| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1892 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 65.85 | 68.79 | l | 62.07 | 53.47 | 44.82 | ----- | z | 56.55 | |||||
| 1893 | ----- | z | 38.81 | l | 43.03 | 44.72 | 53.44 | 58.52 | 65.66 | 68.00 | 57.50 | 48.89 | 43.47 | 38.16 | 52.14 | |||||||||||
| 1894 | 38.03 | 36.04 | 44.40 | 49.05 | 55.63 | 59.37 | 68.79 | 70.00 | 59.72 | 54.19 | 46.27 | 36.77 | 51.52 | |||||||||||||
| 1895 | 37.56 | 43.39 | 44.69 | 50.95 | 55.13 | 63.05 | 67.85 | 66.85 | 58.13 | 56.16 | 39.40 | 36.18 | 51.61 | |||||||||||||
| 1896 | 42.05 | 43.24 | 46.40 | 45.23 | 51.89 | 62.53 | 73.00 | 68.63 | 60.52 | 54.89 | 40.62 | 42.05 | 52.59 | |||||||||||||
| 1897 | 36.81 | 41.02 | 38.34 | 52.93 | 61.23 | 60.75 | 66.58 | 71.66 | 60.13 | 52.71 | 42.70 | 40.11 | 52.08 | |||||||||||||
| 1898 | 35.29 | 44.62 | 42.42 | a | 52.27 | 54.97 | 61.98 | 69.00 | 71.48 | 61.98 | 50.48 | 42.06 | e | 38.74 | 52.11 | |||||||||||
| 1899 | 39.47 | 38.43 | 43.34 | 48.85 | 51.00 | 61.38 | 69.02 | 62.84 | 64.60 | 49.94 | 49.75 | 38.71 | 51.44 | |||||||||||||
| 1900 | 43.47 | 41.89 | 50.65 | 49.33 | 56.38 | c | 64.90 | 68.55 | 64.68 | 58.85 | 51.06 | 47.58 | 41.39 | 53.23 | ||||||||||||
| 1901 | 36.50 | 41.41 | 44.89 | 47.13 | 56.21 | 59.97 | 66.45 | a | 72.28 | a | 59.25 | 56.74 | 46.57 | 38.52 | 52.16 | |||||||||||
| 1902 | 37.85 | 44.75 | 43.15 | 48.55 | 54.35 | 60.97 | 65.24 | 68.13 | 62.63 | 54.48 | 42.83 | d | 39.18 | 51.84 | ||||||||||||
| 1903 | 38.29 | 36.52 | 44.69 | 47.48 | 57.02 | 63.37 | 64.82 | 66.24 | 60.27 | 56.21 | 46.63 | 38.61 | 51.68 | |||||||||||||
| 1904 | 36.66 | 40.33 | 42.76 | 51.50 | 58.39 | 63.03 | 68.03 | 69.84 | 62.88 | 55.05 | 49.47 | 38.68 | 53.05 | |||||||||||||
| 1905 | 42.05 | 45.21 | 49.23 | 51.82 | 53.44 | 61.07 | 73.50 | 69.03 | 62.72 | 53.11 | 44.60 | 39.37 | 53.76 | |||||||||||||
| 1906 | 38.98 | 46.41 | 44.44 | 53.32 | 55.10 | 59.52 | 76.02 | 71.24 | 65.26 | m | 55.11 | 44.70 | 42.32 | 53.38 | ||||||||||||
| 1907 | 37.55 | 48.02 | 41.71 | 52.72 | 57.08 | 61.45 | 70.18 | 65.69 | 60.62 | 59.15 | 44.55 | 42.98 | 53.47 | |||||||||||||
| 1908 | 41.90 | a | 41.48 | 44.06 | 52.47 | 50.71 | 60.80 | 74.37 | 70.00 | 63.45 | 52.73 | 47.62 | 38.90 | 53.21 | ||||||||||||
| 1909 | 40.48 | 41.48 | 45.18 | 50.67 | 54.25 | c | 63.13 | 66.27 | 68.94 | 64.28 | 54.37 | 45.08 | 37.58 | 52.64 | ||||||||||||
| 1910 | 36.90 | 40.04 | 50.21 | 55.43 | 61.10 | 61.22 | 72.68 | 68.39 | 60.60 | 55.18 | 44.20 | 39.21 | 53.76 | |||||||||||||
| 1911 | 34.94 | 35.93 | 49.55 | 49.33 | 53.74 | 61.80 | 73.31 | 68.11 | 56.98 | 53.11 | 42.97 | 35.34 | 51.26 | |||||||||||||
| 1912 | 40.50 | 44.66 | 42.50 | 46.12 | a | 55.29 | 62.12 | 68.16 | 67.03 | 60.95 | 49.73 | 45.04 | f | 37.03 | 52.19 | |||||||||||
| 1913 | 32.05 | 39.50 | 44.02 | 47.53 | a | 56.56 | 60.28 | 65.68 | 68.52 | 62.08 | 51.90 | 45.13 | 38.18 | 50.95 | ||||||||||||
| 1914 | 41.94 | 42.79 | 50.03 | 51.08 | 58.35 | 60.58 | 69.89 | 65.98 | 57.60 | 52.74 | 42.10 | 33.89 | 52.25 | |||||||||||||
| 1915 | 40.98 | 42.23 | 48.56 | 52.58 | 53.02 | 61.52 | 67.74 | 70.68 | 59.63 | 53.19 | 42.90 | a | 39.76 | 52.73 | ||||||||||||
| 1916 | 32.56 | 46.71 | 46.82 | 50.57 | b | 52.06 | 61.73 | 63.79 | 67.32 | 61.63 | 50.81 | 42.05 | 33.00 | 50.76 | ||||||||||||
| 1917 | 34.13 | 37.45 | 38.05 | 47.87 | 52.71 | 62.17 | 71.58 | 69.71 | 62.97 | 56.44 | 46.87 | 40.45 | 51.70 | |||||||||||||
| 1918 | 40.11 | 41.09 | 45.58 | 51.85 | 54.00 | 68.38 | 67.94 | 67.31 | 65.65 | 54.16 | 41.28 | 36.61 | 52.83 | |||||||||||||
| 1919 | 40.47 | 39.32 | 44.74 | 51.88 | 57.26 | 61.25 | 71.39 | 69.60 | 60.87 | 48.35 | 39.72 | 35.27 | 51.68 | |||||||||||||
| 1920 | 38.68 | 40.79 | 43.11 | 47.42 | 54.89 | 62.35 | 68.29 | 71.11 | 60.97 | 50.26 | 44.90 | 40.40 | 51.93 | |||||||||||||
| 1921 | 37.47 | 41.82 | 47.18 | 49.23 | 54.40 | 64.18 | 68.24 | 68.50 | 59.80 | 56.16 | 48.08 | 37.87 | 52.75 | |||||||||||||
| 1922 | 33.13 | 38.25 | 42.87 | 46.55 | 57.10 | 65.00 | 71.94 | 67.10 | 64.65 | 53.58 | 41.48 | 37.37 | 51.58 | |||||||||||||
| 1923 | 37.58 | 40.55 | 45.32 | 50.10 | 56.66 | 60.62 | 69.77 | 69.58 | 64.72 | 51.61 | 46.52 | 36.11 | 52.43 | |||||||||||||
| 1924 | 38.16 | 43.86 | 42.27 | 52.95 | 62.05 | 65.18 | 69.84 | 68.73 | 64.43 | 53.23 | 45.25 | 35.05 | 53.42 | |||||||||||||
| 1925 | 40.66 | c | 44.68 | c | 47.09 | d | 52.96 | g | 59.06 | 63.82 | e | 71.62 | c | 67.94 | 56.80 | 51.63 | 44.03 | 38.08 | 53.22 | |||||||
| 1926 | 38.69 | 46.36 | 50.60 | 57.70 | 58.06 | 67.95 | 70.90 | 68.87 | 60.02 | 56.37 | 49.22 | 37.92 | 55.22 | |||||||||||||
| 1927 | 40.97 | 43.07 | 44.02 | 49.07 | 55.50 | j | 64.18 | 69.50 | 68.61 | 59.12 | 53.52 | 47.07 | 35.98 | a | 52.28 | |||||||||||
| 1928 | 40.68 | 44.62 | h | 48.31 | 49.36 | b | 60.66 | 61.96 | e | 68.94 | 67.65 | 63.05 | 51.52 | 44.65 | 36.87 | 53.97 | ||||||||||
| 1929 | 35.32 | 38.46 | 45.21 | 46.43 | 57.16 | 61.43 | 68.74 | 69.06 | 60.88 | 54.42 | 45.05 | 41.76 | 52.00 | |||||||||||||
| 1930 | 32.79 | 44.82 | 49.05 | 53.25 | 53.84 | 61.83 | 68.68 | 69.03 | 61.52 | 53.05 | 44.07 | 37.87 | 52.48 | |||||||||||||
| 1931 | 41.02 | 43.98 | 47.84 | 53.88 | 62.89 | 62.57 | 72.10 | 69.61 | 61.47 | 53.24 | 40.65 | 38.92 | 54.01 | |||||||||||||
| 1932 | 35.63 | 40.59 | 47.63 | 48.95 | 54.95 | 64.52 | 65.84 | 66.95 | 65.42 | 53.40 | 45.95 | 34.97 | 52.07 | |||||||||||||
| 1933 | 33.85 | 37.14 | 45.81 | 51.58 | 51.21 | 62.35 | 70.05 | 70.31 | 58.63 | 56.71 | 43.52 | 41.42 | 51.88 | |||||||||||||
| 1934 | 41.77 | 46.50 | 54.35 | 55.97 | 60.45 | 62.80 | 68.76 | 70.98 | 63.03 | 54.31 | 46.48 | 40.84 | 55.52 | |||||||||||||
| 1935 | 37.10 | 44.80 | 41.85 | 50.37 | 56.18 | 63.57 | 67.48 | 69.48 | 65.67 | 50.84 | 39.37 | 40.32 | 52.25 | |||||||||||||
| 1936 | 40.19 | 41.64 | 45.63 | 53.45 | 58.95 | 63.32 | 68.05 | 68.69 | 62.73 | 57.06 | 44.78 | 36.77 | 53.44 | |||||||||||||
| 1937 | 27.98 | 38.79 | 46.71 | 48.98 | 58.02 | 63.98 | 70.08 | 67.00 | 61.83 | 54.29 | 46.91 | a | 39.77 | 52.03 | ||||||||||||
| 1938 | 37.45 | 40.62 | 43.27 | 51.23 | 58.06 | 65.50 | 73.06 | 66.94 | 65.12 | 54.13 | 41.37 | 39.39 | 53.01 | |||||||||||||
| 1939 | 36.90 | 37.98 | 47.97 | 54.90 | 58.10 | 61.78 | 71.10 | 71.60 | 63.97 | 53.53 | 46.52 | 43.48 | 53.99 | |||||||||||||
| 1940 | 43.02 | 43.66 | 48.89 | 52.53 | 60.97 | 67.80 | 68.71 | 71.53 | 62.10 | 54.82 | 43.52 | 41.16 | 54.89 | |||||||||||||
| 1941 | 43.82 | 48.09 | 50.40 | 51.45 | 58.00 | 61.60 | 71.77 | 67.35 | 58.70 | 51.47 | 47.00 | 39.63 | 54.11 | |||||||||||||
| 1942 | 41.45 | 40.77 | 45.55 | 51.20 | 54.32 | 61.33 | 71.18 | 71.82 | 65.55 | 56.52 | 45.32 | 39.37 | 53.70 | |||||||||||||
| 1943 | 35.34 | 47.12 | 47.90 | 53.88 | 55.98 | 60.00 | 70.05 | 66.76 | 69.72 | 54.26 | 46.50 | 39.31 | 53.90 | |||||||||||||
| 1944 | 39.97 | 40.66 | 45.63 | 48.78 | 57.84 | 61.27 | 69.65 | 68.76 | 65.78 | 58.13 | 43.08 | 42.00 | 53.46 | |||||||||||||
| 1945 | 40.06 | 42.98 | 43.26 | 49.83 | 57.61 | 63.05 | 71.71 | 70.81 | 63.47 | 56.11 | 44.48 | 40.21 | 53.63 | |||||||||||||
| 1946 | 37.37 | 41.95 | 43.98 | a | 50.78 | 58.48 | 59.47 | 69.10 | 70.61 | 62.07 | 48.11 | 42.38 | 40.17 | a | 52.04 | |||||||||||
| 1947 | 35.84 | 44.59 | 48.31 | 52.38 | 60.13 | 59.40 | 65.81 | 65.50 | 65.05 | 54.32 | 42.62 | 38.47 | 52.70 | |||||||||||||
| 1948 | 38.89 | 37.31 | 41.65 | 44.35 | 51.90 | 62.25 | 64.88 | a | 65.03 | 61.41 | a | 54.35 | 41.45 | 34.72 | a | 49.85 | ||||||||||
| 1949 | 30.02 | 37.95 | 44.65 | 53.80 | 57.28 | a | 62.52 | 67.45 | c | 65.97 | b | 62.68 | 47.98 | a | 44.61 | b | 35.85 | d | 50.90 | |||||||
| 1950 | 31.85 | a | 38.83 | a | 42.66 | 48.05 | 54.58 | a | 61.28 | 68.95 | 68.92 | 61.20 | 51.73 | 46.20 | 43.42 | 51.47 | ||||||||||
| 1951 | 36.97 | 41.21 | 41.53 | 53.50 | 54.73 | 64.35 | 68.81 | 66.58 | 63.66 | a | 49.77 | 43.64 | a | 34.16 | 51.58 | |||||||||||
| 1952 | 34.27 | 38.41 | 40.58 | 51.08 | 55.55 | 58.19 | a | 70.73 | 67.52 | 64.28 | 56.11 | 37.78 | 37.31 | 50.98 | ||||||||||||
| 1953 | 40.94 | 40.34 | 42.73 | 47.92 | 50.48 | 56.28 | 66.90 | 66.24 | 64.13 | 49.98 | 47.90 | 38.35 | 51.02 | |||||||||||||
| 1954 | 37.82 | 43.41 | 42.73 | 50.93 | 57.42 | 57.93 | 67.12 | a | 63.32 | a | 57.93 | 51.30 | a | 45.10 | 38.84 | 51.15 | ||||||||||
| 1955 | 35.55 | 36.55 | 42.53 | 44.20 | 53.39 | 63.05 | a | 65.16 | 68.08 | 59.92 | 52.89 | 42.08 | 40.69 | 50.34 | ||||||||||||
| 1956 | 40.47 | 36.26 | 42.34 | 50.67 | 56.39 | 59.53 | 69.60 | 65.56 | 60.32 | 48.90 | 39.95 | 33.69 | 50.31 | |||||||||||||
| 1957 | 32.66 | 42.66 | 44.68 | 49.10 | a | 56.94 | 63.87 | 66.13 | 64.08 | a | 63.90 | 48.74 | 39.48 | 37.79 | 50.84 | |||||||||||
| 1958 | 39.23 | 46.73 | 41.74 | 49.02 | 60.03 | 63.55 | 71.31 | 71.79 | 60.40 | 55.56 | 44.38 | 42.39 | 53.84 | |||||||||||||
| 1959 | 40.30 | a | 39.41 | 44.06 | 51.20 | 52.26 | 63.03 | 71.23 | 66.29 | 58.86 | a | 53.18 | 42.33 | a | 34.34 | 51.37 | ||||||||||
| 1960 | 38.21 | 40.55 | 46.74 | 48.47 | 52.87 | 64.57 | 71.55 | a | 65.81 | 62.87 | 52.16 | 43.27 | 38.24 | 52.11 | ||||||||||||
| 1961 | 40.65 | 43.09 | 43.81 | 48.32 | 53.21 | 66.02 | 69.29 | 70.98 | 57.65 | 50.48 | 40.95 | 34.92 | 51.61 | |||||||||||||
| 1962 | 32.82 | 39.93 | 42.50 | 51.67 | 52.44 | 61.07 | 68.26 | 66.11 | 62.53 | 50.81 | 44.18 | 38.97 | 50.94 | |||||||||||||
| 1963 | 33.76 | 47.55 | 44.66 | 45.47 | 56.61 | 60.68 | 64.15 | 66.87 | 65.60 | 51.89 | 43.02 | 38.05 | 51.53 | |||||||||||||
| 1964 | 35.84 | 38.14 | 41.52 | 45.90 | 52.42 | 60.25 | 67.50 | ----- | z | 59.77 | 55.69 | 41.30 | 39.92 | 48.93 | ||||||||||||
| 1965 | 37.24 | 39.86 | 46.18 | 50.43 | 53.61 | 60.83 | 69.65 | 67.58 | 60.27 | 55.56 | 46.68 | 34.76 | 51.89 | |||||||||||||
| 1966 | 37.48 | 40.52 | 46.85 | 52.33 | 58.34 | 62.47 | 66.61 | 69.26 | 63.67 | 53.15 | 45.80 | 39.56 | 53.00 | |||||||||||||
| 1967 | 38.56 | 40.23 | 42.77 | 43.05 | 56.68 | 65.70 | 72.16 | 74.66 | 66.85 | 51.92 | 45.18 | 34.55 | 52.69 | |||||||||||||
| 1968 | ----- | z | 48.05 | 47.55 | 48.35 | 55.84 | 65.10 | 72.29 | 67.53 | 63.85 | 52.42 | 44.12 | 37.52 | 54.78 | ||||||||||||
| 1969 | 34.44 | 40.02 | 45.40 | 49.52 | 60.65 | 65.23 | 69.08 | 67.39 | 63.60 | 50.02 | 43.10 | 40.42 | 52.40 | |||||||||||||
| 1970 | 43.35 | 44.09 | 45.85 | 44.65 | 57.06 | 67.28 | 72.52 | 70.47 | 60.60 | 53.03 | 47.88 | 37.11 | 53.66 | |||||||||||||
| 1971 | 35.81 | 39.46 | 43.02 | 47.42 | 54.77 | 61.15 | 70.68 | 71.34 | 60.48 | 49.81 | 42.12 | 35.00 | 50.92 | |||||||||||||
| 1972 | 35.10 | 42.50 | 48.42 | 46.65 | 57.89 | 64.52 | 72.50 | 70.56 | 60.38 | 51.66 | 43.85 | 33.40 | 52.29 | |||||||||||||
| 1973 | 38.82 | 44.43 | 42.55 | 49.62 | 59.85 | 64.67 | 71.95 | 68.08 | 63.50 | 50.98 | 44.10 | 43.08 | 53.47 | |||||||||||||
| 1974 | 37.24 | 39.59 | 44.71 | 48.12 | 54.48 | 66.17 | 68.98 | 70.66 | 67.85 | 53.50 | 44.08 | 38.69 | 52.84 | |||||||||||||
| 1975 | 34.87 | 41.41 | 41.94 | 43.50 | 55.97 | 62.10 | 69.50 | a | 65.90 | 65.98 | 51.31 | 41.02 | 37.98 | 50.96 | ||||||||||||
| 1976 | 39.15 | 40.64 | 41.88 | a | 47.02 | 56.82 | 60.22 | 69.66 | 65.27 | 64.12 | 53.84 | 44.60 | 32.56 | 51.31 | ||||||||||||
| 1977 | 35.05 | 45.25 | 42.84 | 52.83 | 51.13 | 67.43 | 69.35 | 73.08 | 61.90 | 52.48 | 43.12 | 42.34 | 53.07 | |||||||||||||
| 1978 | 43.87 | 44.18 | 49.44 | 47.40 | a | 55.16 | 64.98 | 70.56 | 68.58 | 57.87 | 55.77 | 39.22 | 33.73 | 52.56 | ||||||||||||
| 1979 | 37.10 | 41.62 | 48.58 | 49.65 | 57.82 | 63.87 | 69.87 | 66.73 | 66.05 | 57.06 | 42.05 | b | 41.32 | 53.48 | ||||||||||||
| 1980 | 39.68 | 46.02 | 43.37 | 50.73 | 54.77 | 58.90 | 70.10 | 66.06 | 63.32 | 54.97 | 43.72 | 39.82 | 52.62 | |||||||||||||
| 1981 | 42.53 | 42.09 | 45.77 | 51.10 | 55.61 | 63.40 | 69.02 | a | 72.00 | 64.30 | 51.13 | 45.25 | 42.39 | 53.72 | ||||||||||||
| 1982 | 34.06 | 41.27 | 43.21 | 48.08 | 56.90 | 64.75 | 68.87 | 69.00 | 60.50 | 53.66 | 42.10 | 39.63 | 51.84 | |||||||||||||
| 1983 | 40.52 | 45.20 | 47.71 | 47.50 | 57.73 | 60.62 | 64.31 | 67.60 | 58.22 | 51.55 | 44.12 | 39.90 | 52.08 | |||||||||||||
| 1984 | 38.11 | 42.12 | 46.40 | a | 47.60 | 55.63 | 60.16 | a | 69.65 | 65.94 | 60.07 | 48.85 | 42.40 | 35.40 | 51.03 | |||||||||||
| 1985 | 37.98 | 40.00 | 41.97 | 53.26 | a | 54.27 | 63.95 | 71.74 | 66.50 | 57.33 | 50.92 | 37.22 | 37.68 | 51.07 | ||||||||||||
| 1986 | 44.92 | 45.71 | 49.10 | 50.05 | 55.73 | 66.97 | 65.76 | 71.87 | 57.53 | 53.81 | 43.78 | 37.76 | 53.58 | |||||||||||||
| 1987 | 37.55 | 42.66 | 45.19 | 53.78 | 58.61 | 65.90 | 65.69 | 68.92 | 61.60 | 57.16 | 44.93 | 39.44 | 53.45 | |||||||||||||
| 1988 | 38.67 | b | 42.21 | 44.85 | 50.92 | 53.53 | 61.27 | 70.71 | 68.34 | 62.22 | 57.71 | 43.53 | 38.15 | 52.68 | ||||||||||||
| 1989 | 36.08 | 36.11 | 45.13 | a | 54.12 | 55.34 | 63.63 | 66.00 | 66.45 | 61.88 | 51.81 | 42.13 | 36.03 | 51.23 | ||||||||||||
| 1990 | 39.40 | 39.11 | 46.31 | 54.65 | 54.60 | 61.80 | 71.31 | 68.68 | 64.83 | 51.90 | 40.33 | 31.00 | 51.99 | |||||||||||||
| 1991 | 36.31 | 46.07 | 43.31 | 46.98 | 51.92 | 59.18 | 69.48 | 69.53 | 65.77 | 56.50 | 46.77 | 37.94 | 52.48 | |||||||||||||
| 1992 | 40.76 | 48.14 | 49.39 | 53.68 | 61.90 | 66.28 | 70.52 | 70.71 | 62.03 | 55.24 | 44.57 | 37.73 | 55.08 | |||||||||||||
| 1993 | 38.05 | 40.80 | 49.85 | 50.12 | 59.00 | 62.18 | 62.74 | 65.84 | 63.78 | 56.06 | 39.47 | 39.82 | 52.31 | |||||||||||||
| 1994 | 39.95 | 40.75 | 47.05 | 51.13 | 57.97 | 62.12 | 71.53 | 67.56 | 64.60 | 50.23 | 36.70 | b | 39.29 | 52.41 | ||||||||||||
| 1995 | 45.89 | 45.71 | 45.53 | 48.13 | 56.56 | 61.00 | 68.39 | 65.37 | 65.23 | 52.10 | 47.15 | 43.60 | 53.72 | |||||||||||||
| 1996 | 40.10 | 46.26 | 46.63 | 50.70 | 54.81 | 61.45 | 72.71 | 70.06 | 59.40 | a | 51.95 | 44.90 | a | 41.74 | b | 53.39 | ||||||||||
| 1997 | 39.80 | a | 41.54 | 47.35 | 49.79 | b | 60.45 | ----- | z | 68.55 | 69.89 | 62.25 | 51.89 | 46.68 | 37.23 | 52.31 | ||||||||||
| 1998 | 43.18 | 43.54 | 45.98 | 48.53 | 52.56 | 62.70 | 73.03 | 70.65 | 65.43 | 50.79 | 44.02 | 35.29 | 52.98 | |||||||||||||
| 1999 | 38.31 | 40.38 | 43.60 | 47.65 | 53.56 | 61.68 | 67.50 | 68.05 | 61.75 | 52.66 | 48.10 | 37.65 | a | 51.74 | ||||||||||||
| 2000 | 39.00 | a | 45.38 | 42.50 | ----- | z | 56.25 | a | 64.35 | 67.40 | 68.73 | 61.62 | a | 52.08 | 38.40 | 37.47 | 52.11 | |||||||||
| 2001 | 38.84 | 39.18 | 46.45 | a | 46.97 | 60.40 | 61.93 | a | 68.63 | 69.74 | 63.63 | 52.74 | 45.70 | 39.60 | a | 52.82 | ||||||||||
| 2002 | 37.61 | 42.61 | 43.23 | 50.67 | 54.40 | 63.90 | 70.63 | 66.05 | 61.65 | 49.48 | 44.53 | 40.24 | 52.08 | |||||||||||||
| 2003 | 44.00 | 41.14 | 45.87 | 46.27 | 55.00 | 65.20 | 72.02 | 69.39 | 64.15 | 54.85 | 42.07 | 42.37 | 53.53 | |||||||||||||
| 2004 | 40.03 | 42.71 | 48.97 | 51.53 | 56.06 | 63.82 | 71.63 | 70.55 | 60.67 | 52.94 | 40.72 | 39.58 | 53.27 | |||||||||||||
| 2005 | 37.32 | 43.02 | c | 47.53 | 49.15 | 56.48 | 60.42 | 71.90 | 71.40 | 59.58 | 52.50 | 42.00 | 39.35 | 52.56 | ||||||||||||
| 2006 | 41.53 | 41.32 | 42.13 | 49.70 | 58.69 | 65.33 | 71.94 | 67.45 | 61.77 | 52.02 | 44.20 | 38.69 | 52.90 | |||||||||||||
| 2007 | 33.66 | 41.05 | 46.82 | 49.20 | 56.74 | 62.77 | 71.11 | 67.39 | 60.28 | 49.79 | 43.60 | 36.50 | 51.58 | |||||||||||||
| 2008 | 37.37 | 40.19 | 42.05 | 46.48 | 57.23 | 61.10 | 69.44 | 69.16 | 62.83 | 52.73 | 44.50 | 34.98 | 51.50 | |||||||||||||
| 2009 | 37.02 | 42.30 | 42.45 | 48.30 | 57.74 | 63.52 | 71.69 | 68.32 | 64.17 | 48.89 | 40.53 | 32.81 | 51.48 | |||||||||||||
| 2010 | 44.06 | 42.29 | 43.00 | 45.55 | 49.85 | 58.55 | 68.71 | 66.34 | 59.95 | 51.92 | 40.58 | 40.73 | 50.96 | |||||||||||||
| 2011 | 35.52 | 37.34 | 43.47 | 43.83 | 49.42 | 58.80 | 64.31 | 68.50 | 64.57 | 52.24 | 43.52 | 33.94 | 49.62 | |||||||||||||
| 2012 | 38.16 | 40.27 | a | 42.47 | 50.00 | 55.63 | 59.87 | 67.53 | 69.13 | 64.02 | 52.97 | 45.30 | 38.11 | 51.95 | ||||||||||||
| 2013 | 35.48 | 38.80 | 44.77 | 52.00 | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 39.50 | z | 39.69 | ||||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 38.15 | 41.87 | 45.14 | 49.79 | 56.02 | 62.50 | 69.27 | 68.46 | 62.08 | 52.98 | 43.79 | 38.28 | 52.37 | |||||||||||||
| S.D. | 3.23 | 2.98 | 2.79 | 2.87 | 2.80 | 2.32 | 2.51 | 2.15 | 2.55 | 2.40 | 2.61 | 2.66 | 1.13 | |||||||||||||
| SKEW | -0.22 | 0.15 | 0.37 | -0.02 | 0.04 | 0.24 | -0.22 | 0.02 | 0.07 | 0.11 | -0.25 | -0.25 | 0.39 | |||||||||||||
| MAX | 45.89 | 48.14 | 54.35 | 57.70 | 62.89 | 68.38 | 76.02 | 74.66 | 69.72 | 59.15 | 49.75 | 43.60 | 55.52 | |||||||||||||
| MIN | 27.98 | 35.93 | 38.05 | 43.05 | 49.42 | 56.28 | 62.74 | 62.84 | 56.80 | 47.98 | 36.70 | 31.00 | 49.62 | |||||||||||||
| NO YRS | 119 | 119 | 121 | 118 | 119 | 119 | 121 | 119 | 120 | 121 | 120 | 120 | 110 | |||||||||||||