YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.11 | 0.11 | k | |
1972 | 0.00 | 0.00 | 0.00 | 0.02 | 0.06 | 1.25 | 0.00 | 0.21 | 0.07 | 0.64 | 0.65 | 0.09 | 2.99 | |||||||||||||
1973 | 2.29 | 1.02 | 2.00 | 0.08 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 0.03 | 5.47 | |||||||||||||
1974 | 1.02 | 0.00 | 1.09 | 0.00 | 0.02 | 0.00 | 0.15 | 0.35 | 0.00 | 2.28 | 0.00 | 0.33 | 5.24 | |||||||||||||
1975 | 0.09 | 0.43 | 0.32 | 0.39 | 0.00 | 0.00 | 0.04 | 0.00 | 0.10 | 0.05 | 0.00 | 0.00 | 1.42 | |||||||||||||
1976 | 0.00 | 2.03 | 0.08 | 0.15 | 0.23 | 0.00 | 0.12 | 0.00 | 2.44 | 0.21 | 0.00 | 0.60 | 5.86 | |||||||||||||
1977 | 0.13 | 0.00 | 0.61 | 0.10 | 0.92 | 0.00 | ----- | z | 1.78 | 0.09 | ----- | z | 0.08 | 0.96 | 4.67 | b | ||||||||||
1978 | 1.58 | 1.25 | 1.04 | 0.23 | 0.30 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.61 | 0.11 | 5.12 | |||||||||||||
1979 | ----- | z | 0.14 | 2.24 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.41 | 2.79 | h | ||||
1980 | 1.23 | 1.80 | 0.64 | 0.41 | 0.00 | 0.21 | 0.00 | 0.00 | 0.36 | 0.00 | 0.00 | 0.00 | 4.65 | |||||||||||||
1981 | 0.36 | 0.04 | 0.47 | 0.00 | 0.78 | 0.00 | 0.00 | 0.24 | 0.31 | 0.00 | 0.00 | 0.00 | 2.20 | |||||||||||||
1982 | 0.00 | a | 0.00 | h | 1.01 | ----- | z | ----- | z | 0.00 | 0.00 | 0.69 | a | 0.00 | 0.00 | 0.87 | ----- | z | 2.57 | d | ||||||
1983 | 0.44 | a | 0.87 | 2.59 | a | 0.70 | 0.00 | 0.00 | i | ----- | z | 1.95 | 0.17 | 0.51 | 0.07 | 0.37 | 7.67 | b | ||||||||
1984 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.08 | 0.30 | 0.23 | 0.00 | 0.54 | 1.54 | a | 4.69 | ||||||||||||
1985 | 0.20 | 0.00 | 0.08 | 0.05 | 0.00 | 0.00 | 0.15 | 0.00 | 0.34 | 0.04 | 0.59 | 0.00 | 1.45 | |||||||||||||
1986 | 0.07 | 0.43 | 0.94 | 0.07 | b | 0.04 | 0.00 | 1.16 | 0.83 | 0.00 | 0.00 | b | 1.03 | 1.02 | 5.59 | |||||||||||
1987 | 0.44 | 0.32 | 0.22 | 0.00 | 0.02 | 0.48 | 0.20 | 0.01 | 0.12 | ----- | z | 1.63 | 0.40 | 3.84 | a | |||||||||||
1988 | 0.50 | 0.15 | 0.00 | 2.02 | 0.00 | 0.00 | 0.00 | 2.53 | 0.00 | 0.00 | 0.18 | a | 0.15 | 5.53 | ||||||||||||
1989 | 1.00 | 0.10 | 0.15 | 0.00 | 0.03 | 0.00 | 0.00 | 0.40 | a | 0.00 | a | 0.00 | 0.00 | 0.00 | 1.68 | |||||||||||
1990 | 0.70 | a | 0.11 | 0.00 | 0.14 | 0.13 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.08 | g | ||||
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.29 | 0.59 | 0.13 | 1.01 | h | ||||
1997 | 0.52 | 0.10 | 0.00 | 0.00 | 0.01 | 0.01 | 1.08 | 0.52 | 1.89 | 0.01 | 0.05 | 0.34 | 4.53 | |||||||||||||
1998 | 0.17 | 3.43 | 0.60 | 0.08 | a | 0.55 | 0.00 | 0.00 | 0.94 | 0.42 | 0.18 | 0.06 | 0.00 | 6.43 | ||||||||||||
1999 | 0.18 | 0.15 | 0.02 | 0.63 | 0.00 | 0.25 | 0.35 | 0.05 | 0.52 | 0.00 | 0.00 | 0.00 | 2.15 | |||||||||||||
2000 | 0.00 | a | 0.88 | 0.10 | 0.07 | 0.00 | 0.00 | 0.00 | 0.29 | 0.00 | 0.31 | 0.01 | 0.00 | 1.66 | ||||||||||||
2001 | 0.92 | 2.02 | 0.57 | 0.01 | 0.00 | 0.00 | 0.32 | 0.00 | 0.00 | 0.00 | 0.09 | 0.11 | b | 4.04 | ||||||||||||
2002 | 0.01 | 0.00 | 0.00 | 0.00 | a | 0.00 | 0.00 | a | 0.30 | 0.00 | b | 0.08 | a | 0.17 | 0.32 | 0.11 | 0.99 | |||||||||
2003 | 0.04 | 1.45 | 0.96 | 0.80 | 0.03 | 0.00 | 0.03 | 1.98 | a | 0.01 | 0.06 | 0.97 | 0.25 | a | 6.58 | |||||||||||
2004 | 0.05 | 1.63 | 0.65 | 0.24 | a | 0.00 | 0.00 | 0.00 | 0.20 | 0.06 | 0.79 | 0.60 | 0.93 | 5.15 | ||||||||||||
2005 | 1.77 | a | 3.28 | 0.75 | a | 0.05 | 0.00 | 0.00 | 0.23 | 1.10 | 1.07 | 0.00 | 0.01 | 0.00 | 8.26 | |||||||||||
2006 | 0.04 | a | 0.01 | 0.13 | 0.56 | e | 0.01 | j | 0.04 | 0.26 | 0.00 | 0.28 | 0.79 | 0.01 | c | 0.16 | b | 2.28 | a | |||||||
2007 | 0.00 | 0.06 | e | 0.05 | w | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.81 | 0.00 | 0.00 | 0.73 | 3.60 | a | ||||||||||
2008 | 0.54 | 0.16 | 0.00 | 0.00 | 0.35 | 0.00 | 0.05 | 0.00 | 0.00 | 0.00 | 0.72 | 1.04 | 2.86 | |||||||||||||
2009 | 0.02 | 0.49 | 0.00 | 0.02 | a | 0.00 | 0.00 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.29 | 0.87 | ||||||||||||
2010 | 1.74 | 2.24 | 0.15 | 0.01 | 0.00 | 0.00 | 0.00 | 0.35 | 0.00 | 0.99 | 0.05 | 3.40 | 8.93 | |||||||||||||
2011 | 0.00 | 0.21 | 0.17 | 0.00 | 0.20 | 0.00 | 0.47 | 0.20 | 1.11 | 0.09 | 0.41 | 0.35 | 3.21 | |||||||||||||
2012 | 0.02 | 0.02 | b | 0.01 | 0.16 | a | 0.00 | 0.00 | a | 1.45 | 0.18 | 1.45 | b | 0.24 | 0.00 | d | 0.90 | 4.43 | ||||||||
2013 | 0.42 | 0.00 | 0.23 | b | 0.05 | b | 0.00 | a | 0.00 | 0.03 | 0.37 | ----- | z | ----- | z | ----- | z | ----- | z | 1.10 | d | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.47 | 0.71 | 0.51 | 0.20 | 0.11 | 0.07 | 0.27 | 0.45 | 0.41 | 0.24 | 0.30 | 0.42 | 4.15 | |||||||||||||
S.D. | 0.61 | 0.96 | 0.66 | 0.39 | 0.23 | 0.23 | 0.49 | 0.67 | 0.72 | 0.46 | 0.40 | 0.65 | 2.17 | |||||||||||||
SKEW | 1.44 | 1.45 | 1.72 | 3.32 | 2.39 | 4.28 | 2.39 | 1.78 | 2.13 | 3.02 | 1.43 | 3.02 | 0.25 | |||||||||||||
MAX | 2.29 | 3.43 | 2.59 | 2.02 | 0.92 | 1.25 | 2.08 | 2.53 | 2.81 | 2.28 | 1.63 | 3.40 | 8.93 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.87 | |||||||||||||
YRS | 35 | 35 | 35 | 35 | 33 | 33 | 32 | 34 | 34 | 32 | 34 | 35 | 27 |