YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.94 | n | 1.20 | 1.45 | 0.78 | 0.69 | 4.12 | h | ||||
1964 | 1.06 | 1.13 | 1.87 | 1.82 | 1.47 | 2.05 | 1.43 | 2.34 | 1.16 | 0.60 | 2.08 | 3.14 | 20.15 | |||||||||||||
1965 | 2.06 | 0.79 | 3.73 | 1.24 | 1.98 | 1.71 | 2.47 | 2.15 | 3.56 | 0.31 | 4.20 | 0.66 | 24.86 | |||||||||||||
1966 | 0.96 | 0.48 | 0.26 | 1.45 | 2.09 | 1.35 | 2.10 | 3.36 | 0.00 | 2.28 | 1.11 | 3.10 | 18.54 | |||||||||||||
1967 | 3.51 | 0.85 | 1.12 | ----- | z | 0.52 | 1.65 | 1.71 | 1.39 | 2.08 | 0.83 | 0.75 | 1.76 | a | 16.17 | a | ||||||||||
1968 | 0.45 | 1.13 | 0.45 | 1.30 | 1.08 | 0.37 | 1.69 | 3.56 | 1.00 | 1.05 | 1.00 | a | 0.55 | 13.63 | ||||||||||||
1969 | 3.01 | 0.41 | 0.14 | 0.60 | 1.15 | 3.68 | 1.20 | 0.96 | 1.54 | 3.94 | 0.73 | a | 1.51 | b | 18.87 | |||||||||||
1970 | 1.01 | 0.72 | 0.91 | 1.65 | 0.20 | 1.17 | 0.94 | 2.22 | 3.06 | 1.90 | a | 1.17 | 1.01 | b | 15.96 | |||||||||||
1971 | 0.98 | b | 0.97 | a | 1.17 | a | 1.35 | 1.28 | 0.48 | 1.17 | 1.24 | 1.64 | 1.54 | 1.07 | a | 2.66 | d | 15.55 | ||||||||
1972 | 0.82 | 0.20 | 1.31 | 1.69 | c | 1.02 | a | 2.31 | 0.17 | 1.59 | a | 3.01 | 2.49 | f | 0.86 | c | 1.76 | a | 14.74 | a | ||||||
1973 | 0.96 | 0.60 | d | 0.53 | 1.98 | 1.73 | 2.34 | ----- | z | 1.81 | 0.73 | 0.23 | 0.75 | 1.28 | 12.94 | a | ||||||||||
1974 | 2.37 | 0.95 | 1.09 | 1.81 | 0.23 | 1.44 | 2.31 | 1.39 | 0.61 | 1.02 | e | 0.70 | 1.10 | 15.02 | ||||||||||||
1975 | 1.60 | 1.29 | 2.51 | 0.55 | 1.13 | 0.98 | 2.29 | 0.59 | 0.53 | 1.38 | 1.71 | b | 0.56 | a | 15.12 | |||||||||||
1976 | 0.90 | 1.66 | b | 1.11 | 0.76 | 0.82 | 0.61 | 1.39 | 1.51 | 1.90 | a | 0.33 | 0.43 | 0.10 | 11.52 | |||||||||||
1977 | 0.52 | 0.82 | 0.94 | 0.75 | 0.52 | 0.31 | 2.94 | 1.65 | a | 1.06 | a | 1.41 | 1.23 | 1.64 | 13.79 | |||||||||||
1978 | 1.51 | 1.69 | 1.70 | 0.97 | a | 1.67 | a | 0.36 | 1.08 | 0.66 | 0.85 | 1.10 | a | 0.46 | 3.29 | 15.34 | ||||||||||
1979 | 3.51 | 1.22 | 1.18 | 0.51 | 3.14 | 2.74 | 0.85 | 2.04 | 0.16 | 1.05 | 1.26 | b | 0.13 | 17.79 | ||||||||||||
1980 | 1.77 | 1.95 | 1.78 | 0.79 | 0.98 | 0.00 | 0.88 | 1.29 | a | 0.67 | 1.27 | 0.37 | 0.43 | 12.18 | ||||||||||||
1981 | 0.21 | 0.17 | 0.95 | 0.70 | 4.35 | a | 0.81 | 2.05 | 1.03 | 1.58 | 2.17 | a | 0.64 | 2.29 | b | 16.95 | ||||||||||
1982 | 2.34 | 0.46 | 1.57 | 0.28 | h | 2.14 | a | 1.24 | 2.30 | 0.91 | 2.93 | c | 1.26 | 1.18 | 0.55 | 16.88 | a | |||||||||
1983 | 0.48 | 0.69 | 1.36 | e | 1.55 | 3.27 | 2.61 | 1.45 | a | 3.58 | c | 0.64 | c | 1.78 | 3.52 | 4.98 | 25.91 | |||||||||
1984 | 0.77 | b | 0.43 | 2.03 | c | 1.19 | a | 1.40 | 3.48 | 2.55 | 3.25 | a | 1.59 | e | 1.51 | 1.14 | 2.03 | 21.37 | ||||||||
1985 | 1.21 | a | 0.67 | b | 1.14 | 0.54 | 2.11 | 0.82 | b | 2.91 | c | 0.44 | b | 3.61 | e | 1.76 | a | 2.52 | d | 1.19 | 18.92 | |||||
1986 | 0.54 | a | 1.86 | a | ----- | z | 1.50 | 0.70 | 1.51 | a | 2.13 | 1.32 | 2.91 | a | 1.46 | 1.09 | 0.38 | 15.40 | a | |||||||
1987 | 1.70 | 1.07 | b | 1.22 | 1.10 | 1.21 | 1.54 | 2.71 | 1.58 | 0.66 | c | 1.00 | 1.19 | 1.21 | 16.19 | |||||||||||
1988 | 0.65 | 0.80 | 0.62 | 0.42 | 0.78 | c | 2.02 | c | 0.36 | e | 1.39 | c | 1.57 | 0.18 | 1.69 | c | 0.89 | 11.37 | ||||||||
1989 | 0.56 | 1.78 | 1.17 | 0.91 | 0.91 | a | 0.90 | 1.74 | b | 1.72 | 1.26 | 0.93 | 0.46 | 0.87 | b | 13.21 | ||||||||||
1990 | 0.26 | e | 0.57 | b | 1.07 | a | 2.65 | 0.95 | 0.48 | 1.63 | 1.00 | 1.57 | 2.60 | 1.35 | 0.76 | 14.89 | ||||||||||
1991 | 0.36 | 0.40 | b | 1.48 | 1.23 | 1.06 | 1.76 | b | 1.24 | c | 2.31 | 1.92 | b | 1.21 | 1.45 | 0.34 | 14.76 | |||||||||
1992 | 0.29 | 0.59 | 1.69 | 1.09 | a | 2.09 | 1.09 | a | 1.77 | 2.41 | 1.39 | 1.28 | 1.98 | 0.40 | 16.07 | |||||||||||
1993 | 1.88 | s | 2.52 | c | 2.76 | 1.67 | a | 2.47 | a | 1.05 | e | 1.63 | b | 1.99 | a | 2.16 | b | 2.50 | 0.03 | d | 0.38 | 19.16 | a | |||
1994 | 0.37 | 1.32 | 0.92 | 1.38 | 0.87 | 1.01 | 0.19 | 1.12 | 1.18 | b | 2.08 | b | 1.19 | 0.86 | 12.49 | |||||||||||
1995 | 0.79 | 2.79 | a | 2.48 | 1.45 | 3.83 | b | 2.32 | 2.60 | a | 1.51 | 1.68 | b | 0.70 | 1.30 | 1.52 | 22.97 | |||||||||
1996 | 1.46 | b | 3.14 | b | 0.79 | 0.90 | 1.11 | 1.52 | 1.26 | 0.50 | s | 2.03 | 2.18 | 1.53 | 1.60 | 17.52 | a | |||||||||
1997 | 2.63 | b | 0.65 | 0.73 | 1.74 | a | 1.46 | 1.55 | 0.63 | 5.28 | 3.41 | 1.63 | 1.55 | 0.37 | b | 21.63 | ||||||||||
1998 | 1.09 | 0.80 | 0.90 | 2.08 | 0.29 | 1.31 | 2.56 | 1.83 | 1.23 | 1.98 | 1.14 | 0.35 | 15.56 | |||||||||||||
1999 | 1.20 | 0.72 | 0.36 | 1.65 | 1.64 | 0.86 | 1.56 | 3.36 | 2.18 | 1.02 | 0.10 | 0.68 | f | 14.65 | a | |||||||||||
2000 | 1.79 | j | 1.12 | d | 0.80 | d | 0.81 | b | 1.24 | 0.60 | 1.57 | c | 1.51 | i | 2.00 | c | 0.85 | 0.87 | 0.77 | e | 10.63 | b | ||||
2001 | 0.30 | a | 0.75 | 0.79 | 1.10 | 1.24 | 1.04 | 1.19 | 2.86 | 1.35 | 0.83 | 1.92 | d | 1.16 | 14.53 | |||||||||||
2002 | 0.46 | 0.32 | 0.72 | 0.71 | 0.22 | 0.05 | 0.97 | 0.74 | 2.23 | c | 0.99 | 0.97 | c | 0.97 | 9.35 | |||||||||||
2003 | 0.06 | a | 0.88 | a | 0.39 | c | 0.80 | 0.88 | 0.85 | 0.92 | 1.94 | 3.05 | a | 0.14 | ----- | z | ----- | z | 9.91 | b | ||||||
2004 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.76 | x | 2.05 | l | 1.04 | t | 1.85 | o | 0.53 | p | 0.00 | l |
2005 | 0.16 | y | 1.13 | 1.31 | 1.86 | 1.13 | 1.51 | 0.69 | 2.07 | 2.87 | 2.45 | g | 1.92 | b | 1.85 | c | 16.34 | b | ||||||||
2006 | 1.48 | h | 0.87 | 1.14 | 0.00 | f | 0.05 | 0.72 | 2.81 | 0.73 | h | 0.96 | 1.77 | x | 1.36 | 0.37 | 8.28 | d | ||||||||
2007 | 1.12 | 0.97 | 0.74 | 1.78 | 0.86 | 0.42 | 0.40 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 6.29 | e | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.18 | 1.03 | 1.21 | 1.25 | 1.38 | 1.32 | 1.58 | 1.88 | 1.69 | 1.34 | 1.26 | 1.26 | 16.48 | |||||||||||||
S.D. | 0.90 | 0.66 | 0.71 | 0.52 | 0.94 | 0.85 | 0.77 | 1.00 | 0.93 | 0.76 | 0.80 | 1.02 | 3.99 | |||||||||||||
SKEW | 1.16 | 1.46 | 1.39 | 0.37 | 1.31 | 0.87 | 0.04 | 1.22 | 0.42 | 0.94 | 1.67 | 1.60 | 0.65 | |||||||||||||
MAX | 3.51 | 3.14 | 3.73 | 2.65 | 4.35 | 3.68 | 2.94 | 5.28 | 3.61 | 3.94 | 4.20 | 4.98 | 25.91 | |||||||||||||
MIN | 0.06 | 0.17 | 0.14 | 0.42 | 0.05 | 0.00 | 0.17 | 0.44 | 0.00 | 0.14 | 0.03 | 0.10 | 9.35 | |||||||||||||
YRS | 39 | 43 | 42 | 40 | 43 | 43 | 42 | 39 | 43 | 40 | 42 | 41 | 30 |