YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.72 | u | 1.03 | ----- | z | |
1957 | 1.10 | c | 1.03 | 0.76 | 2.01 | 0.99 | 0.42 | 1.94 | 0.90 | 0.89 | 1.65 | 1.39 | 3.10 | 3.10 | c | |||||||||||
1958 | 1.39 | 1.68 | 0.95 | a | 1.65 | a | 1.20 | 1.17 | 0.72 | 1.82 | 1.94 | 2.60 | 1.56 | 0.42 | 2.60 | b | ||||||||||
1959 | 0.75 | 0.65 | 0.65 | 1.16 | a | 0.54 | 3.12 | 1.70 | 1.50 | 0.98 | 1.24 | 0.84 | 1.13 | 3.12 | a | |||||||||||
1960 | 1.35 | 0.44 | 0.87 | 1.33 | 0.66 | 0.94 | 1.05 | 3.39 | 3.11 | 1.50 | 0.49 | 0.30 | 3.39 | |||||||||||||
1961 | 0.39 | 0.66 | 0.96 | 0.81 | 1.25 | 0.94 | 1.11 | 0.76 | 0.81 | 0.62 | 1.50 | 0.44 | 1.50 | |||||||||||||
1962 | 1.22 | 0.96 | 0.79 | 0.91 | a | 0.26 | 0.51 | a | 1.19 | 1.03 | 0.95 | 1.20 | 1.16 | 0.90 | 1.22 | b | ||||||||||
1963 | 0.60 | 0.52 | 0.50 | 0.84 | 0.72 | c | 0.80 | 1.10 | 0.85 | 1.31 | 0.05 | 1.92 | 0.87 | 1.92 | c | |||||||||||
1964 | 2.05 | 0.56 | 0.42 | b | 0.70 | 1.18 | 1.50 | 1.01 | 0.50 | 1.00 | 0.50 | 1.21 | 0.93 | 2.05 | b | |||||||||||
1965 | 0.59 | 1.67 | 0.55 | 0.55 | 0.61 | 0.62 | 1.12 | 0.92 | 0.86 | 1.04 | 0.39 | 1.35 | 1.67 | |||||||||||||
1966 | 0.42 | 0.87 | 0.71 | 0.58 | a | 0.68 | 0.18 | 0.90 | 1.05 | 1.51 | 1.07 | 1.20 | 1.14 | 1.51 | a | |||||||||||
1967 | 1.01 | 0.37 | 1.56 | 0.57 | 0.82 | 1.54 | 1.45 | 1.39 | 0.45 | 0.72 | 1.44 | 0.91 | 1.56 | |||||||||||||
1968 | 0.50 | 0.24 | 1.00 | 2.85 | 2.45 | 1.80 | 0.33 | ----- | z | 1.16 | 1.25 | 0.90 | 2.10 | ----- | z | |||||||||||
1969 | 1.20 | d | ----- | z | 1.54 | ----- | z | 0.64 | 1.87 | a | 1.92 | 1.80 | 0.60 | 1.10 | 1.20 | 1.70 | ----- | z | ||||||||
1970 | 0.22 | 1.03 | a | 1.15 | 1.82 | 0.83 | 0.89 | 0.60 | 1.40 | 1.34 | 1.92 | 1.36 | ----- | z | ----- | z | ||||||||||
1971 | 0.93 | 1.49 | 1.30 | 0.70 | 1.12 | 0.45 | 1.06 | 2.70 | 1.10 | 1.96 | 1.20 | 0.70 | 2.70 | |||||||||||||
1972 | 1.02 | 1.11 | 0.72 | a | 0.67 | 0.92 | 2.10 | 0.60 | 0.70 | 0.95 | ----- | z | 5.80 | f | 0.81 | l | ----- | z | ||||||||
1973 | ----- | z | 0.22 | b | 0.20 | ----- | z | 1.81 | 2.34 | d | 1.50 | 1.99 | 1.67 | 2.00 | 0.47 | 2.10 | ----- | z | ||||||||
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.96 | ----- | z | ----- | z | 1.71 | e | 0.86 | 1.50 | 1.73 | ----- | z | ||||
1975 | 0.70 | l | 1.19 | 1.91 | 1.66 | 1.00 | 0.74 | 1.86 | 1.34 | 1.95 | ----- | z | 1.47 | d | ----- | z | ----- | z | ||||||||
1976 | 0.70 | c | 0.53 | a | 0.25 | d | ----- | z | 2.90 | 2.29 | 1.60 | 1.80 | 1.30 | 1.70 | 0.70 | 0.35 | c | ----- | z | |||||||
1977 | 0.12 | a | 2.34 | a | 3.20 | i | 1.97 | 1.30 | 1.35 | 1.10 | 0.62 | 0.65 | 0.65 | f | 1.70 | 1.30 | b | 3.20 | s | |||||||
1978 | 1.98 | 0.15 | b | ----- | z | ----- | z | 1.94 | 0.85 | 1.09 | 1.78 | 0.90 | 0.70 | 0.87 | e | 2.00 | c | ----- | z | |||||||
1979 | 2.50 | a | ----- | z | 1.30 | 1.55 | 1.79 | 2.60 | 1.08 | 1.01 | 4.10 | 2.00 | e | 1.45 | 0.23 | h | ----- | z | ||||||||
1980 | ----- | z | ----- | z | ----- | z | 1.04 | l | ----- | z | ----- | z | ----- | z | ----- | z | 1.25 | b | 1.72 | ----- | z | ----- | z | ----- | z | |
1981 | 0.35 | 1.15 | c | 0.17 | 0.75 | e | 1.35 | c | 0.66 | a | 1.57 | o | 0.29 | 0.78 | 1.58 | b | 0.25 | c | 0.75 | p | ----- | z | ||||
1982 | 0.80 | a | 0.45 | a | 0.35 | t | 0.80 | 1.92 | 1.91 | 0.86 | 1.74 | 1.07 | 0.39 | 1.78 | 0.78 | 1.92 | v | |||||||||
1983 | 0.90 | c | 1.87 | 2.01 | 2.85 | 1.30 | 1.81 | ----- | z | 1.21 | 2.10 | a | ----- | z | 1.35 | 1.30 | ----- | z | ||||||||
1984 | 0.83 | 0.64 | 4.75 | f | 2.35 | b | ----- | z | 1.30 | r | 2.50 | 0.90 | w | 0.57 | 1.05 | 1.55 | 1.05 | ----- | z | |||||||
1985 | 0.15 | b | 1.02 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.46 | 2.04 | b | ----- | z | ----- | z | |
1986 | 1.64 | 0.81 | 1.95 | 1.57 | 1.00 | 1.40 | ----- | z | 2.13 | 0.76 | 1.28 | 0.91 | 1.21 | ----- | z | |||||||||||
1987 | 1.15 | 0.30 | 0.85 | a | 1.10 | 0.75 | 0.57 | 2.00 | 0.90 | 2.03 | 1.78 | 2.00 | b | 0.40 | a | 2.03 | d | |||||||||
1988 | 0.15 | k | 0.12 | b | 0.07 | 0.93 | 1.27 | 0.53 | 1.35 | 1.99 | 1.57 | 0.70 | 1.95 | 0.03 | b | 1.99 | o | |||||||||
1989 | 0.12 | b | ----- | z | 2.20 | c | 0.68 | 2.17 | a | 1.35 | 0.80 | 1.05 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1990 | ----- | z | 0.42 | 0.25 | ----- | z | ----- | z | 0.25 | 1.38 | 1.77 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||||
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1998 | ----- | z | ----- | z | 1.59 | o | 1.72 | v | 1.91 | o | 2.10 | 0.70 | 1.25 | 0.71 | 1.90 | w | 1.29 | 0.54 | ----- | z | ||||||
1999 | 1.41 | 0.91 | r | 1.16 | 0.68 | a | 0.97 | 0.17 | 0.71 | 2.22 | 7.73 | 0.73 | 0.77 | 0.69 | 7.73 | s | ||||||||||
2000 | 1.27 | 0.74 | a | 1.06 | 1.92 | 0.87 | 2.77 | 3.25 | 1.42 | 0.76 | 1.08 | 0.85 | 3.74 | a | 3.74 | b | ||||||||||
2001 | 0.52 | 1.42 | 1.21 | 0.89 | 1.61 | 2.01 | 0.58 | 0.48 | 1.23 | 0.62 | 0.82 | 0.51 | 2.01 | |||||||||||||
2002 | 0.47 | 0.51 | 0.89 | 1.23 | 2.02 | 1.89 | 1.22 | 1.81 | 1.43 | 3.41 | 1.59 | 1.39 | 3.41 | |||||||||||||
2003 | 0.90 | a | 1.29 | 1.27 | 0.35 | a | 1.51 | 1.74 | 1.05 | 1.41 | 2.89 | 2.32 | 2.14 | 2.06 | 2.89 | b | ||||||||||
2004 | 0.77 | 1.01 | b | 0.62 | 1.37 | 0.72 | ----- | z | 1.10 | 3.22 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||||
2005 | ----- | z | ----- | z | 2.89 | 3.70 | 0.39 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.92 | 0.87 | 1.02 | 1.32 | 1.21 | 1.36 | 1.24 | 1.45 | 1.52 | 1.30 | 1.26 | 1.19 | 2.38 | |||||||||||||
S.D. | 0.57 | 0.53 | 0.64 | 0.78 | 0.60 | 0.78 | 0.59 | 0.71 | 1.30 | 0.71 | 0.49 | 0.81 | 0.79 | |||||||||||||
SKEW | 0.80 | 0.78 | 0.88 | 1.23 | 0.87 | 0.27 | 1.37 | 0.84 | 3.33 | 0.78 | -0.16 | 1.29 | 0.21 | |||||||||||||
MAX | 2.50 | 2.34 | 2.89 | 3.70 | 2.90 | 3.12 | 3.25 | 3.39 | 7.73 | 3.41 | 2.14 | 3.74 | 3.74 | |||||||||||||
MIN | 0.12 | 0.12 | 0.07 | 0.35 | 0.26 | 0.17 | 0.33 | 0.29 | 0.45 | 0.05 | 0.25 | 0.03 | 1.22 | |||||||||||||
YRS | 34 | 34 | 34 | 33 | 36 | 37 | 35 | 36 | 37 | 33 | 36 | 32 | 17 |