YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1962 | ----- | z | ----- | z | ----- | z | ----- | z | 0.30 | 0.04 | 0.19 | 0.95 | 1.23 | 1.22 | b | 0.42 | 0.14 | a | 4.49 | d | ||||||
1963 | 0.02 | x | ----- | z | ----- | z | 0.01 | 0.00 | 0.02 | 0.01 | 2.39 | 0.14 | 0.82 | 0.19 | 0.00 | 3.58 | c | |||||||||
1964 | 0.10 | 0.00 | 0.23 | 0.45 | 0.09 | 0.44 | 0.45 | 0.39 | 0.45 | 0.00 | 0.13 | 0.13 | 2.86 | |||||||||||||
1965 | 0.91 | 0.54 | 0.42 | 0.51 | 0.86 | 0.08 | 0.49 | 0.20 | 2.55 | 0.30 | 0.29 | 1.21 | 8.36 | |||||||||||||
1966 | 0.03 | 0.64 | 0.32 | 0.03 | 0.16 | 0.18 | 0.05 | 0.78 | 0.34 | 0.42 | 0.29 | 0.24 | 3.48 | |||||||||||||
1967 | 0.10 | 0.00 | 0.00 | 0.03 | 0.15 | 0.59 | 0.21 | 2.18 | 1.37 | 0.01 | 0.02 | 1.58 | b | 6.24 | ||||||||||||
1968 | 0.02 | 0.10 | 0.24 | 0.69 | 0.11 | 0.18 | 1.40 | 0.83 | 0.07 | 0.37 | 0.51 | 0.44 | 4.96 | |||||||||||||
1969 | 0.77 | 0.25 | 0.49 | 0.00 | 0.42 | 0.36 | 0.39 | 0.42 | 1.19 | 1.03 | 0.30 | 0.03 | 5.65 | |||||||||||||
1970 | 0.00 | 0.08 | 2.22 | 0.01 | 0.00 | 0.01 | 0.55 | 0.96 | 0.13 | 0.25 | 0.04 | 0.11 | 4.36 | |||||||||||||
1971 | 0.00 | 0.23 | 0.00 | 0.28 | 0.08 | 0.00 | 0.53 | 1.52 | 0.98 | 0.56 | 0.15 | 0.28 | 4.61 | |||||||||||||
1972 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.20 | 1.55 | 0.52 | 0.34 | 6.83 | 0.16 | 0.48 | 10.09 | |||||||||||||
1973 | 0.29 | 1.21 | 1.25 | 0.13 | 1.15 | 0.14 | 0.49 | 0.39 | 0.11 | 0.03 | 0.49 | 0.00 | 5.68 | |||||||||||||
1974 | 0.97 | 0.11 | 0.29 | 0.21 | 0.00 | 0.00 | 0.45 | 0.40 | 0.58 | 0.78 | 0.33 | 0.00 | 4.12 | |||||||||||||
1975 | 0.28 | 0.34 | 0.79 | 0.11 | 0.10 | 0.04 | 1.61 | 0.15 | 2.16 | 0.00 | 0.19 | 0.57 | 6.34 | |||||||||||||
1976 | 0.00 | 0.29 | 0.07 | 0.96 | 1.33 | 0.00 | 0.97 | 0.14 | 1.56 | 0.17 | 0.00 | 0.12 | 5.61 | |||||||||||||
1977 | 0.27 | 0.00 | 0.02 | 0.26 | 0.05 | 0.18 | 0.19 | 0.67 | 0.11 | 0.01 | 0.26 | 0.54 | 2.56 | |||||||||||||
1978 | 1.32 | 0.92 | 0.63 | 0.03 | 0.13 | 0.22 | 0.10 | 0.27 | 0.98 | 0.70 | 2.50 | 0.52 | 8.32 | |||||||||||||
1979 | 0.90 | 0.09 | 0.48 | b | 0.00 | 0.83 | 0.06 | 0.00 | 1.55 | 0.00 | 0.15 | 0.55 | 0.15 | b | 4.76 | |||||||||||
1980 | ----- | z | 0.97 | a | 0.43 | 1.01 | c | 0.00 | 0.00 | 0.50 | 1.66 | 0.07 | 0.09 | 0.00 | 0.00 | 4.73 | a | |||||||||
1981 | 0.40 | 0.07 | 0.43 | 0.15 | 0.83 | 0.05 | 0.01 | 1.95 | 0.25 | 0.10 | 0.51 | 0.02 | 4.77 | |||||||||||||
1982 | 0.41 | a | 0.68 | ----- | z | 0.27 | 0.85 | 0.00 | 0.37 | a | 0.59 | 0.69 | 0.00 | 0.08 | e | 3.43 | a | 7.37 | a | |||||||
1983 | 0.17 | 0.16 | 0.21 | 0.25 | 0.03 | 0.00 | 0.19 | 0.25 | b | 2.24 | 0.44 | 0.37 | 0.09 | 4.40 | ||||||||||||
1984 | 0.30 | 0.05 | a | 0.28 | 0.01 | 0.00 | b | 0.00 | 1.22 | 0.88 | 0.78 | 0.20 | 0.37 | 1.17 | a | 5.26 | ||||||||||
1985 | 1.57 | 0.19 | 0.68 | a | 1.23 | 0.02 | 0.00 | 0.22 | 0.22 | 0.92 | 0.20 | 1.70 | 0.05 | 7.00 | ||||||||||||
1986 | 0.00 | 0.24 | 0.55 | b | 0.36 | 0.80 | 0.00 | 0.42 | a | 0.98 | 0.85 | 0.72 | 0.75 | 1.47 | 7.14 | |||||||||||
1987 | 0.34 | 0.38 | 0.19 | 0.00 | a | 0.99 | b | 0.30 | a | 0.59 | 1.94 | 0.07 | 0.84 | c | 0.21 | a | 0.21 | 6.06 | ||||||||
1988 | 0.29 | a | 0.92 | 0.00 | 1.08 | 0.00 | a | 0.45 | 0.22 | 1.61 | a | 0.29 | a | 0.12 | 0.38 | 0.01 | 5.37 | |||||||||
1989 | 0.54 | 0.10 | a | 0.06 | b | 0.00 | a | 0.01 | 0.04 | 0.39 | 1.33 | 0.00 | a | 0.29 | 0.00 | 0.19 | b | 2.95 | ||||||||
1990 | 0.53 | a | 0.60 | 0.75 | a | 0.46 | 0.09 | a | 0.00 | 1.99 | b | 0.40 | 0.92 | 0.21 | 0.08 | 0.22 | 6.25 | |||||||||
1991 | 0.42 | 0.02 | 0.75 | a | 0.00 | 0.00 | 0.02 | 0.36 | 0.60 | 0.18 | 0.83 | 0.42 | 1.05 | 4.65 | ||||||||||||
1992 | 0.28 | 0.42 | 1.53 | 0.05 | q | 1.90 | 0.00 | 2.05 | 1.09 | 0.80 | ----- | z | ----- | z | ----- | z | 8.07 | d | ||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.40 | 0.33 | 0.48 | 0.29 | 0.36 | 0.12 | 0.59 | 0.91 | 0.72 | 0.59 | 0.39 | 0.48 | 5.46 | |||||||||||||
S.D. | 0.41 | 0.34 | 0.51 | 0.37 | 0.50 | 0.16 | 0.58 | 0.65 | 0.69 | 1.23 | 0.51 | 0.72 | 1.76 | |||||||||||||
SKEW | 1.26 | 1.06 | 1.84 | 1.29 | 1.40 | 1.48 | 1.32 | 0.72 | 1.11 | 4.57 | 2.95 | 2.59 | 0.64 | |||||||||||||
MAX | 1.57 | 1.21 | 2.22 | 1.23 | 1.90 | 0.59 | 2.05 | 2.39 | 2.55 | 6.83 | 2.50 | 3.43 | 10.09 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.14 | 0.00 | 0.00 | 0.00 | 0.00 | 2.56 | |||||||||||||
YRS | 28 | 29 | 28 | 29 | 31 | 31 | 31 | 31 | 31 | 30 | 30 | 30 | 26 |