YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1971 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.04 | 0.04 | ||
1972 | 0.00 | 0.00 | 0.00 | 0.02 | 0.06 | 0.80 | 0.00 | 0.21 | 0.05 | 0.20 | 0.21 | 0.05 | 0.80 | |||||||||||||
1973 | 1.95 | 0.31 | 0.75 | 0.08 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 0.03 | 1.95 | |||||||||||||
1974 | 0.52 | 0.00 | 0.90 | 0.00 | 0.02 | 0.00 | 0.15 | 0.29 | 0.00 | 1.01 | 0.00 | 0.24 | 1.01 | |||||||||||||
1975 | 0.09 | 0.39 | 0.12 | 0.27 | 0.00 | 0.00 | 0.04 | 0.00 | 0.10 | 0.05 | 0.00 | 0.00 | 0.39 | |||||||||||||
1976 | 0.00 | 1.30 | 0.07 | 0.11 | 0.12 | 0.00 | 0.12 | 0.00 | 1.12 | 0.21 | 0.00 | 0.60 | 1.30 | |||||||||||||
1977 | 0.07 | 0.00 | 0.32 | 0.10 | 0.70 | 0.00 | 9999.00 | z | 1.24 | 0.09 | 9999.00 | z | 0.08 | 0.56 | 1.24 | |||||||||||
1978 | 0.32 | 0.42 | 0.59 | 0.15 | 0.30 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.38 | 0.10 | 0.59 | |||||||||||||
1979 | 9999.00 | z | 0.14 | 0.63 | 0.00 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.40 | 0.63 | |||||
1980 | 0.56 | 0.87 | 0.24 | 0.37 | 0.00 | 0.21 | 0.00 | 0.00 | 0.36 | 0.00 | 0.00 | 0.00 | 0.87 | |||||||||||||
1981 | 0.10 | 0.04 | 0.32 | 0.00 | 0.78 | 0.00 | 0.00 | 0.20 | 0.28 | 0.00 | 0.00 | 0.00 | 0.78 | |||||||||||||
1982 | 0.00 | 0.00 | 0.87 | 0.00 | 0.05 | 0.00 | 0.00 | 0.64 | 0.00 | 0.00 | 0.77 | 9999.00 | z | 0.87 | ||||||||||||
1983 | 0.16 | 0.28 | 1.52 | 0.70 | 0.00 | 0.00 | i | 9999.00 | z | 0.62 | 0.17 | 0.41 | 0.07 | A | 0.28 | 1.52 | ||||||||||
1984 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.05 | 0.20 | 0.23 | 0.00 | 0.36 | A | 0.60 | 1.05 | ||||||||||||
1985 | 0.15 | 0.00 | 0.08 | 0.05 | 0.00 | 0.00 | 0.12 | 0.00 | 0.16 | 0.04 | 0.53 | 0.00 | 0.53 | |||||||||||||
1986 | 0.07 | 0.40 | 0.45 | 0.07 | 0.04 | 0.00 | 0.86 | 0.75 | 0.00 | 0.00 | 1.03 | 0.96 | 1.03 | |||||||||||||
1987 | 0.30 | 0.23 | 0.15 | 0.00 | 0.02 | 0.48 | 0.17 | 0.01 | 0.12 | 0.27 | 0.80 | 0.20 | 0.80 | |||||||||||||
1988 | 0.32 | A | 0.15 | 0.00 | 1.33 | 0.00 | 0.00 | 0.00 | 0.97 | 0.00 | 0.00 | 0.09 | a | 0.10 | 1.33 | |||||||||||
1989 | 0.98 | 0.10 | 0.15 | 0.00 | 0.02 | 0.00 | 0.00 | 0.30 | 0.00 | 0.00 | 0.00 | 0.00 | 0.98 | |||||||||||||
1990 | 0.36 | a | 0.06 | 0.00 | 0.08 | 0.13 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.36 | |||||
1991 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | |
1992 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | |
1993 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | |
1994 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | |
1995 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | |
1996 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.00 | 0.29 | 0.59 | 0.12 | 0.59 | |||||
1997 | 0.39 | 0.10 | 0.00 | 0.00 | 0.01 | 0.01 | 0.76 | 0.41 | 0.64 | 0.01 | 0.04 | 0.31 | 0.76 | |||||||||||||
1998 | 0.13 | 1.00 | 0.16 | 0.06 | a | 0.23 | 0.00 | 0.00 | 0.84 | 0.38 | 0.10 | 0.02 | 0.00 | 1.00 | ||||||||||||
1999 | 0.10 | 0.15 | 0.02 | 0.23 | 0.00 | 0.20 | 0.32 | 0.05 | 0.33 | 0.00 | 0.00 | 0.00 | 0.33 | |||||||||||||
2000 | 0.00 | a | 0.28 | 0.05 | 0.07 | 0.00 | 0.00 | 0.00 | 0.29 | 0.00 | 0.14 | 0.01 | 0.00 | 0.29 | ||||||||||||
2001 | 0.26 | 0.75 | 0.52 | 0.01 | 0.00 | 0.00 | 0.28 | 0.00 | 0.00 | 0.00 | 0.09 | 0.06 | b | 0.75 | ||||||||||||
2002 | 0.01 | 0.00 | 0.00 | 0.00 | a | 0.00 | 0.00 | a | 0.23 | 0.00 | b | 0.05 | a | 0.10 | 0.22 | 0.06 | 0.23 | |||||||||
2003 | 0.04 | 0.62 | 0.55 | 0.80 | 0.03 | 0.00 | 0.03 | 1.90 | b | 0.01 | 0.06 | 0.59 | 0.18 | a | 1.90 | |||||||||||
2004 | 0.05 | 0.70 | 0.33 | 0.10 | A | 0.00 | 0.00 | 0.00 | 0.20 | 0.06 | 0.46 | 0.48 | 0.88 | 0.88 | ||||||||||||
2005 | 0.86 | a | 1.20 | 9999.00 | z | 0.04 | 0.00 | 0.00 | 0.16 | 0.89 | 1.05 | 0.00 | 0.01 | 0.00 | 1.20 | |||||||||||
2006 | 0.03 | A | 0.01 | 0.13 | 0.56 | A | 0.01 | A | 0.04 | 0.15 | 0.00 | 0.28 | 0.60 | 0.01 | A | 0.15 | A | 0.60 | ||||||||
2007 | 0.00 | 0.06 | A | 9999.00 | z | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.81 | 0.00 | 0.00 | 0.73 | 2.81 | |||||||||||
2008 | 0.39 | 0.15 | 0.00 | 0.00 | 0.35 | 0.00 | 0.05 | 0.00 | 0.00 | 0.00 | 0.30 | 0.61 | 0.61 | |||||||||||||
2009 | 0.01 | 0.25 | 0.00 | 0.02 | a | 0.00 | 0.00 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.22 | 0.25 | ||||||||||||
2010 | 0.43 | 0.97 | 0.15 | 0.01 | 0.00 | 0.00 | 0.00 | 0.35 | 0.00 | 0.62 | 0.05 | 1.30 | 1.30 | |||||||||||||
2011 | 0.00 | 0.12 | 0.10 | 0.00 | 0.20 | 0.00 | 0.32 | 0.20 | 1.01 | 0.08 | 0.28 | 0.30 | 1.01 | |||||||||||||
2012 | 0.01 | 0.01 | b | 0.01 | 0.15 | a | 0.00 | 0.00 | a | 1.20 | 0.13 | 0.80 | b | 0.24 | a | 0.00 | d | 0.70 | 1.20 | |||||||
2013 | 0.40 | 0.00 | 0.13 | b | 0.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.00 | z | 0.40 | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.26 | 0.31 | 0.27 | 0.15 | 0.09 | 0.05 | 0.20 | 0.32 | 0.30 | 0.15 | 0.21 | 0.28 | 0.87 | |||||||||||||
S.D. | 0.38 | 0.37 | 0.35 | 0.28 | 0.19 | 0.17 | 0.32 | 0.44 | 0.55 | 0.24 | 0.28 | 0.33 | 0.44 | |||||||||||||
SKEW | 2.79 | 1.29 | 1.76 | 2.69 | 2.58 | 3.50 | 2.00 | 1.81 | 3.12 | 2.04 | 1.36 | 1.31 | 0.72 | |||||||||||||
MAX | 1.95 | 1.30 | 1.52 | 1.33 | 0.78 | 0.80 | 1.20 | 1.90 | 2.81 | 1.01 | 1.03 | 1.30 | 1.95 | |||||||||||||
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 | 0.23 | |||||||||||||
NO YRS | 35 | 36 | 34 | 35 | 33 | 32 | 31 | 33 | 34 | 33 | 34 | 35 | 26 |