YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.93 | 0.70 | 0.04 | a | 1.67 | i | ||
1979 | 0.88 | 0.84 | 0.00 | 0.04 | 1.25 | 0.57 | 2.65 | 2.06 | 0.66 | 0.00 | 0.00 | 0.52 | 9.47 | |||||||||||||
1980 | 0.73 | 0.22 | 0.03 | 0.00 | 0.49 | 0.20 | 0.12 | 1.48 | 3.04 | 0.13 | 0.45 | 0.19 | 7.08 | |||||||||||||
1981 | 0.73 | 0.31 | 0.15 | 0.94 | 1.10 | 1.91 | 1.80 | 4.15 | 2.22 | 0.17 | 0.04 | 0.03 | 13.55 | |||||||||||||
1982 | 0.15 | 0.22 | 0.00 | 0.63 | 1.85 | 0.95 | 0.89 | 0.49 | 1.43 | 0.05 | 1.63 | 1.90 | 10.19 | |||||||||||||
1983 | 0.61 | 0.33 | 0.50 | 0.80 | 0.08 | 0.63 | 0.88 | 0.75 | 1.09 | 1.21 | 0.70 | 0.13 | 7.71 | |||||||||||||
1984 | 0.52 | 0.00 | 0.05 | 0.00 | 0.36 | 0.96 | 0.50 | 2.49 | 0.76 | 2.29 | 0.78 | 1.02 | 9.73 | |||||||||||||
1985 | 0.44 | b | 0.36 | t | 0.91 | 0.28 | 0.30 | 0.58 | 0.67 | 2.48 | 2.58 | 1.71 | 0.42 | 0.00 | 10.37 | a | ||||||||||
1986 | 0.05 | 0.21 | 0.11 | 0.00 | 0.69 | 2.32 | 0.82 | 2.88 | 1.36 | 1.27 | 1.79 | 1.56 | a | 13.06 | ||||||||||||
1987 | 0.15 | 0.36 | 0.23 | 0.33 | 3.71 | 1.18 | 0.76 | 2.09 | 1.01 | 0.45 | 0.90 | 0.77 | 11.94 | |||||||||||||
1988 | 0.00 | k | 0.21 | 0.09 | 0.62 | 0.12 | 0.21 | 1.19 | 3.18 | 0.61 | 0.18 | 0.00 | 0.09 | 6.50 | a | |||||||||||
1989 | 0.07 | 0.81 | 0.02 | 0.35 | 1.01 | 0.41 | 0.91 | 2.40 | 2.14 | 0.02 | 0.00 | 0.15 | 8.29 | |||||||||||||
1990 | 0.02 | 0.04 | 0.32 | 0.23 | 0.22 | 0.06 | 1.72 | 1.80 | 4.13 | 1.27 | 0.36 | 0.23 | 10.40 | |||||||||||||
1991 | 0.55 | a | 0.33 | 0.33 | 0.00 | 0.11 | 0.39 | 0.74 | 0.75 | 4.48 | 0.02 | 0.50 | 2.27 | b | 10.47 | |||||||||||
1992 | 0.97 | 0.12 | 0.31 | 0.32 | 2.31 | b | 0.77 | 0.92 | 0.53 | 1.04 | 1.00 | 0.53 | 0.09 | 8.91 | ||||||||||||
1993 | 1.28 | a | 0.30 | 0.00 | 0.31 | 0.69 | 0.50 | 2.07 | t | 1.61 | 0.55 | 1.02 | a | 0.28 | 0.39 | 6.93 | a | |||||||||
1994 | 0.00 | 0.12 | x | 0.18 | 0.54 | 1.28 | 0.21 | x | 0.43 | x | 0.58 | ----- | z | 0.23 | o | 1.24 | y | ----- | z | 2.58 | g | |||||
1995 | ----- | z | 0.97 | a | ----- | z | 0.00 | ----- | z | ----- | z | 0.28 | 1.00 | 2.24 | a | 0.05 | 0.15 | 0.05 | 4.74 | d | ||||||
1996 | 0.00 | a | 0.00 | 0.00 | 0.60 | a | 0.00 | 4.00 | a | 1.52 | 3.05 | 1.75 | 0.40 | 0.48 | 0.00 | 11.80 | ||||||||||
1997 | 0.05 | 0.95 | 0.20 | 0.30 | 1.65 | j | 2.10 | 0.96 | f | ----- | z | 1.50 | ----- | z | 0.55 | ----- | z | 5.65 | e | |||||||
1998 | 0.00 | 0.00 | 0.25 | 0.00 | ----- | z | 0.20 | 3.60 | 4.20 | ----- | z | ----- | z | ----- | z | ----- | z | 8.25 | e | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.40 | 0.35 | 0.19 | 0.31 | 0.92 | 1.00 | 1.17 | 2.00 | 1.81 | 0.68 | 0.54 | 0.52 | 10.20 | |||||||||||||
S.D. | 0.40 | 0.32 | 0.22 | 0.29 | 0.97 | 1.00 | 0.88 | 1.16 | 1.16 | 0.69 | 0.49 | 0.71 | 1.98 | |||||||||||||
SKEW | 0.62 | 0.91 | 1.81 | 0.53 | 1.55 | 1.70 | 1.47 | 0.36 | 1.02 | 0.78 | 1.25 | 1.42 | 0.17 | |||||||||||||
MAX | 1.28 | 0.97 | 0.91 | 0.94 | 3.71 | 4.00 | 3.60 | 4.20 | 4.48 | 2.29 | 1.79 | 2.27 | 13.55 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.06 | 0.12 | 0.49 | 0.55 | 0.00 | 0.00 | 0.00 | 7.08 | |||||||||||||
YRS | 18 | 18 | 19 | 20 | 17 | 18 | 17 | 19 | 18 | 18 | 19 | 18 | 13 |