YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 0.02 | f | 0.60 | f | 0.54 | d | 1.53 | d | 1.22 | 1.67 | 0.81 | 0.35 | 1.00 | 0.47 | b | 0.20 | c | ----- | z | |||||
1970 | 0.05 | c | 0.07 | 1.01 | a | 0.56 | 0.19 | 0.96 | 1.01 | 1.50 | 0.54 | 0.25 | 0.37 | 0.00 | a | 1.50 | e | |||||||||
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 | 0.06 | 0.03 | c | ----- | z | 1.94 | 0.93 | ----- | z | 1.85 | 0.51 | 0.08 | 0.00 | 0.60 | ----- | z | ||||||||
1982 | 0.40 | d | 0.25 | 0.18 | 0.20 | 0.78 | 1.83 | 2.14 | 1.47 | 0.40 | 0.13 | 0.10 | 0.24 | b | 2.14 | f | ||||||||||
1983 | 0.20 | b | 0.12 | b | 0.42 | 0.42 | 0.99 | b | 1.43 | 0.75 | 0.53 | 0.07 | 0.20 | b | 0.42 | e | 0.18 | e | 1.43 | r | ||||||
1984 | 0.61 | a | 0.01 | c | 0.39 | 0.55 | 0.45 | b | 0.94 | 1.22 | a | 0.84 | 0.47 | 1.82 | b | 0.07 | 0.17 | g | 1.82 | p | ||||||
1985 | 0.25 | a | 0.10 | a | 0.88 | 0.79 | 1.05 | 0.00 | 2.07 | 0.50 | a | 0.43 | d | 0.23 | 0.16 | 0.13 | b | 2.07 | i | |||||||
1986 | 0.00 | g | 0.08 | 0.31 | 0.23 | d | 0.31 | 1.01 | a | 1.89 | e | 2.29 | 0.58 | 0.31 | b | 0.69 | 0.17 | b | 2.29 | u | ||||||
1987 | 0.60 | 0.43 | a | 1.30 | 0.17 | 0.53 | e | 0.91 | 0.61 | 0.80 | b | 0.32 | c | 0.36 | 0.00 | e | 0.38 | d | 1.30 | t | ||||||
1988 | 0.00 | e | ----- | z | ----- | z | 0.10 | 0.57 | a | 0.46 | a | 0.51 | 0.59 | ----- | z | 0.10 | 0.14 | a | ----- | z | ----- | z | ||||
1989 | 0.12 | 0.60 | c | ----- | z | 0.22 | d | 0.58 | f | 1.27 | 0.77 | d | 0.48 | 0.50 | a | 0.15 | 0.01 | 0.18 | ----- | z | ||||||
1990 | 0.36 | a | 0.31 | c | 0.56 | 0.80 | 1.59 | b | 0.34 | 1.58 | b | 1.07 | 0.60 | a | 0.68 | f | 0.19 | 0.16 | d | 1.59 | s | |||||
1991 | 0.00 | 0.00 | 0.18 | 0.58 | 1.34 | c | 1.55 | 0.70 | 0.68 | b | 0.45 | 0.35 | 0.50 | a | 0.18 | g | 1.55 | m | ||||||||
1992 | 0.10 | e | 0.00 | f | 1.04 | 0.93 | 0.34 | a | 0.30 | b | 0.52 | d | 1.45 | 0.02 | 0.04 | 0.29 | g | 0.02 | o | ----- | z | |||||
1993 | 0.01 | d | 0.06 | c | 0.90 | 0.43 | 0.27 | d | 0.09 | a | 1.45 | 1.17 | 0.10 | c | 0.50 | 0.26 | l | 0.05 | ----- | z | ||||||
1994 | 0.35 | d | 0.00 | 0.23 | a | 0.39 | b | 2.96 | d | 0.87 | 0.40 | b | 1.14 | 0.79 | c | 0.91 | f | 0.15 | 0.10 | b | 2.96 | x | ||||
1995 | 0.00 | c | 0.27 | a | 0.46 | c | 1.35 | c | 2.93 | f | 0.61 | d | 0.52 | g | 0.16 | d | 1.23 | a | 0.00 | 0.03 | 0.00 | a | ----- | z | ||
1996 | 0.15 | c | 0.10 | 0.07 | 0.05 | a | 1.77 | d | 0.28 | a | 3.02 | c | 1.59 | c | 0.45 | 0.36 | g | 0.20 | a | 0.13 | a | 3.02 | x | |||
1997 | 0.20 | e | 0.09 | a | 0.12 | 1.19 | a | 1.30 | d | 2.13 | d | 0.62 | 1.45 | c | 1.62 | c | 0.25 | g | 1.30 | c | 0.00 | ----- | z | |||
1998 | 0.00 | 0.08 | d | 1.57 | c | 1.20 | 0.55 | e | 0.20 | a | 2.08 | e | 1.00 | c | 0.30 | a | 0.16 | b | 0.91 | c | 0.38 | b | ----- | z | ||
1999 | 0.00 | 0.00 | 0.06 | 2.37 | b | 0.75 | b | 0.16 | c | 1.50 | a | 2.12 | b | 0.90 | d | 0.15 | a | 0.50 | a | 0.08 | c | 2.37 | s | |||
2000 | 0.31 | m | 0.06 | j | 0.39 | b | 0.15 | d | 0.60 | b | 1.12 | e | 1.52 | l | 2.65 | g | 0.72 | b | 0.40 | g | 0.08 | f | 0.76 | d | ----- | z |
2001 | 0.35 | f | 0.13 | 0.18 | d | 0.30 | 1.59 | i | 0.40 | d | 0.72 | l | 0.60 | b | 0.02 | l | 0.00 | 0.23 | l | 0.03 | d | ----- | z | |||
2002 | 0.25 | a | 0.02 | c | 0.15 | b | 0.11 | b | 0.34 | h | 0.05 | b | 1.12 | f | 0.03 | 0.40 | 0.07 | 0.11 | b | 0.04 | ----- | z | ||||
2003 | 0.00 | 0.09 | d | 1.16 | 0.26 | b | 0.17 | i | 0.34 | d | 1.20 | b | 0.17 | a | 1.32 | c | 0.06 | a | 0.05 | c | 0.03 | a | ----- | z | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.18 | 0.14 | 0.53 | 0.58 | 0.99 | 0.78 | 1.29 | 1.01 | 0.57 | 0.30 | 0.30 | 0.18 | 0.0 | |||||||||||||
S.D. | 0.20 | 0.15 | 0.46 | 0.53 | 0.70 | 0.58 | 0.71 | 0.61 | 0.39 | 0.42 | 0.34 | 0.20 | 0.0 | |||||||||||||
SKEW | 0.91 | 1.68 | 0.81 | 1.77 | 1.15 | 0.56 | 0.67 | 0.36 | 1.15 | 2.67 | 1.52 | 1.60 | 0.00 | |||||||||||||
MAX | 0.61 | 0.60 | 1.57 | 2.37 | 2.96 | 2.13 | 3.02 | 2.29 | 1.62 | 1.82 | 1.30 | 0.76 | -9999 | |||||||||||||
MIN | 0.00 | 0.00 | 0.03 | 0.05 | 0.19 | 0.00 | 0.40 | 0.03 | 0.02 | 0.00 | 0.00 | 0.00 | 9999 | |||||||||||||
YRS | 20 | 21 | 22 | 24 | 20 | 25 | 20 | 24 | 23 | 20 | 21 | 21 | 0 |