YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1950 | 0.40 | 0.49 | 0.58 | 0.00 | 0.00 | 0.02 | 0.25 | 0.12 | 0.11 | 0.00 | 0.26 | 0.00 | 0.58 | |||||||||||||
1951 | 1.10 | 0.11 | 0.12 | 0.14 | 0.18 | 0.00 | 1.65 | 3.20 | 0.12 | 0.55 | 0.60 | 0.57 | 3.20 | |||||||||||||
1952 | 0.35 | 0.10 | 0.64 | 0.48 | 0.00 | 0.57 | 1.21 | 0.29 | 0.14 | 0.00 | 0.88 | 0.48 | 1.21 | |||||||||||||
1953 | 0.28 | 0.20 | 0.27 | 0.00 | 0.03 | 0.00 | 1.40 | 0.07 | 0.00 | 0.00 | 0.10 | 0.20 | 1.40 | |||||||||||||
1954 | 0.65 | 0.38 | 0.70 | 0.00 | 0.02 | 0.14 | 0.20 | 0.52 | 1.41 | 0.08 | 0.00 | 0.01 | 1.41 | |||||||||||||
1955 | 1.19 | 0.04 | 0.00 | 0.00 | 0.00 | 0.04 | 0.95 | 0.76 | 0.00 | 0.04 | 0.07 | 0.05 | 1.19 | |||||||||||||
1956 | 0.23 | 0.04 | 0.00 | 0.00 | 0.00 | 0.01 | 0.01 | 0.17 | 0.00 | 0.65 | 0.00 | 0.00 | 0.65 | |||||||||||||
1957 | 0.47 | 0.22 | 0.57 | 0.17 | 0.05 | 0.06 | 0.37 | 0.09 | A | 0.00 | 0.85 | 0.34 | A | 0.06 | 0.85 | |||||||||||
1958 | 0.06 | 1.31 | 0.47 | 0.26 | 0.00 | 0.16 | 0.34 | 0.11 | 0.20 | b | 0.46 | 0.09 | A | 0.00 | a | 1.31 | ||||||||||
1959 | 0.42 | 1.13 | 0.00 | 0.00 | 0.01 | 9999.00 | z | 0.47 | 0.90 | 0.00 | 0.80 | 0.87 | 1.41 | A | 1.13 | |||||||||||
1960 | 0.58 | 0.05 | 0.15 | A | 0.00 | 0.02 | 9999.00 | z | 0.02 | 1.53 | 0.00 | 0.27 | A | 0.13 | A | 0.04 | 1.53 | |||||||||
1961 | 0.38 | 0.00 | 0.30 | 0.00 | 0.00 | 0.00 | 0.81 | 0.40 | 0.29 | A | 0.29 | 0.00 | 1.00 | 1.00 | ||||||||||||
1962 | 0.90 | 0.27 | 0.31 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 0.41 | A | 9999.00 | z | 0.48 | 0.30 | 0.90 | |||||||||||
1963 | 0.20 | 0.68 | 0.43 | 9999.00 | z | 0.00 | 9999.00 | z | 0.00 | 1.40 | 0.13 | 1.30 | 9999.00 | z | 0.40 | 1.40 | ||||||||||
1964 | 0.11 | 0.00 | 0.38 | 0.02 | 0.02 | 0.00 | 0.64 | 1.02 | A | 0.52 | 0.25 | 0.21 | 0.45 | 0.64 | ||||||||||||
1965 | 1.03 | 1.14 | 1.07 | 0.89 | 0.61 | 0.09 | 0.97 | 0.31 | 0.42 | A | 0.00 | 0.44 | 1.25 | 1.25 | ||||||||||||
1966 | 0.48 | 0.68 | 9999.00 | z | 0.00 | 0.00 | 0.03 | 0.83 | 1.15 | A | 2.31 | 0.05 | 0.44 | 0.15 | 2.31 | |||||||||||
1967 | 0.52 | A | 0.00 | 0.27 | 0.21 | 0.00 | 0.28 | 0.70 | 0.28 | 1.09 | 0.50 | 0.64 | 1.66 | 1.66 | ||||||||||||
1968 | 0.05 | 0.56 | 0.34 | 0.00 | 0.00 | 0.00 | 0.30 | 0.89 | 0.00 | 0.49 | 0.66 | 0.38 | 0.89 | |||||||||||||
1969 | 1.67 | 0.23 | 0.44 | 0.12 | 9999.00 | z | 0.00 | 0.33 | 0.25 | 0.65 | 0.00 | 0.84 | 0.43 | 1.67 | ||||||||||||
1970 | 0.00 | 0.27 | 0.86 | 0.00 | 0.00 | 0.00 | 0.05 | 0.37 | 4.47 | A | 0.00 | 0.10 | 0.33 | 0.86 | ||||||||||||
1971 | 0.11 | 0.18 | 0.00 | 0.00 | 0.08 | 0.00 | 1.33 | 0.72 | 0.49 | 0.13 | 0.02 | 0.22 | 1.33 | |||||||||||||
1972 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.11 | 0.00 | 0.97 | 0.32 | 0.91 | 0.39 | 1.65 | 1.65 | |||||||||||||
1973 | 0.04 | 1.07 | 0.27 | 0.00 | 0.08 | 0.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.50 | A | 0.00 | 1.07 | ||||||||||||
1974 | 0.51 | 0.00 | 1.20 | 0.00 | 0.00 | 0.00 | 0.00 | t | 0.75 | 1.55 | 1.37 | 0.20 | 0.72 | 1.55 | ||||||||||||
1975 | 0.10 | 0.21 | 0.34 | 0.15 | 0.00 | 0.00 | 0.04 | 0.47 | 1.20 | 0.37 | 0.51 | A | 0.54 | 1.20 | ||||||||||||
1976 | 0.00 | 0.46 | 0.00 | 0.26 | 0.38 | 0.00 | 0.68 | 0.00 | 0.68 | 1.07 | 0.31 | 0.10 | 1.07 | |||||||||||||
1977 | 0.81 | 0.03 | 0.08 | 0.01 | 0.21 | 0.00 | 0.00 | 0.03 | 0.06 | 0.40 | 0.00 | 0.11 | 0.81 | |||||||||||||
1978 | 0.85 | 1.30 | 2.67 | 0.10 | 0.00 | 0.00 | 0.75 | 0.71 | 0.18 | 0.18 | 1.30 | 1.38 | 2.67 | |||||||||||||
1979 | 1.08 | 0.01 | 0.91 | A | 0.00 | 0.26 | 0.00 | 0.07 | 0.92 | 0.00 | 0.02 | 0.12 | 0.05 | 1.08 | ||||||||||||
1980 | 0.51 | 0.77 | 0.42 | 0.37 | 0.00 | 0.00 | 0.00 | 1.71 | 0.70 | 0.08 | 0.00 | 0.12 | 1.71 | |||||||||||||
1981 | 0.44 | 0.87 | 0.59 | 0.16 | 0.00 | 0.00 | 0.45 | 0.48 | 0.60 | 0.90 | 0.40 | 0.00 | 0.90 | |||||||||||||
1982 | 0.59 | 0.33 | 0.65 | 0.00 | 0.52 | 0.00 | 0.89 | 1.72 | 0.72 | 0.00 | 1.35 | 1.00 | 1.72 | |||||||||||||
1983 | 0.41 | 0.41 | 1.63 | 0.14 | 0.00 | 0.00 | 0.03 | 1.13 | 1.17 | 0.13 | 0.39 | 0.30 | 1.63 | |||||||||||||
1984 | 0.58 | 0.00 | 0.00 | 0.32 | 0.00 | 0.06 | 0.55 | 1.08 | 1.28 | 0.72 | 0.75 | 1.10 | 1.28 | |||||||||||||
1985 | 1.49 | 0.69 | 0.21 | 0.00 | 0.00 | 0.00 | 1.26 | 0.26 | 0.89 | 0.46 | 1.40 | 1.11 | 1.49 | |||||||||||||
1986 | 0.08 | 0.42 | 0.45 | 0.12 | 0.07 | 0.08 | 0.08 | 0.16 | 0.09 | 0.25 | 0.00 | 0.02 | q | 0.45 | ||||||||||||
1987 | 0.37 | 1.55 | 0.00 | 0.00 | 0.00 | 0.00 | 0.36 | 0.66 | 0.43 | 0.83 | 1.11 | 1.36 | 1.55 | |||||||||||||
1988 | 0.57 | 0.16 | 0.09 | 0.52 | 0.00 | 0.00 | 0.70 | 2.20 | 0.05 | 1.02 | 0.80 | 0.02 | 2.20 | |||||||||||||
1989 | 0.90 | 0.00 | 1.17 | 0.00 | 0.01 | 0.00 | 0.14 | 0.00 | 0.13 | 0.37 | 0.00 | 0.06 | 1.17 | |||||||||||||
1990 | 0.60 | 0.18 | 0.17 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.60 | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.51 | 0.40 | 0.47 | 0.11 | 0.07 | 0.04 | 0.50 | 0.70 | 0.57 | 0.40 | 0.43 | 0.49 | 1.33 | |||||||||||||
S.D. | 0.41 | 0.43 | 0.52 | 0.19 | 0.14 | 0.11 | 0.46 | 0.68 | 0.83 | 0.40 | 0.40 | 0.52 | 0.56 | |||||||||||||
SKEW | 0.89 | 1.09 | 2.21 | 2.29 | 2.61 | 3.65 | 0.74 | 1.57 | 2.94 | 0.79 | 0.88 | 0.94 | 1.51 | |||||||||||||
MAX | 1.67 | 1.55 | 2.67 | 0.89 | 0.61 | 0.57 | 1.65 | 3.20 | 4.47 | 1.37 | 1.40 | 1.66 | 3.20 | |||||||||||||
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 | 0.58 | |||||||||||||
NO YRS | 41 | 41 | 40 | 39 | 39 | 37 | 39 | 40 | 40 | 39 | 39 | 39 | 32 |