YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.98 | 0.95 | 0.80 | 2.02 | 2.49 | ----- | z | |||||
1934 | 2.03 | 0.42 | 0.93 | 0.52 | 0.97 | 0.09 | 0.40 | 0.24 | 1.27 | 1.70 | 1.95 | 0.82 | 2.03 | |||||||||||||
1935 | 2.73 | 0.54 | 1.17 | 0.49 | 0.13 | 0.22 | 0.15 | 0.21 | 1.57 | 1.67 | 0.45 | 0.88 | 2.73 | |||||||||||||
1936 | 1.97 | 1.55 | 1.12 | 0.38 | 0.62 | 1.97 | 0.76 | 1.09 | 1.36 | 0.31 | 1.20 | 1.64 | 1.97 | |||||||||||||
1937 | 0.60 | 0.76 | 0.50 | 1.38 | 0.46 | 0.61 | 0.12 | 0.80 | 0.36 | 0.86 | 2.75 | 2.39 | 2.75 | |||||||||||||
1938 | 0.92 | 0.57 | 0.98 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.72 | 0.74 | 0.49 | 1.29 | 0.72 | 0.83 | 1.01 | ----- | z | |||||||
1949 | 0.15 | 1.70 | 0.68 | 0.48 | 0.75 | 0.34 | 0.34 | 0.23 | 0.75 | 0.79 | 1.30 | 1.12 | 1.70 | |||||||||||||
1950 | 1.31 | 0.89 | 1.37 | 0.63 | 0.26 | 0.12 | 0.26 | 0.55 | 0.81 | 0.74 | 0.92 | 0.97 | 1.37 | |||||||||||||
1951 | 0.85 | 2.21 | 0.83 | 0.39 | 0.30 | 0.05 | 0.18 | 0.46 | 1.05 | 0.98 | 0.58 | 0.60 | 2.21 | |||||||||||||
1952 | 0.55 | 0.82 | 0.34 | 0.72 | 0.31 | 0.18 | 0.23 | 0.16 | 0.07 | 0.27 | 0.26 | 0.53 | 0.82 | |||||||||||||
1953 | 1.34 | 0.49 | 0.92 | 0.50 | e | 0.84 | 0.54 | 0.35 | 0.43 | 1.25 | 0.65 | 0.78 | 1.33 | 1.34 | e | |||||||||||
1954 | 1.42 | 1.28 | 0.90 | 0.59 | 0.62 | 0.54 | 0.51 | 0.51 | 0.67 | 0.59 | 1.26 | 0.69 | 1.42 | |||||||||||||
1955 | 0.80 | 1.14 | 0.50 | 0.67 | 0.50 | 0.28 | 0.59 | 0.09 | 0.53 | 1.17 | 1.37 | a | 1.87 | a | 1.87 | b | ||||||||||
1956 | 1.55 | 0.31 | 0.80 | 0.20 | 0.15 | 0.45 | 0.50 | 0.42 | 0.53 | 1.05 | 0.78 | 1.04 | 1.55 | |||||||||||||
1957 | 0.70 | 1.00 | 0.92 | 0.32 | 0.42 | 0.48 | 0.80 | 0.60 | 0.52 | 1.02 | a | 1.02 | 0.79 | 1.02 | a | |||||||||||
1958 | 1.05 | 0.74 | 0.38 | 1.05 | 0.55 | 0.75 | 0.00 | 0.16 | 0.26 | 1.27 | 1.75 | 1.00 | 1.75 | |||||||||||||
1959 | 1.40 | 0.72 | ----- | z | ----- | z | ----- | z | 0.63 | 0.15 | 0.21 | 0.57 | 0.83 | 1.58 | 1.52 | ----- | z | |||||||||
1960 | 1.12 | 0.70 | 0.58 | e | 0.70 | 0.68 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1961 | ----- | z | ----- | z | 0.53 | 0.49 | 0.46 | 0.31 | 0.46 | 0.48 | 0.25 | 0.53 | 0.98 | 0.94 | ----- | z | ||||||||||
1962 | 0.92 | 0.51 | 0.48 | 0.79 | 0.43 | 0.20 | 0.06 | 0.51 | 0.58 | 1.22 | 1.69 | 0.93 | 1.69 | |||||||||||||
1963 | 0.76 | 0.84 | 0.66 | 0.79 | 0.32 | 0.30 | 0.36 | 0.18 | 0.30 | 1.21 | 1.33 | 0.75 | 1.33 | |||||||||||||
1964 | 1.76 | 0.21 | 0.48 | 0.16 | 0.30 | 0.80 | 0.46 | 0.36 | 0.65 | 0.38 | 1.51 | 1.64 | 1.76 | |||||||||||||
1965 | 1.21 | 0.91 | 0.14 | 1.58 | 0.45 | 0.39 | 0.33 | 0.94 | 0.34 | 1.04 | 0.75 | 1.29 | 1.58 | |||||||||||||
1966 | 0.95 | 0.36 | 0.66 | 0.61 | 0.59 | 0.55 | 0.35 | 0.23 | 0.80 | 0.87 | 1.57 | 1.13 | 1.57 | |||||||||||||
1967 | 1.63 | 0.95 | 0.42 | 0.33 | 0.19 | 0.92 | 0.10 | 0.00 | 0.34 | 1.66 | 0.42 | 0.83 | 1.66 | |||||||||||||
1968 | 1.06 | 1.15 | 0.76 | 0.30 | 0.91 | 1.10 | 0.23 | 1.00 | 0.75 | 0.56 | 1.55 | 0.82 | 1.55 | |||||||||||||
1969 | 0.88 | 0.75 | 0.45 | 0.59 | 0.75 | 0.29 | 0.36 | 0.02 | 0.93 | 0.56 | 1.10 | 0.89 | 1.10 | |||||||||||||
1970 | 1.11 | 0.85 | 0.86 | 0.62 | 0.40 | 0.14 | 0.29 | 0.26 | 0.75 | 0.65 | 0.85 | 1.18 | 1.18 | |||||||||||||
1971 | 0.93 | 0.83 | 0.62 | 0.90 | 0.34 | 0.57 | 0.29 | 0.37 | 0.68 | 0.70 | 0.55 | 0.67 | 0.93 | |||||||||||||
1972 | 1.21 | 2.00 | 1.83 | 0.85 | 0.20 | 0.63 | 1.00 | 0.26 | 1.52 | 0.20 | 0.68 | 1.36 | 2.00 | |||||||||||||
1973 | 1.29 | 0.44 | 0.51 | 0.72 | 0.56 | 0.53 | 0.02 | 0.15 | 0.54 | 0.82 | 1.42 | 1.12 | 1.42 | |||||||||||||
1974 | 0.86 | 0.75 | 1.18 | 0.90 | 0.33 | 0.73 | 0.54 | 0.00 | 0.28 | 0.42 | 0.88 | 1.61 | 1.61 | |||||||||||||
1975 | 1.02 | 1.25 | 0.56 | 0.62 | 0.31 | 0.25 | 0.19 | 1.44 | 0.00 | 0.92 | 0.78 | 1.07 | 1.44 | |||||||||||||
1976 | 1.10 | 0.54 | 0.62 | 0.47 | 0.70 | 0.17 | 0.78 | 1.50 | 0.76 | 0.73 | 0.42 | 0.69 | 1.50 | |||||||||||||
1977 | 0.27 | 0.49 | 0.48 | 0.15 | 1.05 | 0.59 | 0.01 | 1.09 | 0.66 | 0.50 | 0.70 | 1.25 | 1.25 | |||||||||||||
1978 | 0.84 | 0.69 | 0.60 | 0.64 | 0.41 | 0.53 | 0.64 | 0.44 | 1.80 | 0.19 | 1.02 | 0.58 | 1.80 | |||||||||||||
1979 | 0.90 | 1.24 | 0.68 | 0.25 | 0.47 | 0.19 | 1.29 | 0.48 | 0.64 | 0.79 | 0.56 | 2.02 | 2.02 | |||||||||||||
1980 | 1.10 | 0.62 | 0.54 | 0.77 | 0.54 | 0.73 | 0.18 | 0.41 | 0.40 | 0.33 | 1.96 | 1.51 | 1.96 | |||||||||||||
1981 | 0.47 | 1.57 | 0.63 | 0.63 | 0.28 | 0.88 | 0.45 | 0.35 | 0.95 | 3.20 | 0.96 | 0.95 | 3.20 | |||||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.10 | 0.89 | 0.72 | 0.62 | 0.49 | 0.51 | 0.39 | 0.48 | 0.73 | 0.87 | 1.12 | 1.16 | 1.69 | |||||||||||||
S.D. | 0.50 | 0.46 | 0.32 | 0.30 | 0.23 | 0.36 | 0.29 | 0.38 | 0.42 | 0.55 | 0.54 | 0.47 | 0.51 | |||||||||||||
SKEW | 0.96 | 1.11 | 1.29 | 1.10 | 0.65 | 1.87 | 1.06 | 1.14 | 0.65 | 2.19 | 0.79 | 1.15 | 0.97 | |||||||||||||
MAX | 2.73 | 2.21 | 1.83 | 1.58 | 1.05 | 1.97 | 1.29 | 1.50 | 1.80 | 3.20 | 2.75 | 2.49 | 3.20 | |||||||||||||
MIN | 0.15 | 0.21 | 0.14 | 0.15 | 0.13 | 0.05 | 0.00 | 0.00 | 0.00 | 0.19 | 0.26 | 0.53 | 0.82 | |||||||||||||
YRS | 37 | 37 | 37 | 36 | 36 | 37 | 37 | 38 | 38 | 38 | 38 | 38 | 33 |