YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1955 | 0.23 | u | 0.40 | 0.52 | 0.52 | 0.39 | 0.17 | 0.00 | 0.00 | 0.75 | 1.57 | 1.25 | 1.00 | 1.57 | u | |||||||||||
1956 | 0.87 | 1.36 | b | 0.50 | 0.18 | 1.20 | 1.05 | a | 0.36 | 0.00 | 0.90 | 1.97 | 0.45 | 1.45 | 1.97 | c | ||||||||||
1957 | 0.90 | 1.08 | 1.05 | 0.44 | 0.33 | 0.21 | 0.08 | 0.00 | 0.50 | 0.68 | 1.47 | 0.80 | 1.47 | |||||||||||||
1958 | 1.69 | 1.33 | 0.32 | 0.19 | 0.39 | 1.21 | 0.51 | 0.17 | 0.22 | 0.91 | 1.38 | 0.74 | 1.69 | |||||||||||||
1959 | 0.52 | 0.48 | 0.36 | 0.84 | 0.58 | 0.18 | 0.00 | 0.70 | 0.49 | a | 0.47 | 0.08 | 0.63 | 0.84 | a | |||||||||||
1960 | 0.93 | 1.02 | 0.83 | 0.57 | 1.05 | 0.00 | 0.51 | 0.40 | 0.32 | 0.78 | 1.77 | 0.82 | 1.77 | |||||||||||||
1961 | 0.34 | 0.60 | 0.61 | 0.57 | 0.67 | 0.51 | 0.09 | 0.46 | 0.79 | 1.52 | 0.93 | 0.87 | 1.52 | |||||||||||||
1962 | 0.51 | 0.38 | 0.48 | 0.47 | 0.69 | 0.14 | l | 0.00 | 0.71 | 0.43 | 2.00 | 0.59 | 1.54 | 2.00 | l | |||||||||||
1963 | 0.27 | 0.91 | 0.34 | 1.01 | 0.97 | 0.41 | 0.11 | 0.21 | 1.19 | 1.03 | 0.77 | 0.34 | 1.19 | |||||||||||||
1964 | 1.45 | 0.25 | 0.86 | 0.54 | 0.54 | 0.61 | 0.12 | 0.03 | 0.21 | 0.30 | 0.63 | 2.40 | 2.40 | |||||||||||||
1965 | 0.89 | 1.15 | 0.20 | 1.10 | 0.50 | 0.51 | 0.10 | 1.04 | 0.00 | 0.51 | 0.75 | 1.04 | 1.15 | |||||||||||||
1966 | 1.08 | 0.62 | 0.90 | 0.35 | 0.19 | 0.81 | 0.82 | 0.17 | 1.27 | 0.41 | 1.16 | 1.88 | 1.88 | |||||||||||||
1967 | 0.78 | 0.80 | 0.68 | 0.77 | 1.48 | 0.26 | 0.00 | 0.01 | 0.19 | 0.83 | 0.39 | 1.15 | 1.48 | |||||||||||||
1968 | 0.52 | 0.77 | ----- | z | 0.45 | 0.45 | 0.17 | 0.00 | 0.66 | 0.17 | 0.40 | 0.93 | 0.64 | ----- | z | |||||||||||
1969 | 0.99 | 0.72 | d | 0.78 | 0.61 | 0.70 | 0.70 | 0.10 | 0.00 | 0.16 | 1.00 | 1.12 | 1.64 | a | 1.64 | e | ||||||||||
1970 | 1.17 | 0.31 | 0.96 | 0.64 | 0.84 | 0.71 | b | 0.00 | 0.06 | 0.42 | 0.86 | 1.30 | 1.02 | 1.30 | b | |||||||||||
1971 | 1.59 | 1.14 | e | 1.50 | p | ----- | z | 0.43 | f | 0.54 | 0.11 | 0.20 | 0.65 | 0.43 | 0.98 | 0.57 | ----- | z | ||||||||
1972 | 2.72 | 0.10 | p | 4.56 | b | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1986 | ----- | z | ----- | z | ----- | z | ----- | 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 | ----- | z | ----- | 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 | ----- | z | ----- | z | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1999 | ----- | z | 1.00 | 0.37 | a | 0.37 | 0.46 | 0.00 | 0.00 | 1.14 | 0.00 | 0.75 | 0.70 | 0.69 | ----- | z | ||||||||||
2000 | 1.40 | 0.70 | 0.85 | 1.33 | 0.23 | 0.20 | 0.60 | 0.00 | 0.30 | 1.05 | 0.42 | b | 0.24 | 1.40 | b | |||||||||||
2001 | 0.50 | 0.50 | 0.64 | 0.46 | 0.60 | 0.46 | 0.00 | 0.00 | 0.50 | 0.40 | 0.65 | a | 0.80 | 0.80 | a | |||||||||||
2002 | 0.64 | c | 0.86 | 0.50 | a | 0.90 | 0.39 | 0.10 | 0.10 | 0.00 | 0.14 | 0.14 | 1.62 | 2.20 | 2.20 | d | ||||||||||
2003 | 0.51 | 0.65 | 0.73 | 0.55 | 0.42 | 0.00 | 0.00 | 0.00 | 1.18 | 0.10 | 0.76 | 0.88 | 1.18 | |||||||||||||
2004 | 0.60 | 1.25 | 0.58 | 0.43 | 0.87 | 0.20 | 0.00 | 0.80 | 0.24 | 1.38 | 1.08 | 1.79 | a | 1.79 | a | |||||||||||
2005 | 0.00 | 0.00 | 0.58 | 0.50 | 0.88 | 0.13 | 0.03 | 0.00 | 0.45 | 0.45 | 1.62 | 1.34 | 1.62 | |||||||||||||
2006 | 1.00 | 0.65 | 1.45 | d | 0.59 | 0.68 | 0.54 | 0.00 | 0.00 | 0.10 | 0.10 | a | 1.06 | a | 1.28 | c | 1.45 | i | ||||||||
2007 | 0.72 | b | 1.95 | c | 0.78 | 0.68 | 0.00 | 0.15 | 1.03 | 0.13 | 0.43 | 1.35 | 0.94 | 0.84 | f | 1.95 | k | |||||||||
2008 | 0.00 | m | 0.45 | c | 1.34 | n | 1.00 | a | 0.60 | b | 0.29 | 0.00 | 0.16 | 0.00 | 0.55 | 1.02 | 3.00 | f | ----- | z | ||||||
2009 | 1.25 | 0.33 | a | 0.48 | b | 0.45 | 0.00 | b | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.25 | e | |||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.92 | 0.77 | 0.80 | 0.61 | 0.60 | 0.37 | 0.17 | 0.25 | 0.43 | 0.78 | 0.92 | 1.07 | 1.54 | |||||||||||||
S.D. | 0.55 | 0.42 | 0.81 | 0.27 | 0.34 | 0.32 | 0.28 | 0.35 | 0.37 | 0.55 | 0.44 | 0.59 | 0.43 | |||||||||||||
SKEW | 1.27 | 0.66 | 4.00 | 0.85 | 0.51 | 0.91 | 1.85 | 1.28 | 0.91 | 0.69 | -0.09 | 0.51 | 0.15 | |||||||||||||
MAX | 2.72 | 1.95 | 4.56 | 1.33 | 1.48 | 1.21 | 1.03 | 1.14 | 1.27 | 2.00 | 1.77 | 2.40 | 2.40 | |||||||||||||
MIN | 0.00 | 0.00 | 0.20 | 0.18 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.80 | |||||||||||||
YRS | 26 | 28 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 26 | 18 |