YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.79 | a | 1.48 | 1.64 | 0.72 | ----- | z | ----- | z | ----- | z | ----- | z | |||
1952 | ----- | z | ----- | z | ----- | z | 0.00 | 0.35 | 0.71 | c | 0.93 | b | ----- | z | ----- | z | 0.00 | 0.00 | 0.05 | a | ----- | z | ||||
1953 | 0.10 | ----- | z | 0.25 | 1.15 | 1.52 | 0.86 | 1.74 | 0.64 | j | 0.53 | a | 0.41 | a | ----- | z | 0.40 | ----- | z | |||||||
1954 | 0.25 | 0.10 | 0.14 | 0.65 | 0.96 | 1.20 | a | 0.99 | 0.82 | 1.21 | 0.00 | 0.03 | 0.03 | 1.21 | a | |||||||||||
1955 | 0.14 | 0.39 | 0.29 | 0.39 | 0.98 | 1.02 | a | 1.57 | 0.24 | 0.77 | 0.36 | 0.40 | ----- | z | ----- | z | ||||||||||
1956 | 0.70 | 0.41 | 1.25 | 0.10 | 0.57 | 4.47 | 1.94 | 2.26 | 0.35 | 0.74 | 0.63 | 0.12 | 4.47 | |||||||||||||
1957 | 0.13 | 0.04 | 0.00 | a | 0.19 | b | 0.83 | 0.68 | 2.67 | 1.60 | 1.93 | 1.61 | ----- | z | 0.04 | ----- | z | |||||||||
1958 | 0.18 | 0.10 | 0.04 | 0.20 | 0.42 | 1.14 | 1.87 | 0.23 | 0.53 | 0.39 | 0.51 | 0.00 | 1.87 | |||||||||||||
1959 | 0.26 | 0.20 | 0.00 | 0.15 | 1.11 | 1.01 | 0.41 | 0.38 | 0.92 | 1.68 | 0.76 | 0.04 | 1.68 | |||||||||||||
1960 | 0.42 | 0.03 | 0.10 | 0.25 | 0.92 | 1.15 | 0.68 | 0.72 | 0.09 | 0.73 | 0.12 | 0.96 | 1.15 | |||||||||||||
1961 | 0.08 | 0.02 | 0.05 | 0.57 | 0.43 | 1.08 | 0.53 | 0.33 | 0.61 | 0.24 | 0.12 | 0.47 | 1.08 | |||||||||||||
1962 | 0.19 | 0.13 | 0.70 | 0.18 | 1.52 | 2.30 | 0.97 | 1.64 | 2.52 | 0.31 | 0.76 | 0.70 | 2.52 | |||||||||||||
1963 | 0.05 | 0.29 | 0.30 | 0.35 | 0.49 | 2.65 | 1.22 | 0.32 | 0.25 | 0.47 | 0.02 | 0.30 | 2.65 | |||||||||||||
1964 | 0.25 | ----- | z | 0.43 | 0.53 | 1.47 | 1.44 | 0.59 | 2.74 | 2.18 | 0.44 | 0.76 | 0.25 | ----- | z | |||||||||||
1965 | 0.04 | 0.00 | 0.12 | 0.80 | 0.50 | 0.83 | 1.03 | 0.46 | 0.90 | 0.93 | 0.18 | 0.20 | 1.03 | |||||||||||||
1966 | 0.21 | 0.60 | 1.50 | 0.85 | 0.46 | 1.16 | 1.48 | 0.93 | 0.04 | 0.43 | 0.25 | 0.15 | 1.50 | |||||||||||||
1967 | 0.24 | 0.10 | 0.19 | 0.39 | 0.49 | 0.40 | 0.16 | 0.42 | 0.46 | 1.49 | 0.04 | 0.62 | 1.49 | |||||||||||||
1968 | 0.06 | 0.12 | 0.68 | 1.35 | 0.70 | 0.76 | 0.95 | 0.62 | 1.28 | 0.33 | 0.45 | 0.09 | 1.35 | |||||||||||||
1969 | 0.17 | 0.29 | 0.12 | 0.17 | 0.60 | 1.56 | 0.96 | 0.60 | 0.73 | 0.56 | 0.00 | 0.21 | 1.56 | |||||||||||||
1970 | 0.10 | 0.10 | 0.20 | 0.63 | 0.82 | 1.38 | 2.82 | 0.41 | 1.28 | 0.60 | 0.23 | 0.12 | 2.82 | |||||||||||||
1971 | 0.38 | 0.10 | 0.29 | 1.32 | 0.33 | 1.73 | 0.58 | 0.65 | 1.30 | 1.32 | 0.00 | 0.04 | 1.73 | |||||||||||||
1972 | 0.12 | 0.12 | 0.65 | 0.36 | 0.77 | 0.53 | 0.46 | 1.32 | 1.48 | 0.53 | 0.00 | ----- | z | ----- | z | |||||||||||
1973 | 0.00 | 0.05 | 0.10 | 0.20 | f | 0.80 | ----- | z | 0.31 | v | 1.77 | 2.45 | d | ----- | z | ----- | z | ----- | z | ----- | z | |||||
1974 | 0.10 | 0.25 | 0.19 | 0.94 | 2.37 | g | 0.58 | ----- | z | 1.09 | g | 0.37 | 0.53 | 1.47 | 0.23 | ----- | z | |||||||||
1975 | 0.16 | ----- | z | 0.23 | 0.66 | 0.74 | 1.17 | 0.47 | 0.60 | 0.80 | 0.33 | 0.25 | 0.30 | ----- | z | |||||||||||
1976 | 0.35 | 0.60 | 0.38 | 0.40 | 0.19 | 1.25 | 0.24 | 0.58 | 0.10 | 0.00 | 0.11 | 0.12 | 1.25 | |||||||||||||
1977 | 0.32 | 0.28 | 0.12 | 0.10 | 1.50 | 0.38 | 0.76 | 0.34 | 0.89 | 0.75 | 0.82 | 0.43 | 1.50 | |||||||||||||
1978 | 0.15 | 0.19 | 0.09 | 0.47 | 0.58 | 0.84 | 1.10 | 1.64 | 1.20 | 0.21 | 0.45 | ----- | z | ----- | z | |||||||||||
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.12 | 0.18 | 0.15 | ----- | z | |||
1980 | 0.46 | 0.13 | 0.13 | 0.00 | 0.52 | 1.08 | 0.96 | 1.48 | 1.09 | 1.41 | 0.49 | 0.18 | 1.48 | |||||||||||||
1981 | 0.16 | 1.02 | 0.37 | 0.69 | 0.74 | 2.31 | 1.04 | 0.22 | 0.79 | 0.23 | 0.27 | 0.21 | 2.31 | |||||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.21 | 0.23 | 0.32 | 0.49 | 0.76 | 1.26 | 1.09 | 0.92 | 0.96 | 0.59 | 0.34 | 0.25 | 1.82 | |||||||||||||
S.D. | 0.15 | 0.23 | 0.36 | 0.38 | 0.38 | 0.83 | 0.66 | 0.69 | 0.66 | 0.48 | 0.35 | 0.23 | 0.83 | |||||||||||||
SKEW | 1.40 | 1.89 | 2.03 | 0.79 | 0.83 | 2.28 | 1.02 | 0.99 | 0.87 | 1.01 | 1.35 | 1.50 | 1.84 | |||||||||||||
MAX | 0.70 | 1.02 | 1.50 | 1.35 | 1.52 | 4.47 | 2.82 | 2.74 | 2.52 | 1.68 | 1.47 | 0.96 | 4.47 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.19 | 0.38 | 0.16 | 0.22 | 0.04 | 0.00 | 0.00 | 0.00 | 1.03 | |||||||||||||
YRS | 28 | 25 | 28 | 28 | 28 | 29 | 28 | 27 | 29 | 29 | 27 | 26 | 19 |