YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1893 | ----- | z | ----- | z | ----- | z | 0.16 | 0.80 | 0.48 | 0.70 | 2.60 | 1.01 | 0.55 | ----- | z | ----- | z | ----- | z | |||||||
1894 | 0.02 | 0.70 | 0.00 | 0.80 | 4.00 | 1.20 | 1.00 | 0.60 | 3.56 | 0.05 | 0.35 | 0.22 | 4.00 | |||||||||||||
1895 | 0.25 | 0.10 | 1.00 | 0.83 | a | 2.16 | 0.82 | 4.48 | 1.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||||||
1896 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.10 | 1.05 | 0.40 | ----- | z | ----- | z | ----- | z | |||
1897 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.97 | 1.35 | 1.51 | w | 0.74 | 2.25 | 0.00 | 0.10 | a | ----- | z | |||||
1898 | 0.40 | a | 0.08 | 0.50 | 0.53 | 2.25 | 0.85 | 0.72 | x | 1.03 | 0.97 | b | 0.75 | 0.25 | a | 0.30 | ----- | z | ||||||||
1899 | ----- | z | 0.09 | e | 0.02 | 0.05 | 0.27 | 0.29 | 0.45 | 1.24 | 0.73 | 0.00 | 2.75 | 0.60 | ----- | z | ||||||||||
1900 | 0.05 | 0.28 | 0.25 | 4.00 | r | 1.10 | 1.00 | 0.65 | ----- | z | 1.40 | 0.40 | 0.00 | 0.10 | a | ----- | z | |||||||||
1901 | 0.25 | 0.13 | 0.40 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
1902 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1903 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1905 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1906 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1907 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1910 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1911 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1912 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1913 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1915 | ----- | z | ----- | z | 0.29 | 0.72 | 0.95 | 0.27 | 0.65 | 0.56 | 0.17 | 0.12 | 0.08 | 0.05 | ----- | z | ||||||||||
1916 | 0.35 | 0.00 | 0.10 | 0.70 | 0.32 | 0.33 | 0.50 | 1.30 | 0.34 | 0.70 | 0.15 | 0.30 | 1.30 | |||||||||||||
1917 | 0.40 | 0.60 | 0.25 | 1.30 | 0.88 | 0.47 | 0.25 | 0.78 | 1.00 | 0.10 | 0.75 | 0.00 | 1.30 | |||||||||||||
1918 | 0.60 | 0.90 | 0.37 | 0.80 | 1.10 | 1.25 | 0.85 | 0.90 | 1.25 | 0.50 | 0.20 | 0.10 | 1.25 | |||||||||||||
1919 | 0.10 | 0.50 | 1.00 | 0.95 | 0.40 | 0.90 | 1.60 | 0.00 | 2.25 | 0.50 | 0.70 | 0.00 | 2.25 | |||||||||||||
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.10 | 0.40 | ----- | z | ||
1922 | 0.25 | 0.90 | 0.60 | 0.95 | 0.80 | 0.50 | 0.98 | 0.50 | 0.12 | 0.26 | 0.58 | 0.25 | 0.98 | |||||||||||||
1923 | 0.00 | 0.50 | 0.25 | 1.10 | 1.30 | 2.30 | 1.58 | 0.60 | 0.98 | 1.50 | 0.75 | 0.75 | 2.30 | |||||||||||||
1924 | 0.30 | 0.40 | 0.90 | 0.25 | 0.80 | 0.00 | 0.65 | 0.98 | 0.25 | 0.80 | 0.00 | 0.80 | 0.98 | |||||||||||||
1925 | 0.50 | 0.25 | 0.60 | 0.25 | 0.75 | 0.60 | 1.72 | 3.00 | 2.10 | 0.30 | 1.10 | 0.80 | 3.00 | |||||||||||||
1926 | 0.40 | 0.60 | 1.20 | 0.60 | 0.65 | 1.65 | 0.65 | 0.35 | 0.00 | 0.00 | 0.25 | 0.40 | 1.65 | |||||||||||||
1927 | 0.40 | 0.40 | 0.75 | 0.50 | 0.00 | 1.50 | 1.30 | 2.06 | 0.25 | 0.25 | 0.00 | 0.30 | 2.06 | |||||||||||||
1928 | 0.00 | 0.25 | 0.60 | 0.65 | b | 2.25 | e | 0.90 | 1.00 | 0.90 | 0.25 | 2.25 | 0.75 | 0.20 | 2.25 | g | ||||||||||
1929 | 0.10 | 0.20 | 0.75 | 0.90 | 1.25 | 0.50 | 0.95 | 0.90 | 0.60 | 0.95 | 0.95 | 0.50 | 1.25 | |||||||||||||
1930 | 0.20 | 0.25 | 0.30 | 0.50 | 1.20 | 1.20 | 3.00 | 1.30 | 0.40 | 2.50 | 0.80 | a | 0.60 | 3.00 | a | |||||||||||
1931 | 0.00 | 0.25 | e | 0.60 | d | 0.40 | 1.75 | 0.95 | 0.12 | b | 0.60 | 0.60 | 0.75 | 0.60 | 0.40 | 1.75 | k | |||||||||
1932 | 0.40 | 0.20 | 1.25 | 1.00 | 0.25 | 5.50 | 0.25 | 0.20 | 0.50 | 0.25 | 0.20 | 0.20 | 5.50 | |||||||||||||
1933 | 0.20 | 0.10 | 1.12 | 0.75 | 1.60 | 0.20 | 0.12 | 2.25 | 0.12 | 0.10 | 0.80 | 0.38 | 2.25 | |||||||||||||
1934 | 0.00 | 1.20 | 0.25 | 0.50 | 0.45 | 1.50 | 0.25 | 0.65 | 0.80 | 0.75 | 0.33 | 0.25 | 1.50 | |||||||||||||
1935 | 0.30 | 0.30 | 0.20 | 0.12 | 0.50 | 0.25 | 0.65 | 0.12 | 2.00 | 0.15 | 0.25 | 0.30 | 2.00 | |||||||||||||
1936 | 0.15 | 0.15 | 0.20 | 0.20 | 1.50 | 0.33 | 0.45 | 0.15 | 1.50 | 0.25 | 0.00 | c | 0.30 | 1.50 | c | |||||||||||
1937 | 0.10 | 0.30 | 0.50 | 0.80 | 0.62 | 1.00 | 2.00 | 0.35 | 0.90 | 0.50 | 0.30 | 0.50 | 2.00 | |||||||||||||
1938 | 0.10 | 0.20 | a | 0.35 | 0.25 | 1.09 | 0.49 | 0.81 | 0.36 | 1.86 | 0.90 | 0.20 | 0.17 | 1.86 | a | |||||||||||
1939 | 1.24 | 0.60 | 0.49 | 0.41 | 1.20 | 0.53 | 0.80 | 0.18 | 0.28 | 0.00 | 0.10 | 0.40 | 1.24 | |||||||||||||
1940 | 0.26 | 0.35 | 0.80 | 0.31 | 1.84 | 0.70 | 1.55 | 0.38 | 0.50 | 0.88 | 0.78 | 0.15 | 1.84 | |||||||||||||
1941 | 0.62 | 0.05 | 0.51 | 1.15 | 1.02 | 1.64 | 0.98 | 0.50 | 2.44 | 1.42 | 0.07 | 0.15 | 2.44 | |||||||||||||
1942 | 0.16 | 0.03 | 1.20 | a | 2.30 | 0.10 | a | 1.82 | 0.78 | 0.49 | 0.67 | 1.11 | a | 0.00 | a | 0.28 | 2.30 | d | ||||||||
1943 | 0.03 | 0.02 | 0.11 | 0.37 | 0.22 | 0.08 | 1.40 | 0.91 | 0.02 | 0.29 | 0.27 | 0.45 | 1.40 | |||||||||||||
1944 | 0.26 | 0.25 | 0.43 | 1.52 | 2.06 | 0.34 | 2.15 | 0.91 | 0.00 | 0.30 | 0.35 | 0.63 | 2.15 | |||||||||||||
1945 | 0.45 | 0.40 | 0.70 | 0.53 | 0.22 | 1.20 | 2.05 | 0.96 | 1.36 | 0.15 | 0.10 | 0.23 | 2.05 | |||||||||||||
1946 | 0.20 | 0.30 | 1.08 | 1.15 | 2.90 | 1.15 | 0.28 | 0.62 | 0.63 | 0.36 | 1.95 | a | 0.00 | 2.90 | a | |||||||||||
1947 | 0.49 | 0.25 | 0.40 | 0.32 | 0.78 | 1.19 | 1.20 | 0.60 | 1.50 | 0.18 | 0.11 | 1.14 | 1.50 | |||||||||||||
1948 | 1.03 | a | 0.40 | 1.75 | 0.13 | 0.78 | 1.52 | 0.79 | 1.59 | 0.20 | 0.21 | a | 0.52 | 0.00 | 1.75 | b | ||||||||||
1949 | 1.17 | 0.28 | 0.44 | 0.11 | 1.24 | f | 2.27 | 0.65 | 1.32 | 0.06 | n | ----- | z | ----- | z | ----- | z | ----- | z | |||||||
1950 | ----- | z | 0.00 | r | 0.01 | 0.18 | 0.16 | 1.35 | 0.73 | 1.31 | 0.43 | 0.35 | 0.08 | 0.00 | ----- | z | ||||||||||
1951 | 0.17 | 0.05 | 0.10 | 0.11 | 5.40 | 0.75 | 0.67 | 1.65 | 0.73 | 0.20 | 0.16 | 0.00 | 5.40 | |||||||||||||
1952 | 0.08 | 0.11 | 0.20 | 1.03 | 0.52 | 0.05 | 0.81 | 0.38 | 0.76 | 0.00 | 0.14 | 0.08 | 1.03 | |||||||||||||
1953 | 0.02 | 0.03 | 0.35 | 0.10 | 0.25 | 0.63 | 0.82 | 0.89 | 0.00 | 0.55 | 0.43 | 0.35 | 0.89 | |||||||||||||
1954 | 0.15 | 0.05 | 0.10 | 0.08 | 0.65 | 1.02 | 1.10 | 0.39 | 0.08 | 1.23 | 0.00 | 0.15 | 1.23 | |||||||||||||
1955 | 0.05 | 0.14 | 0.08 | 0.94 | 1.94 | 0.21 | 0.22 | 0.80 | 0.58 | 0.02 | 0.04 | 0.47 | 1.94 | |||||||||||||
1956 | 0.15 | 0.11 | 0.17 | 0.68 | 0.30 | 0.35 | 0.66 | 1.96 | 0.12 | 0.13 | 0.27 | 0.02 | 1.96 | |||||||||||||
1957 | 0.08 | 0.05 | 0.52 | 0.58 | 1.41 | 0.40 | 2.65 | 1.12 | 0.26 | 0.55 | 0.21 | 0.02 | 2.65 | |||||||||||||
1958 | 0.15 | 0.16 | 0.49 | 0.55 | 1.75 | 1.16 | 1.00 | 0.55 | 0.13 | 0.07 | 0.45 | 0.14 | 1.75 | |||||||||||||
1959 | 0.30 | 0.26 | 0.52 | 0.24 | 0.86 | 0.79 | 2.33 | 1.37 | 0.06 | 0.56 | 0.13 | 0.56 | 2.33 | |||||||||||||
1960 | 0.92 | 0.81 | 0.40 | 0.36 | a | 0.89 | 0.64 | 0.43 | 1.05 | 0.40 | 1.03 | 0.13 | 0.26 | 1.05 | a | |||||||||||
1961 | 0.03 | 0.47 | 0.19 | 0.17 | 0.40 | 1.14 | 1.38 | 0.57 | 0.71 | 0.46 | 0.77 | 0.05 | 1.38 | |||||||||||||
1962 | 0.27 | 0.01 | 0.26 | 0.34 | 1.31 | 1.15 | 1.17 | 0.13 | 0.36 | 0.10 | 0.35 | 0.08 | 1.31 | |||||||||||||
1963 | 0.03 | 0.16 | 0.34 | 0.36 | 0.38 | 1.31 | 1.35 | 0.62 | 0.89 | 0.10 | 0.15 | 0.21 | 1.35 | |||||||||||||
1964 | 0.00 | 0.80 | 0.20 | 0.49 | ----- | z | 0.40 | 0.15 | 0.63 | 0.20 | 0.00 | 0.63 | 0.47 | ----- | z | |||||||||||
1965 | 0.38 | 0.10 | 0.20 | 0.03 | 0.80 | 5.81 | ----- | z | 1.66 | 0.28 | ----- | z | 0.02 | 0.28 | ----- | z | ||||||||||
1966 | 0.51 | 0.10 | 0.17 | 0.07 | 0.15 | 0.31 | 2.68 | 0.87 | 0.93 | 0.19 | 0.00 | 0.35 | 2.68 | |||||||||||||
1967 | 0.23 | 0.05 | 0.05 | 0.62 | 0.86 | 1.45 | 0.87 | 0.38 | 0.59 | 0.27 | 0.22 | 0.26 | 1.45 | |||||||||||||
1968 | 0.08 | 0.15 | 0.68 | 0.21 | 0.83 | 0.54 | 1.35 | 1.08 | 0.13 | 0.00 | 0.22 | 0.18 | 1.35 | |||||||||||||
1969 | 0.35 | 0.11 | 1.04 | 1.25 | 0.82 | 2.01 | 0.78 | 1.08 | 2.05 | 0.62 | 0.19 | 0.12 | 2.05 | |||||||||||||
1970 | 0.01 | 0.04 | 0.62 | 0.99 | 0.45 | 0.14 | 1.51 | 1.01 | 1.95 | 0.38 | 1.16 | 0.13 | 1.95 | |||||||||||||
1971 | ----- | z | 0.58 | 0.25 | 1.87 | 0.70 | 0.73 | 0.81 | 0.26 | 0.70 | 0.57 | 0.37 | 0.38 | ----- | z | |||||||||||
1972 | 0.11 | ----- | z | 0.61 | 0.37 | 3.91 | 1.50 | 0.49 | 0.36 | 0.65 | 0.15 | 1.05 | 0.15 | ----- | z | |||||||||||
1973 | ----- | z | ----- | z | 1.25 | 0.68 | 0.60 | 0.66 | 1.40 | 0.11 | 1.88 | ----- | z | ----- | z | ----- | z | ----- | z | |||||||
1974 | 0.10 | 0.10 | 0.65 | ----- | z | 0.53 | 0.72 | 0.59 | 1.10 | 0.12 | 0.90 | 0.12 | 0.04 | ----- | z | |||||||||||
1975 | 0.20 | 0.28 | 0.94 | 0.97 | a | 1.44 | 1.07 | 1.00 | 2.06 | 0.32 | 0.00 | 1.79 | 0.13 | 2.06 | a | |||||||||||
1976 | 0.02 | 0.11 | 0.30 | 1.37 | 1.86 | 0.32 | 0.56 | 2.31 | 1.54 | 0.31 | 0.10 | ----- | z | ----- | z | |||||||||||
1977 | 0.01 | 0.29 | 0.61 | 1.32 | 1.32 | 0.77 | 0.89 | 0.60 | ----- | z | ----- | z | ----- | z | 0.00 | ----- | z | |||||||||
1978 | 0.18 | 0.50 | 0.08 | 1.45 | 1.35 | 1.54 | 1.30 | ----- | z | 0.30 | 0.36 | ----- | z | 0.26 | ----- | z | ||||||||||
1979 | 0.27 | 0.05 | 1.53 | 0.27 | l | ----- | z | 1.24 | 1.22 | ----- | z | ----- | z | 1.05 | ----- | z | 0.25 | ----- | z | |||||||
1980 | ----- | z | ----- | z | 0.60 | 1.50 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.51 | b | 0.31 | 0.54 | 0.25 | 0.58 | ----- | z | ||||
1985 | 0.13 | 0.12 | 0.43 | b | 0.97 | 0.22 | 0.09 | 1.59 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.26 | 0.28 | 0.51 | 0.66 | 1.11 | 1.00 | 1.07 | 0.91 | 0.78 | 0.51 | 0.41 | 0.28 | 1.99 | |||||||||||||
S.D. | 0.27 | 0.25 | 0.38 | 0.48 | 0.96 | 0.96 | 0.75 | 0.63 | 0.72 | 0.54 | 0.50 | 0.23 | 0.96 | |||||||||||||
SKEW | 1.91 | 1.42 | 1.03 | 0.95 | 2.14 | 3.25 | 1.88 | 1.18 | 1.44 | 1.89 | 2.43 | 1.19 | 2.06 | |||||||||||||
MAX | 1.24 | 1.20 | 1.75 | 2.30 | 5.40 | 5.81 | 4.48 | 3.00 | 3.56 | 2.50 | 2.75 | 1.14 | 5.50 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.03 | 0.00 | 0.00 | 0.12 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.89 | |||||||||||||
YRS | 65 | 66 | 71 | 68 | 67 | 71 | 69 | 68 | 68 | 67 | 65 | 67 | 49 |