YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1975 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 1.20 | 0.77 | 0.03 | 0.15 | 0.77 | 0.06 | 1.20 | |||||||
1976 | 0.10 | 0.06 | 0.60 | 0.58 | 1.26 | 0.43 | 0.62 | 1.01 | 1.35 | 0.69 | 0.11 | a | 0.24 | 1.35 | ||||||||||||
1977 | 0.01 | 0.24 | 0.08 | 1.02 | 0.33 | 0.53 | 0.70 | 0.28 | 0.07 | 0.00 | 0.62 | 0.02 | 1.02 | |||||||||||||
1978 | 0.07 | 0.07 | 0.25 | A | 0.57 | 0.86 | 0.32 | 0.84 | 0.24 | 0.12 | 0.63 | 0.16 | 0.87 | 0.87 | ||||||||||||
1979 | 0.24 | A | 0.06 | 1.13 | 0.62 | 0.64 | 0.59 | 0.89 | 0.60 | 0.43 | 0.36 | 0.66 | A | 0.55 | b | 1.13 | ||||||||||
1980 | 0.04 | 0.05 | 0.22 | 2.12 | 1.60 | 0.30 | 0.32 | 0.19 | 0.44 | 0.00 | 0.29 | 0.02 | 2.12 | |||||||||||||
1981 | 0.02 | 0.08 | 0.75 | 0.06 | 0.21 | 0.72 | 0.48 | A | 1.85 | 0.51 | 0.09 | 0.00 | 0.61 | 1.85 | ||||||||||||
1982 | 0.16 | b | 0.06 | d | 0.20 | b | 0.23 | 0.98 | 0.65 | 9999.00 | z | 1.35 | 0.37 | 0.12 | A | 0.13 | 0.03 | 1.35 | ||||||||
1983 | 0.24 | 0.12 | 0.86 | A | 0.24 | 0.56 | 1.36 | 1.00 | 0.44 | 0.13 | 0.02 | 0.24 | a | 0.32 | 1.36 | |||||||||||
1984 | 0.12 | 0.00 | 0.42 | 0.41 | 0.12 | 0.07 | 0.47 | 1.77 | 0.52 | 1.09 | 0.02 | 0.11 | 1.77 | |||||||||||||
1985 | 0.21 | 0.21 | 0.51 | a | 0.52 | 0.50 | 0.44 | 0.69 | 0.44 | 0.40 | 0.38 | 0.67 | 0.11 | 0.69 | ||||||||||||
1986 | 0.15 | 0.08 | 0.25 | 0.11 | 0.44 | 0.57 | A | 1.20 | 0.62 | 0.37 | 0.28 | 0.86 | 0.19 | 1.20 | ||||||||||||
1987 | 0.30 | 0.46 | 9999.00 | z | 0.10 | 0.49 | 1.11 | 0.11 | 0.69 | 0.09 | 0.04 | 0.39 | 0.44 | 1.11 | ||||||||||||
1988 | 0.31 | 0.23 | 0.17 | 0.31 | A | 0.69 | 1.16 | 0.42 | 0.09 | 0.30 | 0.00 | 0.14 | 0.19 | 1.16 | ||||||||||||
1989 | 0.02 | a | 0.56 | 0.06 | 0.50 | 0.26 | 0.31 | 1.31 | 0.93 | 0.34 | 0.10 | 0.00 | 0.51 | 1.31 | ||||||||||||
1990 | 0.36 | 0.34 | 0.45 | 0.73 | 1.49 | 0.17 | 1.40 | 0.39 | 0.86 | 0.32 | 0.45 | a | 0.07 | 1.49 | ||||||||||||
1991 | 0.04 | 0.02 | 0.30 | 0.27 | b | 0.47 | 1.07 | 0.80 | 0.83 | 9999.00 | z | 0.26 | 0.54 | 0.40 | 1.07 | |||||||||||
1992 | 0.01 | 0.18 | 0.34 | 0.30 | 0.20 | 0.50 | 0.54 | 1.06 | 0.00 | 0.20 | 0.67 | 0.18 | 1.06 | |||||||||||||
1993 | 0.14 | 0.08 | 0.45 | 0.83 | 0.49 | 0.82 | 0.42 | 0.34 | 0.33 | 0.11 | 0.49 | 0.08 | 0.83 | |||||||||||||
1994 | 0.21 | 0.01 | 0.32 | 0.49 | 1.32 | 1.87 | 0.19 | 0.60 | 0.64 | 0.96 | 0.75 | 0.19 | 1.87 | |||||||||||||
1995 | 0.04 | 0.12 | 0.57 | 0.98 | 2.24 | 0.45 | 0.34 | 0.37 | 0.50 | 0.00 | 0.04 | 0.04 | 2.24 | |||||||||||||
1996 | 0.21 | 0.07 | 0.40 | 0.28 | 1.94 | 0.27 | 3.04 | 0.84 | 0.72 | 0.48 | 0.18 | 0.17 | 3.04 | |||||||||||||
1997 | 0.20 | c | 0.15 | 0.13 | 1.31 | 0.15 | 0.29 | 0.24 | 1.46 | 0.37 | 0.37 | 1.45 | 0.08 | 1.46 | ||||||||||||
1998 | 0.01 | 0.07 | 1.09 | 0.80 | 0.37 | 0.32 | 0.59 | 0.72 | 0.30 | 0.73 | 0.11 | 0.14 | c | 1.09 | ||||||||||||
1999 | 0.03 | 0.00 | 0.23 | 1.52 | 0.67 | 0.20 | 0.54 | 1.14 | 0.22 | 0.36 | 0.02 | 0.03 | 1.52 | |||||||||||||
2000 | 0.25 | 0.03 | 1.03 | 0.29 | 0.69 | 0.40 | 1.38 | 0.93 | 0.51 | 0.61 | 0.17 | 0.12 | 1.38 | |||||||||||||
2001 | 9999.00 | z | 0.18 | 0.45 | 0.72 | 0.80 | 0.52 | 0.87 | 1.02 | 0.21 | 0.09 | 0.29 | 0.12 | 1.02 | ||||||||||||
2002 | 0.19 | 0.05 | c | 0.02 | 0.05 | 0.12 | 0.13 | 0.35 | 0.13 | 0.36 | 0.34 | 0.01 | 0.20 | 0.36 | ||||||||||||
2003 | 0.01 | 0.22 | 0.66 | 0.92 | 0.60 | 0.40 | 0.32 | 0.63 | 0.19 | 0.02 | 0.07 | 0.02 | 0.92 | |||||||||||||
2004 | 0.38 | 0.43 | 0.39 | 1.72 | 0.07 | 0.52 | 0.46 | 0.90 | 0.17 | 0.11 | 0.35 | 0.19 | 1.72 | |||||||||||||
2005 | 0.40 | 0.13 | 0.30 | 0.86 | 0.19 | 0.20 | 0.15 | 9999.00 | z | 0.39 | 1.20 | 0.01 | 0.20 | 1.20 | ||||||||||||
2006 | 0.43 | 0.02 | 0.61 | 0.19 | 0.48 | 0.08 | 1.96 | 0.61 | 0.48 | 0.70 | 0.12 | 0.50 | 1.96 | |||||||||||||
2007 | 0.17 | 0.05 | 0.42 | 1.42 | 1.56 | 1.04 | 2.03 | 1.70 | 0.20 | 0.37 | 0.06 | 0.32 | 2.03 | |||||||||||||
2008 | 0.20 | 0.11 | 0.48 | 0.48 | 0.39 | 0.36 | 0.61 | 1.33 | 0.38 | 0.27 | 0.19 | 0.49 | 1.33 | |||||||||||||
2009 | 0.04 | 0.02 | 0.14 | 0.66 | 0.16 | 0.63 | 0.31 | 0.71 | 0.37 | 0.65 | 0.18 | 0.07 | A | 0.71 | ||||||||||||
2010 | 0.16 | 0.26 | 0.55 | 0.39 | 0.35 | 0.93 | 1.42 | 1.35 | 0.11 | 0.02 | 0.10 | 0.03 | 1.42 | |||||||||||||
2011 | 0.16 | a | 0.24 | 0.18 | 0.40 | 0.20 | 0.36 | 0.38 | 0.80 | 0.75 | 0.67 | 0.10 | 0.04 | a | 0.80 | |||||||||||
2012 | 0.02 | 0.38 | 0.03 | 0.47 | 0.30 | 0.06 | 0.78 | 0.24 | 0.54 | 0.13 | 0.02 | 0.10 | a | 0.78 | ||||||||||||
2013 | 0.20 | 0.11 | 0.17 | d | 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 | 0.20 | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.16 | 0.15 | 0.41 | 0.63 | 0.65 | 0.54 | 0.79 | 0.79 | 0.38 | 0.34 | 0.30 | 0.21 | 1.37 | |||||||||||||
S.D. | 0.12 | 0.14 | 0.29 | 0.48 | 0.54 | 0.40 | 0.61 | 0.46 | 0.26 | 0.32 | 0.32 | 0.20 | 0.55 | |||||||||||||
SKEW | 0.50 | 1.33 | 0.94 | 1.27 | 1.31 | 1.36 | 1.74 | 0.58 | 1.45 | 0.98 | 1.53 | 1.39 | 0.79 | |||||||||||||
MAX | 0.43 | 0.56 | 1.13 | 2.12 | 2.24 | 1.87 | 3.04 | 1.85 | 1.35 | 1.20 | 1.45 | 0.87 | 3.04 | |||||||||||||
MIN | 0.01 | 0.00 | 0.02 | 0.05 | 0.07 | 0.06 | 0.11 | 0.09 | 0.00 | 0.00 | 0.00 | 0.02 | 0.36 | |||||||||||||
NO YRS | 37 | 38 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 38 | 38 | 38 | 32 |