YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1957 | ----- | z | ----- | z | ----- | z | ----- | z | 0.96 | 4.00 | 2.00 | 1.05 | 0.67 | 0.54 | 0.42 | c | 0.18 | ----- | z | |||||||
1958 | 0.29 | 0.21 | 0.31 | 0.60 | 0.39 | 2.00 | 1.30 | 1.00 | 1.20 | 0.33 | 0.30 | 0.06 | 2.00 | |||||||||||||
1959 | 0.05 | 0.05 | 0.05 | 0.20 | 1.55 | 1.50 | 1.36 | 1.52 | 0.56 | 0.50 | 0.30 | 1.00 | b | 1.55 | b | |||||||||||
1960 | 0.20 | a | 0.06 | 0.29 | 0.90 | 0.83 | 0.87 | 1.63 | 1.06 | 1.00 | 0.05 | c | 0.84 | 0.53 | 1.63 | d | ||||||||||
1961 | 0.00 | 0.52 | 0.75 | 0.56 | 1.04 | 2.00 | 1.35 | 0.37 | 0.68 | 1.90 | 1.91 | ----- | z | ----- | z | |||||||||||
1962 | 0.13 | 0.50 | 0.59 | 0.78 | 1.10 | 0.98 | 1.73 | 1.15 | 0.66 | 0.60 | 0.35 | 0.10 | 1.73 | |||||||||||||
1963 | 0.20 | 0.08 | 0.70 | 0.90 | 1.62 | 2.03 | 1.85 | 1.62 | 0.94 | 0.00 | 0.00 | 0.60 | 2.03 | |||||||||||||
1964 | 0.22 | 0.06 | 0.70 | 1.03 | 0.80 | 0.60 | 0.62 | 2.55 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||||||
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.95 | m | 2.50 | 0.74 | 2.22 | 0.25 | 0.66 | 0.68 | ----- | z | ||||||
1966 | 0.50 | 0.75 | 0.47 | 0.67 | 0.51 | 2.02 | 1.18 | 2.02 | 1.11 | 1.82 | 0.22 | 0.40 | 2.02 | |||||||||||||
1967 | 0.91 | 0.65 | 0.24 | 1.36 | 0.27 | 1.32 | 1.28 | 2.53 | 0.25 | 0.78 | 0.02 | 0.43 | 2.53 | |||||||||||||
1968 | 0.40 | 0.04 | 0.42 | 0.86 | 0.60 | 1.78 | 1.42 | 0.30 | 2.73 | 2.00 | 0.20 | 0.70 | 2.73 | |||||||||||||
1969 | 0.47 | 0.40 | 0.40 | 0.78 | 0.28 | 1.67 | 0.62 | 0.22 | 0.58 | 0.64 | 0.29 | 0.56 | 1.67 | |||||||||||||
1970 | 0.35 | 0.20 | 0.90 | 0.87 | 0.90 | 0.82 | 0.45 | 1.16 | 0.57 | 2.30 | 1.83 | 0.22 | 2.30 | |||||||||||||
1971 | 0.21 | 1.04 | 0.09 | 0.45 | 1.25 | 1.58 | 1.51 | 1.85 | 0.62 | 1.75 | 1.38 | 0.35 | 1.85 | |||||||||||||
1972 | 0.28 | 0.28 | 0.70 | 1.38 | 1.37 | 0.38 | 1.97 | 0.59 | 1.06 | 0.65 | 1.12 | 0.65 | 1.97 | |||||||||||||
1973 | 0.24 | 0.17 | 0.63 | 1.08 | 0.97 | 0.80 | 1.37 | 1.15 | 0.92 | 0.36 | 2.36 | 0.27 | 2.36 | |||||||||||||
1974 | 0.02 | 0.30 | 0.18 | 0.72 | 0.68 | 1.15 | 0.67 | 1.10 | 0.50 | 0.85 | 0.65 | 0.07 | 1.15 | |||||||||||||
1975 | 0.80 | 0.12 | 0.35 | 1.44 | 0.20 | b | 2.46 | 2.36 | 0.72 | 0.63 | 0.57 | 1.94 | 0.25 | 2.46 | b | |||||||||||
1976 | 0.35 | 0.41 | 0.92 | 0.27 | 0.34 | 0.63 | 0.76 | 1.01 | 1.17 | 0.22 | 0.04 | 0.30 | 1.17 | |||||||||||||
1977 | 0.22 | 0.67 | 0.76 | 0.62 | 1.13 | 2.42 | 1.95 | 0.95 | 0.81 | 1.50 | 2.00 | 0.41 | 2.42 | |||||||||||||
1978 | 0.15 | 0.18 | 0.30 | 1.27 | 0.74 | 0.56 | 1.42 | 1.67 | 2.14 | 0.26 | 0.50 | 0.60 | 2.14 | |||||||||||||
1979 | 0.28 | 0.26 | 0.78 | 0.40 | 0.99 | 0.94 | 0.79 | 2.18 | 1.05 | 1.30 | 0.35 | a | 0.10 | 2.18 | a | |||||||||||
1980 | 0.22 | 0.35 | 0.27 | 0.17 | 0.97 | 0.80 | 0.67 | 3.27 | 1.42 | 0.41 | 0.02 | 0.09 | 3.27 | |||||||||||||
1981 | 0.26 | 0.86 | 0.74 | 0.60 | 0.28 | 1.10 | 2.95 | 2.12 | 0.22 | 0.88 | 0.68 | 0.56 | 2.95 | |||||||||||||
1982 | 0.48 | 0.06 | 0.46 | 1.13 | 0.74 | 0.48 | 0.50 | m | 0.75 | 3.10 | 1.00 | a | 1.85 | a | 0.85 | 3.10 | o | |||||||||
1983 | 0.35 | d | 0.20 | 1.10 | a | 1.35 | 0.90 | 1.65 | 1.50 | 3.20 | 0.95 | 1.20 | 1.20 | 0.30 | 3.20 | e | ||||||||||
1984 | 0.30 | 0.45 | 0.90 | a | 1.40 | 0.60 | 1.90 | 1.20 | 2.70 | 1.30 | 1.50 | 0.10 | 1.20 | a | 2.70 | b | ||||||||||
1985 | 0.10 | b | 0.15 | b | 1.00 | 1.50 | 1.30 | 1.80 | 1.40 | 1.60 | 0.50 | 1.20 | 0.35 | b | 0.30 | b | 1.80 | h | ||||||||
1986 | 0.20 | 0.15 | a | 0.45 | 1.50 | 0.25 | 2.60 | 1.80 | 1.50 | 1.75 | 0.40 | 0.30 | 0.10 | 2.60 | a | |||||||||||
1987 | 0.10 | 0.10 | 0.40 | 0.15 | 0.75 | 1.80 | 2.60 | 0.80 | 1.45 | 0.40 | 0.40 | 0.40 | d | 2.60 | d | |||||||||||
1988 | 0.60 | b | 0.10 | a | 0.80 | 0.60 | a | 1.10 | 0.36 | 0.71 | 2.35 | 0.75 | 0.25 | 0.70 | a | 0.40 | y | ----- | z | |||||||
1989 | 0.50 | a | 0.40 | 0.50 | 0.90 | 0.55 | 1.20 | 1.10 | 2.60 | 0.96 | 0.15 | 0.50 | g | 0.20 | 2.60 | h | ||||||||||
1990 | 0.00 | 0.25 | 1.50 | 0.70 | 1.12 | 2.40 | 1.16 | 0.60 | 0.67 | 1.05 | 0.40 | 0.50 | a | 2.40 | a | |||||||||||
1991 | 0.10 | b | 0.25 | 1.55 | 2.00 | 0.95 | 1.05 | 1.70 | 1.35 | ----- | z | 0.05 | k | ----- | z | ----- | z | ----- | z | |||||||
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.31 | v | ----- | z |
1993 | 0.50 | 0.10 | 0.84 | 0.54 | 1.58 | 2.80 | 2.00 | 0.84 | 1.28 | 0.29 | 1.75 | 0.33 | 2.80 | |||||||||||||
1994 | 0.28 | 0.24 | 0.11 | a | 1.11 | 0.55 | 1.60 | 0.80 | 6.72 | 1.00 | 0.53 | 0.59 | 0.12 | b | 6.72 | c | ||||||||||
1995 | 0.04 | 0.15 | 0.78 | a | 0.77 | a | 0.90 | 4.10 | 1.05 | 1.11 | 1.29 | 1.50 | 0.64 | b | 0.50 | a | 4.10 | e | ||||||||
1996 | 0.55 | b | 0.05 | 1.08 | 0.20 | 0.74 | 1.94 | 0.41 | 1.81 | 0.46 | 1.39 | 1.00 | 0.74 | 1.94 | b | |||||||||||
1997 | 0.51 | 0.05 | b | 0.41 | 0.50 | 0.50 | 4.64 | 4.03 | 2.36 | ----- | z | 0.60 | 0.21 | 0.25 | ----- | z | ||||||||||
1998 | 0.25 | 0.45 | 1.00 | a | 0.10 | 0.95 | 1.02 | 1.82 | 0.50 | 0.25 | 1.20 | 1.50 | 0.30 | 1.82 | a | |||||||||||
1999 | 0.35 | 0.00 | a | 0.50 | 1.07 | 0.51 | 0.70 | 1.48 | 1.90 | 0.33 | 0.20 | ----- | z | 0.10 | ----- | z | ||||||||||
2000 | 0.70 | 0.70 | 0.58 | 0.41 | 1.20 | 1.20 | ----- | z | 1.50 | 0.20 | 0.47 | 1.30 | a | 0.31 | a | ----- | z | |||||||||
2001 | 1.15 | 0.60 | 0.55 | 2.51 | ----- | z | 1.70 | 0.46 | 0.80 | 1.10 | 0.35 | 1.58 | 0.25 | ----- | z | |||||||||||
2002 | 0.17 | b | 1.00 | 1.12 | 0.86 | 1.82 | 1.90 | 1.55 | 3.50 | 0.60 | 1.08 | 0.05 | 1.00 | 3.50 | b | |||||||||||
2003 | 0.08 | 0.55 | a | 0.47 | c | 0.85 | 1.19 | 1.50 | 0.83 | 0.15 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.32 | 0.32 | 0.63 | 0.86 | 0.86 | 1.62 | 1.44 | 1.58 | 0.99 | 0.82 | 0.79 | 0.41 | 2.37 | |||||||||||||
S.D. | 0.24 | 0.27 | 0.34 | 0.50 | 0.40 | 0.95 | 0.72 | 1.14 | 0.64 | 0.59 | 0.68 | 0.28 | 0.99 | |||||||||||||
SKEW | 1.29 | 1.02 | 0.62 | 0.92 | 0.30 | 1.30 | 1.17 | 2.13 | 1.50 | 0.73 | 0.74 | 0.93 | 2.86 | |||||||||||||
MAX | 1.15 | 1.04 | 1.55 | 2.51 | 1.82 | 4.64 | 4.03 | 6.72 | 3.10 | 2.30 | 2.36 | 1.20 | 6.72 | |||||||||||||
MIN | 0.00 | 0.00 | 0.05 | 0.10 | 0.20 | 0.36 | 0.41 | 0.15 | 0.20 | 0.00 | 0.00 | 0.06 | 1.15 | |||||||||||||
YRS | 44 | 44 | 44 | 44 | 44 | 45 | 44 | 46 | 42 | 43 | 41 | 41 | 30 |