YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.54 | 0.89 | ----- | z | ||
1950 | 0.66 | 0.40 | 0.30 | 0.50 | 0.21 | 0.33 | 0.74 | 0.36 | 0.88 | 1.03 | 0.86 | 0.14 | 1.03 | |||||||||||||
1951 | 1.25 | 0.60 | 0.43 | 0.44 | 0.28 | 0.07 | 0.61 | 1.38 | 0.19 | 0.75 | a | ----- | z | ----- | z | ----- | z | |||||||||
1952 | ----- | z | ----- | z | ----- | z | ----- | z | 0.54 | 0.00 | 0.66 | 0.56 | 0.78 | 0.00 | 0.66 | q | ----- | z | ----- | z | ||||||
1953 | ----- | z | ----- | z | ----- | z | ----- | z | 0.34 | 0.58 | 0.64 | 0.25 | 0.38 | 0.81 | 0.80 | u | ----- | z | ----- | z | ||||||
1954 | ----- | z | ----- | z | ----- | z | 0.16 | r | 1.12 | 0.14 | 0.72 | 0.62 | 0.61 | 0.11 | ----- | z | ----- | z | ----- | z | ||||||
1955 | ----- | z | ----- | z | ----- | z | ----- | z | 0.73 | 0.22 | 0.69 | 0.62 | 0.55 | 0.07 | a | ----- | z | ----- | z | ----- | z | |||||
1956 | ----- | z | ----- | z | ----- | z | ----- | z | 0.12 | 0.22 | 0.34 | 0.29 | 0.07 | 1.58 | ----- | z | ----- | z | ----- | z | ||||||
1957 | ----- | z | ----- | z | ----- | z | ----- | z | 0.90 | a | 0.18 | 0.72 | 0.65 | 0.07 | 0.67 | 0.63 | u | ----- | z | ----- | z | |||||
1958 | ----- | z | ----- | z | ----- | z | ----- | z | 0.89 | 0.46 | 0.31 | 0.65 | 0.95 | 0.60 | ----- | z | ----- | z | ----- | z | ||||||
1959 | ----- | z | ----- | z | ----- | z | ----- | z | 0.46 | 0.29 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.84 | 1.30 | 0.47 | ----- | z | |||
1986 | 0.19 | 1.30 | 0.65 | 1.09 | 0.34 | a | ----- | z | 0.55 | 0.85 | c | 1.10 | 0.72 | 0.88 | 0.31 | ----- | z | |||||||||
1987 | 0.83 | 0.58 | 0.84 | 0.60 | 0.19 | 0.41 | 1.88 | 0.75 | 0.25 | 0.73 | 0.60 | e | 0.40 | a | 1.88 | f | ||||||||||
1988 | 0.86 | 1.26 | 0.31 | 0.61 | 0.18 | b | 0.77 | 0.64 | 0.74 | 0.73 | 0.22 | a | ----- | z | ----- | z | ----- | z | ||||||||
1989 | ----- | z | ----- | z | ----- | z | 0.10 | c | 0.16 | 0.39 | a | 0.88 | 0.87 | 1.16 | 1.38 | 0.38 | a | ----- | z | ----- | z | |||||
1990 | 0.65 | 0.30 | f | 0.35 | k | 0.60 | g | 1.10 | 0.40 | 1.00 | 0.60 | 1.34 | 1.20 | a | 0.42 | a | 1.00 | ----- | z | |||||||
1991 | 0.50 | a | 1.12 | b | 1.60 | a | 0.26 | a | 1.00 | b | 0.47 | 0.37 | 1.21 | a | 0.76 | 1.10 | ----- | z | ----- | z | ----- | z | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.71 | 0.88 | 0.69 | 0.51 | 0.54 | 0.33 | 0.72 | 0.69 | 0.65 | 0.74 | 0.71 | 0.54 | 1.03 | |||||||||||||
S.D. | 0.33 | 0.39 | 0.49 | 0.31 | 0.36 | 0.20 | 0.37 | 0.31 | 0.40 | 0.47 | 0.32 | 0.34 | 0.0 | |||||||||||||
SKEW | 0.10 | -0.03 | 1.15 | 0.61 | 0.44 | 0.39 | 2.05 | 0.72 | -0.01 | -0.04 | 0.76 | 0.39 | 0.00 | |||||||||||||
MAX | 1.25 | 1.30 | 1.60 | 1.09 | 1.12 | 0.77 | 1.88 | 1.38 | 1.34 | 1.58 | 1.30 | 1.00 | 1.03 | |||||||||||||
MIN | 0.19 | 0.40 | 0.30 | 0.10 | 0.12 | 0.00 | 0.31 | 0.25 | 0.07 | 0.00 | 0.38 | 0.14 | 1.03 | |||||||||||||
YRS | 7 | 6 | 6 | 7 | 16 | 15 | 15 | 15 | 15 | 16 | 7 | 6 | 1 |