YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.01 | 0.00 | 0.55 | 0.00 | 0.22 | 0.55 | ----- | z | |||||||
1960 | 0.25 | 0.28 | 0.00 | 0.21 | 0.00 | g | 0.01 | 0.05 | 0.00 | 0.24 | 0.19 | 0.58 | 0.01 | 0.58 | g | |||||||||||
1961 | 0.09 | 0.00 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.19 | 0.00 | 0.09 | 0.35 | 0.73 | 0.73 | |||||||||||||
1962 | 0.27 | 0.44 | 0.04 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.13 | 0.00 | 0.06 | 0.44 | |||||||||||||
1963 | 0.07 | 0.36 | 0.31 | 0.18 | 0.00 | 0.06 | 0.00 | 1.70 | 1.02 | 0.75 | 0.33 | 0.00 | 1.70 | |||||||||||||
1964 | 0.23 | 0.03 | 0.18 | 0.05 | 0.17 | 0.00 | 0.06 | 0.01 | 0.00 | 0.17 | 0.83 | 0.00 | 0.83 | |||||||||||||
1965 | 0.04 | 0.20 | 0.30 | 0.69 | 0.00 | 0.00 | 0.07 | 0.45 | 0.01 | 0.00 | 0.35 | 0.56 | 0.69 | |||||||||||||
1966 | 0.18 | 0.50 | 0.37 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 0.09 | 0.46 | 0.38 | 0.50 | |||||||||||||
1967 | 0.12 | 0.00 | 0.01 | 0.50 | 0.00 | 0.00 | 0.00 | 0.42 | 0.25 | 0.00 | 0.70 | 0.41 | 0.70 | |||||||||||||
1968 | 0.03 | 0.04 | 0.50 | 0.17 | 0.00 | 0.37 | 0.63 | 0.00 | 0.00 | 0.01 | 0.20 | 0.13 | 0.63 | |||||||||||||
1969 | 0.59 | 1.84 | 0.10 | 0.19 | 0.35 | 0.81 | 0.08 | 0.00 | 0.13 | 0.00 | 0.44 | 0.01 | 1.84 | |||||||||||||
1970 | 0.12 | 0.29 | 0.38 | 0.00 | 0.00 | 0.00 | 0.00 | 0.15 | 0.00 | 0.00 | 1.07 | 0.89 | 1.07 | |||||||||||||
1971 | 0.02 | 0.14 | 0.11 | 0.14 | 0.10 | 0.00 | 0.14 | 0.00 | 0.03 | 0.46 | 0.00 | 0.61 | a | 0.61 | a | |||||||||||
1972 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 | 0.27 | 0.00 | 0.17 | 0.04 | 0.23 | 0.33 | 0.12 | 0.33 | |||||||||||||
1973 | 0.38 | 1.35 | 0.85 | 0.06 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.39 | 0.00 | 1.35 | |||||||||||||
1974 | 1.13 | 0.00 | 0.17 | 0.07 | 0.21 | 0.00 | 0.26 | 0.31 | 0.00 | 0.06 | 0.04 | 0.78 | 1.13 | |||||||||||||
1975 | 0.19 | 0.22 | 0.23 | 0.47 | 0.00 | 0.00 | 0.02 | 0.00 | 0.07 | 0.05 | 0.00 | 0.13 | 0.47 | |||||||||||||
1976 | 0.00 | 0.77 | 0.35 | 0.00 | 0.20 | 0.00 | 0.01 | 0.00 | 2.04 | 0.27 | 0.35 | 0.00 | 2.04 | |||||||||||||
1977 | 0.51 | 0.03 | 0.20 | 0.00 | 0.80 | 0.00 | 0.00 | 1.77 | 0.00 | 0.00 | 0.06 | 1.04 | 1.77 | |||||||||||||
1978 | 0.62 | 1.24 | 0.65 | 0.35 | 0.12 | 0.00 | 0.00 | 0.00 | 0.67 | 0.02 | 0.27 | 0.32 | 1.24 | |||||||||||||
1979 | 0.58 | 0.54 | 0.48 | a | 0.00 | ----- | z | ----- | z | ----- | z | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | k | ----- | z | |||||||
1980 | 1.34 | 1.71 | b | 0.78 | a | 0.14 | 0.81 | 0.00 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.71 | c | ||||||||||
1981 | 0.30 | 0.38 | 0.40 | a | 0.00 | 0.21 | 0.00 | 0.00 | 0.02 | 0.00 | 0.06 | 0.17 | 0.00 | 0.40 | a | |||||||||||
1982 | 0.93 | 0.35 | 1.17 | 1.28 | 0.07 | 0.00 | 0.25 | 0.00 | 0.00 | 0.04 | 1.43 | 0.14 | 1.43 | |||||||||||||
1983 | 1.23 | 0.60 | 2.00 | 0.52 | 0.00 | 0.00 | 0.00 | 0.42 | 0.18 | 0.72 | 0.74 | 0.05 | 2.00 | |||||||||||||
1984 | 0.00 | 0.06 | ----- | z | 0.00 | 0.00 | 0.00 | 0.21 | 0.82 | 0.00 | 0.00 | 0.00 | 1.15 | ----- | z | |||||||||||
1985 | 0.10 | 0.00 | 0.31 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 0.40 | ----- | z | 0.24 | b | 0.53 | ----- | z | ||||||||||
1986 | 0.12 | 0.62 | 0.82 | b | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.08 | 0.32 | 0.70 | 1.20 | a | 1.20 | c | ||||||||||
1987 | 0.00 | a | 0.10 | a | 0.14 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.34 | 0.43 | 0.40 | 0.19 | 0.12 | 0.06 | 0.07 | 0.24 | 0.21 | 0.14 | 0.37 | 0.36 | 1.08 | |||||||||||||
S.D. | 0.39 | 0.52 | 0.44 | 0.29 | 0.23 | 0.17 | 0.14 | 0.47 | 0.44 | 0.21 | 0.35 | 0.39 | 0.56 | |||||||||||||
SKEW | 1.35 | 1.51 | 2.07 | 2.24 | 2.28 | 3.48 | 2.90 | 2.48 | 3.07 | 1.91 | 1.20 | 0.79 | 0.33 | |||||||||||||
MAX | 1.34 | 1.84 | 2.00 | 1.28 | 0.81 | 0.81 | 0.63 | 1.77 | 2.04 | 0.75 | 1.43 | 1.20 | 2.04 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | |||||||||||||
YRS | 28 | 28 | 27 | 27 | 25 | 27 | 27 | 28 | 28 | 27 | 28 | 27 | 23 |