YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.63 | e | 0.16 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.38 | w | 1.80 | 1.39 | 0.66 | 0.24 | 0.24 | ----- | z | |||||
1963 | 0.08 | 0.22 | 0.43 | 0.98 | 0.75 | 0.84 | 0.98 | 2.11 | 0.48 | 0.42 | 0.82 | 0.22 | 2.11 | |||||||||||||
1964 | 0.31 | 0.17 | 0.94 | 1.04 | 2.26 | ----- | z | 0.77 | 1.14 | 1.17 | 0.28 | 0.53 | 0.81 | n | ----- | z | ||||||||||
1965 | 0.50 | l | 0.40 | 1.00 | 1.00 | f | ----- | z | ----- | z | ----- | z | 0.44 | s | 0.75 | 0.36 | 1.31 | 0.83 | k | ----- | z | |||||
1966 | 0.65 | 0.46 | 0.69 | 0.51 | 0.47 | 2.00 | 0.85 | 1.44 | 0.78 | 1.70 | 0.31 | 0.30 | l | 2.00 | l | |||||||||||
1967 | 1.25 | e | 0.24 | 0.31 | 0.38 | 0.32 | b | 3.61 | a | 0.88 | 2.52 | 0.81 | 0.35 | 0.14 | 0.10 | g | 3.61 | o | ||||||||
1968 | 0.86 | 0.12 | 0.69 | 1.62 | 0.58 | ----- | z | 2.60 | k | 0.41 | 1.77 | 2.00 | 0.57 | 0.98 | ----- | z | ||||||||||
1969 | 0.75 | 0.10 | 0.21 | 1.71 | 0.24 | 0.67 | 2.52 | 0.97 | 0.84 | 0.50 | 0.57 | 0.54 | 2.52 | |||||||||||||
1970 | 0.10 | 0.18 | 0.55 | 0.69 | 0.89 | 0.76 | 1.47 | 0.82 | 0.65 | 2.27 | 1.39 | 0.23 | 2.27 | |||||||||||||
1971 | 0.39 | 0.64 | 0.46 | 0.38 | 1.08 | 0.53 | 1.63 | 2.33 | 0.70 | 1.27 | 0.80 | 0.30 | 2.33 | |||||||||||||
1972 | 0.53 | 0.26 | 0.50 | 0.46 | 1.41 | 1.35 | 5.05 | 1.89 | 0.98 | 1.51 | 1.19 | 0.66 | 5.05 | |||||||||||||
1973 | 0.42 | 0.28 | 0.97 | 0.88 | 1.27 | 0.81 | 0.80 | 2.33 | 0.90 | 1.22 | 0.80 | 0.30 | 2.33 | |||||||||||||
1974 | 0.20 | 0.23 | 0.34 | 1.15 | 0.72 | 1.64 | 0.76 | 3.02 | 1.46 | 0.59 | 1.70 | 0.25 | 3.02 | |||||||||||||
1975 | 0.73 | 0.24 | 0.80 | 0.65 | 0.57 | 2.04 | 0.44 | 1.08 | 0.70 | 0.75 | 1.15 | 0.34 | 2.04 | |||||||||||||
1976 | 0.75 | 0.67 | 0.87 | 0.26 | 0.20 | 1.27 | 2.48 | 0.42 | 0.13 | 0.33 | 0.20 | 0.10 | 2.48 | |||||||||||||
1977 | 0.18 | 0.28 | 1.65 | 0.93 | 1.20 | 0.55 | 2.20 | 2.36 | 1.02 | 0.76 | 1.10 | 0.31 | 2.36 | |||||||||||||
1978 | 0.20 | 0.11 | 0.28 | 1.20 | 1.38 | 0.88 | 2.15 | 4.06 | 1.18 | 0.30 | 0.45 | 0.41 | 4.06 | |||||||||||||
1979 | 0.40 | 0.53 | 0.46 | 0.40 | 0.58 | 1.21 | 1.10 | 0.97 | 0.51 | 0.85 | 0.13 | 0.12 | 1.21 | |||||||||||||
1980 | 0.51 | 0.14 | 0.43 | 0.13 | 0.52 | 1.00 | 1.72 | 1.53 | 2.05 | 0.43 | 0.19 | 0.10 | 2.05 | |||||||||||||
1981 | 0.03 | 0.76 | 0.78 | 1.54 | 0.28 | 3.45 | 0.66 | 2.53 | 0.74 | 0.64 | 0.17 | 0.25 | 3.45 | |||||||||||||
1982 | 0.65 | 0.16 | 0.33 | 0.48 | 4.90 | 0.65 | 0.70 | a | 1.14 | 1.34 | 1.19 | 0.43 | 1.10 | a | 4.90 | b | ||||||||||
1983 | 2.01 | 0.18 | 0.29 | 0.65 | 0.66 | 0.75 | 2.50 | 2.22 | 1.01 | 0.81 | 1.11 | 0.43 | 2.50 | |||||||||||||
1984 | 0.36 | 0.94 | 0.37 | 0.97 | 1.68 | 1.60 | 2.70 | 1.25 | 1.65 | 0.51 | 0.40 | 0.82 | 2.70 | |||||||||||||
1985 | 0.07 | 0.27 | 1.25 | ----- | z | ----- | z | 3.19 | 1.07 | 1.96 | 1.85 | 0.71 | 0.51 | 0.43 | ----- | z | ||||||||||
1986 | 0.17 | 0.49 | 0.48 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
1987 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1988 | ----- | z | ----- | z | ----- | z | 0.78 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
1989 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1990 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.77 | 1.67 | a | 0.95 | g | 1.50 | b | 0.50 | ----- | z | ----- | z | ||
1991 | ----- | z | 0.20 | g | 0.12 | 1.15 | 2.01 | 1.64 | 1.55 | b | 0.67 | 3.07 | e | 0.65 | 1.10 | f | 0.00 | m | ----- | z | ||||||
1992 | 0.25 | c | ----- | z | 0.63 | 1.14 | c | 0.70 | 0.90 | 2.47 | a | 1.26 | a | 0.37 | 0.72 | 0.53 | a | 0.40 | ----- | z | ||||||
1993 | 0.55 | e | 0.00 | b | 0.67 | e | 0.54 | 1.52 | 0.36 | 0.63 | 0.53 | 1.15 | 1.19 | i | 1.15 | c | 0.30 | e | ----- | z | ||||||
1994 | ----- | z | 0.15 | i | 0.65 | g | 1.20 | b | 1.50 | 0.60 | 0.83 | 0.65 | 4.44 | a | 0.30 | m | ----- | z | ----- | z | ----- | z | ||||
1995 | 0.05 | i | ----- | z | 1.10 | a | 0.00 | e | ----- | z | 0.50 | 0.90 | 3.08 | 0.80 | 1.50 | 0.60 | b | 0.35 | ----- | z | ||||||
1996 | 0.65 | 0.50 | 1.00 | 0.50 | 0.50 | a | 2.00 | 2.52 | 1.56 | d | 2.20 | 1.30 | 1.60 | h | 0.00 | t | ----- | z | ||||||||
1997 | 0.05 | p | 0.00 | j | 0.00 | h | 0.25 | a | 0.27 | 1.09 | 1.75 | 1.15 | 1.40 | 1.00 | a | 0.50 | ----- | z | ----- | z | ||||||
1998 | ----- | z | 0.05 | b | 1.75 | e | 0.30 | a | 1.00 | 1.20 | 0.26 | 1.20 | 1.10 | 1.15 | k | 0.04 | c | 0.30 | f | ----- | z | |||||
1999 | 0.40 | 0.30 | 0.50 | b | 1.00 | 1.10 | 1.25 | 3.50 | 2.00 | 0.50 | 0.02 | 0.35 | 0.20 | 3.50 | b | |||||||||||
2000 | 0.20 | 1.10 | 0.50 | 0.20 | 0.50 | 0.57 | a | 2.00 | 2.00 | 0.20 | 0.70 | d | 0.60 | 0.20 | 2.00 | e | ||||||||||
2001 | 0.30 | 0.87 | 0.50 | 1.50 | 0.07 | s | 0.07 | a | 0.06 | b | 0.25 | a | 0.03 | 1.00 | 1.27 | 0.20 | 1.50 | w | ||||||||
2002 | 0.10 | g | 1.00 | a | 0.60 | 0.40 | 0.05 | b | 0.06 | 1.02 | 1.50 | b | 1.00 | o | 3.50 | 0.10 | 0.10 | ----- | z | |||||||
2003 | 0.30 | 0.49 | 0.60 | 0.34 | 1.50 | 1.25 | 1.00 | a | 0.25 | 0.60 | 0.60 | 0.43 | 0.40 | 1.50 | a | |||||||||||
2004 | 0.20 | a | 0.50 | 0.50 | 2.50 | a | 1.30 | 0.30 | h | 1.00 | 1.30 | 2.10 | 2.10 | ----- | z | ----- | z | ----- | z | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.47 | 0.39 | 0.65 | 0.80 | 1.03 | 1.22 | 1.47 | 1.53 | 1.16 | 0.97 | 0.64 | 0.37 | 2.76 | |||||||||||||
S.D. | 0.40 | 0.29 | 0.37 | 0.53 | 0.89 | 0.87 | 1.01 | 0.87 | 0.84 | 0.70 | 0.43 | 0.25 | 1.03 | |||||||||||||
SKEW | 2.11 | 0.93 | 1.29 | 1.00 | 2.62 | 1.35 | 1.41 | 0.61 | 1.88 | 1.59 | 0.67 | 1.54 | 0.94 | |||||||||||||
MAX | 2.01 | 1.10 | 1.75 | 2.50 | 4.90 | 3.61 | 5.05 | 4.06 | 4.44 | 3.50 | 1.70 | 1.10 | 5.05 | |||||||||||||
MIN | 0.03 | 0.00 | 0.12 | 0.00 | 0.05 | 0.06 | 0.06 | 0.16 | 0.03 | 0.02 | 0.04 | 0.10 | 1.21 | |||||||||||||
YRS | 31 | 33 | 36 | 36 | 33 | 33 | 37 | 39 | 37 | 36 | 35 | 28 | 19 |