| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1901 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 15.00 | z | 9999.00 | |
| 1902 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1903 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1905 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1906 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1907 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1910 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1911 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1912 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1913 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1915 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1916 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1917 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1919 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1929 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1930 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1931 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1932 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1934 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1935 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1936 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 44.87 | o | 36.58 | 28.07 | 19.58 | 28.08 | ||||
| 1952 | 17.45 | 21.93 | 26.29 | 35.43 | 42.06 | 46.30 | 50.61 | 51.39 | 46.73 | 39.06 | 24.27 | 25.68 | 35.60 | |||||||||||||
| 1953 | 32.94 | 26.86 | 29.52 | 33.47 | 37.13 | 43.57 | 50.87 | 50.87 | 45.37 | 37.90 | 28.23 | 28.13 | 37.07 | |||||||||||||
| 1954 | 21.68 | 29.79 | 25.94 | 33.60 | 40.94 | 43.50 | 50.39 | 47.74 | 42.27 | 32.74 | 32.60 | 21.90 | 35.26 | |||||||||||||
| 1955 | 19.42 | 17.75 | 17.84 | 29.90 | 36.48 | 46.47 | 49.68 | 49.87 | a | 43.07 | 36.74 | 21.10 | 20.68 | 32.42 | ||||||||||||
| 1956 | 21.29 | 15.48 | 24.26 | 35.43 | 43.32 | 45.13 | 53.61 | 49.52 | 43.80 | 35.45 | 26.13 | 25.68 | 34.93 | |||||||||||||
| 1957 | 8.29 | 21.29 | 30.71 | 34.50 | 45.39 | c | 47.53 | 50.26 | 49.55 | 45.00 | 37.26 | 26.57 | 27.97 | 35.36 | ||||||||||||
| 1958 | 26.61 | 32.86 | 27.35 | 33.87 | 45.97 | 49.30 | 52.87 | 53.52 | 42.17 | ----- | z | 28.50 | 30.32 | 38.49 | ||||||||||||
| 1959 | 23.48 | 25.07 | 28.87 | 34.07 | 37.19 | 47.07 | 50.71 | 48.52 | 43.40 | 34.37 | a | 22.90 | 23.23 | 34.91 | ||||||||||||
| 1960 | 14.87 | 22.52 | 27.84 | 33.80 | 37.19 | 43.43 | 50.13 | 45.74 | 42.10 | 34.94 | 27.53 | 20.30 | a | 33.37 | ||||||||||||
| 1961 | 23.74 | 31.39 | 29.77 | 32.93 | 39.06 | 47.70 | 49.23 | 52.39 | 38.13 | 33.32 | 23.77 | 21.32 | 35.23 | |||||||||||||
| 1962 | 18.19 | 23.93 | 26.90 | 34.33 | 37.97 | 40.96 | b | 44.23 | 46.30 | a | 40.60 | 37.06 | 30.83 | 26.87 | 34.02 | |||||||||||
| 1963 | 10.19 | 29.71 | 28.77 | 32.40 | 38.74 | 46.17 | 46.42 | 47.58 | 47.50 | 38.97 | 29.17 | 23.97 | 34.97 | |||||||||||||
| 1964 | 23.03 | 22.28 | 25.55 | 30.50 | 37.03 | 44.90 | 48.45 | 45.90 | 38.67 | 35.68 | 28.30 | 18.71 | 33.25 | |||||||||||||
| 1965 | 23.16 | 26.00 | 22.94 | 34.77 | 37.16 | 42.77 | 47.55 | 49.00 | 37.43 | 38.03 | 31.93 | 25.00 | 34.64 | |||||||||||||
| 1966 | 23.74 | 20.82 | 24.45 | 31.93 | 37.67 | a | 42.13 | 46.03 | 47.52 | 46.30 | 34.35 | 30.40 | 27.42 | 34.40 | ||||||||||||
| 1967 | 27.29 | 27.43 | 26.90 | 29.70 | 37.97 | 45.83 | 49.74 | 49.87 | 46.03 | 37.32 | 29.13 | 21.58 | 35.73 | |||||||||||||
| 1968 | 21.13 | 29.93 | 31.00 | 30.00 | 36.90 | 45.60 | 46.68 | 47.87 | 42.90 | 34.03 | 29.10 | 17.81 | 34.41 | |||||||||||||
| 1969 | 14.65 | 19.75 | 24.61 | 34.27 | 39.97 | 47.07 | 46.00 | 44.87 | 43.30 | 32.39 | 29.13 | 24.71 | 33.39 | |||||||||||||
| 1970 | 22.68 | 29.57 | 26.29 | 29.77 | 39.03 | 49.23 | 50.94 | 46.97 | 38.70 | 33.42 | 27.80 | 19.23 | 34.47 | |||||||||||||
| 1971 | 24.68 | 25.39 | 25.58 | 30.97 | 39.13 | 43.43 | 47.87 | 50.58 | 37.10 | 31.19 | 28.80 | 21.26 | 33.83 | |||||||||||||
| 1972 | 17.81 | 24.45 | 31.39 | 30.50 | 40.58 | 46.33 | 48.71 | 50.00 | 38.37 | 33.84 | 30.17 | 16.16 | 34.02 | |||||||||||||
| 1973 | 18.06 | 23.50 | 29.39 | 31.10 | 37.55 | 43.63 | 47.39 | 48.32 | 42.67 | 34.65 | 25.67 | 28.13 | 34.17 | |||||||||||||
| 1974 | 17.26 | 27.39 | 28.13 | 34.33 | 37.16 | 47.03 | 49.23 | 48.13 | 40.93 | 34.00 | 30.87 | 25.42 | 34.99 | |||||||||||||
| 1975 | 20.58 | 20.75 | 27.35 | 30.03 | 37.65 | 42.83 | 53.81 | 46.68 | 39.53 | 36.45 | 25.40 | 25.81 | 33.91 | |||||||||||||
| 1976 | 23.29 | 25.07 | 25.35 | 31.83 | 37.84 | 42.13 | 49.58 | 47.97 | 43.83 | 33.52 | 29.80 | 23.06 | 34.44 | |||||||||||||
| 1977 | 16.65 | 27.18 | 27.13 | 33.70 | 37.23 | 47.57 | 47.26 | 50.29 | 43.10 | 35.16 | 26.67 | 24.23 | 34.68 | |||||||||||||
| 1978 | 26.13 | 29.29 | 32.97 | 34.13 | 38.26 | 44.93 | 49.61 | 48.48 | 43.13 | 32.03 | 22.87 | 14.16 | 34.67 | |||||||||||||
| 1979 | 6.06 | 23.79 | 29.13 | 33.97 | 40.65 | 43.83 | 48.55 | 49.81 | 43.73 | 37.03 | 24.37 | 28.45 | 34.11 | |||||||||||||
| 1980 | 16.94 | 29.07 | 28.13 | 37.43 | 40.42 | 44.17 | 49.10 | 43.61 | 43.90 | 35.48 | 30.20 | 29.26 | 35.64 | |||||||||||||
| 1981 | 28.77 | 26.39 | 29.52 | 34.90 | 40.32 | 44.00 | 45.10 | 49.06 | 41.93 | 34.19 | 31.57 | 25.16 | 35.91 | |||||||||||||
| 1982 | 19.52 | 20.18 | 29.77 | 30.30 | 37.61 | 47.57 | 49.29 | 50.16 | 41.67 | 34.90 | 25.57 | 23.29 | 34.15 | |||||||||||||
| 1983 | 29.03 | 30.14 | 32.81 | 30.53 | 39.35 | 44.17 | 48.35 | 53.10 | 39.20 | 36.23 | 31.37 | 12.16 | 35.54 | |||||||||||||
| 1984 | 22.42 | 26.86 | 31.74 | 32.23 | 37.84 | 44.07 | 48.42 | 51.10 | 40.63 | 31.35 | 28.70 | 16.23 | 34.30 | |||||||||||||
| 1985 | 16.74 | 17.68 | 25.23 | 35.00 | 40.45 | 44.63 | 51.71 | 46.84 | 39.97 | 33.55 | 16.33 | 11.68 | 31.65 | |||||||||||||
| 1986 | 26.74 | 25.61 | 34.03 | 32.23 | 41.00 | 47.87 | 45.19 | 52.19 | 40.90 | 35.52 | 27.43 | 22.48 | 35.93 | |||||||||||||
| 1987 | 20.52 | 28.11 | 31.45 | 38.13 | 42.97 | 46.40 | 50.03 | 45.71 | 42.30 | 31.97 | 29.93 | 23.06 | 35.88 | |||||||||||||
| 1988 | 19.48 | 26.69 | 28.42 | 36.20 | 39.65 | 47.03 | 48.19 | 46.90 | 41.33 | 40.16 | 29.23 | 21.90 | 35.43 | |||||||||||||
| 1989 | 21.90 | 14.07 | 28.65 | 35.97 | 38.61 | 46.00 | 48.26 | 47.81 | 41.60 | 35.52 | 32.13 | 25.94 | 34.70 | |||||||||||||
| 1990 | 27.45 | 22.07 | 29.00 | 36.07 | 38.84 | 45.00 | 51.23 | 51.55 | 45.63 | 34.81 | 31.13 | 13.26 | 35.50 | |||||||||||||
| 1991 | 20.00 | 31.64 | 28.10 | 33.07 | 38.16 | 42.77 | 49.52 | 51.55 | 42.53 | 33.06 | 27.60 | 26.29 | 35.36 | |||||||||||||
| 1992 | 26.00 | 31.00 | 32.06 | 36.17 | 39.29 | 46.57 | 48.32 | 47.84 | 41.53 | 36.52 | 27.80 | 20.16 | 36.11 | |||||||||||||
| 1993 | 15.97 | 18.25 | 31.23 | 34.93 | 43.97 | 44.87 | 45.03 | 45.68 | 39.60 | 36.48 | 21.53 | 25.97 | 33.63 | |||||||||||||
| 1994 | 29.26 | 21.61 | 27.39 | 36.17 | 40.71 | 41.80 | 49.00 | 47.68 | 43.40 | 34.65 | 25.37 | 22.35 | 34.95 | |||||||||||||
| 1995 | 24.55 | 28.32 | 28.55 | 33.30 | 40.58 | 44.70 | 49.00 | 44.39 | 42.60 | 32.74 | 31.60 | 23.39 | 35.31 | |||||||||||||
| 1996 | 20.19 | 19.55 | 28.45 | 34.13 | 37.55 | 43.00 | 48.26 | 47.29 | 40.37 | 33.81 | ----- | z | ----- | z | 35.26 | |||||||||||
| 1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1998 | 23.52 | 28.07 | 29.03 | 33.10 | 40.58 | 44.47 | 53.23 | 48.84 | 47.60 | 33.94 | 31.93 | 21.42 | 36.31 | |||||||||||||
| 1999 | 26.19 | 25.07 | 26.77 | 30.43 | 35.71 | 42.60 | 45.06 | 50.65 | 38.83 | 34.23 | 32.33 | 25.23 | 34.43 | |||||||||||||
| 2000 | 23.71 | 28.38 | 28.39 | 34.63 | 39.71 | 42.63 | 45.61 | 45.70 | a | 40.93 | 34.00 | 20.10 | 18.87 | 33.56 | ||||||||||||
| 2001 | 21.06 | 20.54 | 28.06 | 32.03 | 38.32 | 41.87 | 49.77 | 48.13 | 43.43 | 33.71 | 30.80 | 21.00 | 34.06 | |||||||||||||
| 2002 | 23.19 | 21.43 | 24.23 | 31.33 | 36.61 | 44.17 | 49.10 | 45.42 | 40.77 | 27.68 | 28.00 | 25.68 | 33.13 | |||||||||||||
| 2003 | 28.74 | ----- | z | 30.26 | 32.20 | 37.84 | 44.17 | 50.52 | 49.48 | 43.10 | 35.48 | 22.90 | 23.81 | 36.23 | ||||||||||||
| 2004 | 19.16 | 23.59 | 29.55 | 32.73 | 38.87 | 43.47 | 48.26 | 49.48 | 41.27 | 35.00 | 27.67 | 25.32 | 34.53 | |||||||||||||
| 2005 | 23.61 | 21.11 | 27.90 | 31.90 | 39.71 | 41.80 | 47.39 | 46.26 | 37.83 | 35.68 | 24.60 | 17.45 | 32.94 | |||||||||||||
| 2006 | 26.45 | 17.54 | 28.55 | 32.07 | 39.71 | 46.43 | 49.19 | 45.10 | 41.20 | 29.26 | 27.80 | 21.97 | 33.77 | |||||||||||||
| 2007 | 14.81 | 25.18 | 31.00 | 33.60 | 37.52 | ----- | z | 51.14 | q | 46.55 | 38.17 | 33.84 | ----- | z | ----- | z | 32.58 | |||||||||
| 2008 | 16.84 | 26.59 | 25.26 | 27.07 | 38.48 | 42.60 | 44.23 | 47.35 | 41.57 | 32.71 | 31.40 | 16.87 | 32.58 | |||||||||||||
| 2009 | 18.10 | 24.75 | ----- | z | 32.10 | 37.55 | 44.20 | 47.81 | 50.13 | 41.83 | 31.29 | 27.37 | 15.90 | b | 33.73 | |||||||||||
| 2010 | 29.26 | 26.21 | 28.39 | 32.30 | 37.84 | 44.90 | 45.58 | 46.45 | ----- | z | ----- | z | ----- | z | ----- | z | 36.37 | |||||||||
| 2011 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 2012 | ----- | z | ----- | z | ----- | z | 34.53 | 35.61 | 41.77 | 47.87 | 44.81 | 39.17 | 31.61 | 30.60 | 23.87 | 36.65 | ||||||||||
| 2013 | 19.10 | 25.93 | 27.97 | 33.00 | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 24.33 | ||||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 21.42 | 24.70 | 28.14 | 33.09 | 39.06 | 44.76 | 48.69 | 48.34 | 41.91 | 34.60 | 27.77 | 22.40 | 34.57 | |||||||||||||
| S.D. | 5.24 | 4.29 | 2.75 | 2.18 | 2.17 | 2.01 | 2.24 | 2.30 | 2.52 | 2.32 | 3.44 | 4.35 | 1.07 | |||||||||||||
| SKEW | -0.49 | -0.34 | -0.73 | -0.15 | 1.19 | 0.27 | 0.05 | 0.17 | 0.22 | -0.23 | -0.98 | -0.59 | -0.28 | |||||||||||||
| MAX | 32.94 | 32.86 | 34.03 | 38.13 | 45.97 | 49.30 | 53.81 | 53.52 | 47.60 | 40.16 | 32.60 | 30.32 | 37.07 | |||||||||||||
| MIN | 6.06 | 14.07 | 17.84 | 27.07 | 35.61 | 40.96 | 44.23 | 43.61 | 37.10 | 27.68 | 16.33 | 11.68 | 31.65 | |||||||||||||
| NO YRS | 59 | 58 | 58 | 59 | 59 | 58 | 58 | 59 | 58 | 58 | 57 | 57 | 52 | |||||||||||||