 54.68 | 48.56 | 34.90 | 28.74 | 46.58 | |||||||||||||
| 2006 | 35.11 | 31.30 | 34.79 | 43.72 | 52.11 | 59.25 | 68.90 | 63.34 | 57.65 | 46.60 | 38.43 | 32.60 | 46.98 | |||||||||||||
| 2007 | 28.39 | h | 36.64 | 43.81 | 43.42 | 52.90 | 58.22 | 69.50 | 63.63 | 55.85 | 46.32 | 38.73 | 31.00 | e | 49.09 | |||||||||||
| 2008 | ----- | z | 35.62 | 36.94 | 39.58 | 50.55 | 56.23 | 66.81 | 65.08 | 56.98 | 48.03 | 43.70 | 27.66 | 47.93 | ||||||||||||
| 2009 | 32.50 | 35.05 | 33.79 | 41.67 | 51.77 | 58.12 | 67.82 | 66.11 | 60.13 | 42.47 | 38.92 | 26.89 | 46.27 | |||||||||||||
| 2010 | 37.02 | 36.79 | 39.16 | 40.55 | 46.85 | 55.02 | 64.97 | 63.65 | 57.37 | 49.13 | 37.37 | 32.66 | 46.71 | |||||||||||||
| 2011 | 35.23 | 32.59 | a | 38.42 | 39.90 | 45.61 | 54.29 | a | 61.65 | 66.84 | 62.48 | 49.23 | 37.32 | 34.31 | 46.49 | |||||||||||
| 2012 | 34.11 | 33.95 | 37.19 | 45.98 | 49.74 | 55.50 | 65.77 | 67.65 | 61.05 | a | 48.79 | 41.20 | 32.08 | 47.75 | ||||||||||||
| 2013 | 31.42 | 35.18 | 40.40 | 49.25 | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 20.50 | z | 35.67 | ||||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 31.31 | 34.66 | 38.65 | 43.90 | 50.40 | 57.02 | 64.17 | 63.16 | 56.06 | 47.68 | 38.33 | 32.23 | 46.43 | |||||||||||||
| S.D. | 4.85 | 3.55 | 3.24 | 3.13 | 2.93 | 2.79 | 2.85 | 2.72 | 2.88 | 2.93 | 3.22 | 3.77 | 1.26 | |||||||||||||
| SKEW | -1.31 | -0.61 | -0.05 | 0.45 | 0.18 | 0.28 | -0.31 | -0.10 | -0.10 | -0.66 | -0.50 | -0.16 | 0.37 | |||||||||||||
| MAX | 40.82 | 41.05 | 48.71 | 52.97 | 57.42 | 64.80 | 69.84 | 67.68 | 62.48 | 53.97 | 44.55 | 41.41 | 50.92 | |||||||||||||
| MIN | 15.18 | 22.46 | 26.85 | 37.30 | 44.66 | 49.53 | 56.16 | 56.63 | 50.05 | 35.85 | 27.03 | 22.55 | 43.55 | |||||||||||||
| NO YRS | 105 | 106 | 109 | 109 | 108 | 106 | 108 | 109 | 109 | 110 | 106 | 108 | 99 | |||||||||||||