YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1968 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.20 | 0.42 | 0.00 | 0.32 | 0.42 | |||||
1969 | 0.48 | 0.22 | 0.10 | 0.27 | 0.37 | 1.06 | 0.79 | 0.55 | 0.21 | 0.24 | 0.33 | 0.05 | 1.06 | |||||||||||||
1970 | 0.67 | 0.01 | 0.29 | 0.06 | 0.03 | 1.27 | 0.34 | 0.40 | 0.87 | 0.13 | 0.12 | 0.20 | 1.27 | |||||||||||||
1971 | 0.11 | 0.26 | 0.03 | 0.27 | 0.26 | 0.06 | 0.32 | 0.26 | 0.21 | 1.05 | 0.10 | 0.40 | 1.05 | |||||||||||||
1972 | 0.00 | 0.00 | 0.00 | 0.08 | 0.21 | 0.20 | 0.21 | 0.67 | 0.65 | 1.02 | 0.22 | 0.26 | 1.02 | |||||||||||||
1973 | 0.40 | 0.48 | 0.33 | 0.30 | 0.11 | 0.47 | 0.93 | 0.50 | 0.15 | 0.26 | 0.16 | 0.20 | 0.93 | |||||||||||||
1974 | 0.21 | 0.03 | 0.00 | 0.06 | 0.00 | 0.00 | 0.09 | 0.05 | 0.16 | 0.96 | 0.23 | 0.17 | 0.96 | |||||||||||||
1975 | 0.35 | 0.48 | 0.46 | 0.00 | 0.46 | 0.46 | 0.75 | 0.05 | 1.15 | 0.00 | i | 0.35 | A | 0.08 | 1.15 | |||||||||||
1976 | 0.00 | 0.57 | 0.20 | 0.85 | A | 0.38 | 0.13 | 0.19 | 0.25 | 0.68 | 0.24 | 0.00 | 9999.00 | z | 0.68 | |||||||||||
1977 | 0.60 | 0.10 | 0.00 | 0.00 | 0.46 | 0.06 | 0.70 | 0.63 | 0.15 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.70 | ||||||||||
1978 | 0.43 | 0.92 | 9999.00 | z | 9999.00 | z | 0.14 | h | 0.00 | 0.70 | 0.15 | 0.00 | 0.18 | b | 0.90 | 0.31 | 0.92 | |||||||||
1979 | 0.28 | 0.52 | 1.00 | 0.10 | 0.30 | 0.00 | 0.20 | 0.41 | 0.00 | 0.21 | 0.30 | 0.20 | A | 1.00 | ||||||||||||
1980 | 0.70 | b | 1.60 | 0.50 | 0.25 | 0.53 | 0.54 | 0.40 | 0.74 | 1.22 | 1.66 | 0.16 | 0.00 | 1.66 | ||||||||||||
1981 | 0.11 | A | 0.12 | 0.68 | 0.49 | 0.34 | A | 0.10 | 0.09 | 1.03 | 1.05 | A | 1.32 | A | 0.06 | 0.40 | 1.03 | |||||||||
1982 | 0.73 | d | 0.11 | 0.50 | b | 0.00 | 0.37 | 0.18 | 0.50 | 0.32 | 0.85 | 0.21 | 0.88 | 0.52 | 0.88 | |||||||||||
1983 | 0.16 | a | 0.88 | 0.35 | 0.16 | 0.67 | c | 0.18 | 0.58 | 0.80 | 0.57 | 0.65 | 1.20 | 0.15 | 1.20 | |||||||||||
1984 | 0.05 | 0.17 | 0.07 | 0.00 | 0.00 | 0.66 | 0.19 | 0.53 | 0.49 | 0.79 | 0.20 | b | 0.65 | a | 0.79 | |||||||||||
1985 | 0.25 | 0.07 | 0.32 | A | 0.23 | A | 0.48 | 0.40 | 0.87 | 0.04 | 0.66 | a | 0.22 | 0.59 | 0.67 | A | 0.87 | |||||||||
1986 | 0.08 | 1.05 | b | 0.33 | A | 0.31 | 0.19 | 0.10 | 0.80 | 0.30 | 1.70 | 0.90 | 9999.00 | z | 0.00 | 1.70 | ||||||||||
1987 | 0.40 | 0.70 | 1.50 | 0.30 | A | 0.92 | 0.63 | 0.55 | 0.95 | 0.09 | 0.40 | A | 0.54 | b | 0.88 | A | 1.50 | |||||||||
1988 | 0.70 | 0.00 | 0.03 | 1.15 | 0.74 | A | 0.17 | 0.13 | 0.13 | n | 0.39 | 0.41 | 0.15 | 0.02 | b | 1.15 | ||||||||||
1989 | 0.35 | c | 0.07 | b | 0.35 | A | 0.02 | 0.31 | 0.11 | 0.59 | 2.16 | A | 0.40 | A | 0.37 | A | 0.08 | 0.01 | 0.59 | |||||||
1990 | 0.09 | a | 0.31 | 0.29 | A | 0.18 | 0.46 | A | 0.49 | A | 0.13 | b | 0.28 | 0.62 | A | 0.26 | c | 0.11 | 0.19 | 0.31 | ||||||
1991 | 0.15 | 0.09 | 0.46 | h | 0.05 | 0.52 | 0.75 | A | 0.07 | A | 0.30 | A | 0.44 | A | 0.19 | A | 0.35 | A | 9999.00 | z | 0.52 | |||||
1992 | 0.34 | A | 0.37 | 0.25 | 0.09 | 0.71 | 0.08 | 0.51 | 0.15 | A | 0.22 | a | 0.27 | 0.36 | 0.53 | A | 0.71 | |||||||||
1993 | 0.69 | A | 0.58 | f | 0.64 | A | 0.14 | 0.15 | 0.36 | 0.01 | 0.44 | 0.09 | 0.61 | c | 0.20 | 0.08 | 0.61 | |||||||||
1994 | 0.00 | 0.37 | 0.06 | 0.99 | A | 0.00 | 0.09 | 0.15 | A | 0.73 | b | 0.88 | A | 0.67 | A | 0.28 | A | 0.33 | 0.73 | |||||||
1995 | 0.25 | A | 0.11 | A | 0.22 | A | 0.55 | A | 0.41 | A | 0.60 | A | 0.41 | A | 0.72 | 0.30 | A | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.72 | ||
1996 | 0.36 | 0.22 | 0.74 | 0.28 | 0.81 | 0.30 | 0.19 | 0.02 | 0.86 | 0.49 | 0.59 | 0.15 | 0.86 | |||||||||||||
1997 | 1.65 | 0.15 | 0.00 | 0.89 | 0.83 | 1.17 | 1.36 | 1.99 | 0.73 | 9999.00 | z | 0.17 | 0.13 | 1.99 | ||||||||||||
1998 | 0.32 | 0.61 | a | 0.17 | 0.20 | 0.12 | 0.75 | 0.11 | 0.35 | 0.59 | 0.55 | 0.48 | 0.00 | 0.75 | ||||||||||||
1999 | 0.18 | 0.13 | 0.00 | 0.55 | 0.12 | 0.30 | 0.37 | 0.53 | 0.40 | 0.00 | 0.00 | 0.15 | 0.55 | |||||||||||||
2000 | 0.60 | 0.55 | a | 0.24 | 0.14 | 0.35 | 0.43 | 0.08 | 0.36 | 0.46 | 1.13 | 0.06 | 0.11 | 1.13 | ||||||||||||
2001 | 0.60 | 0.35 | 0.49 | 0.38 | a | 0.06 | 0.16 | 0.26 | a | 0.26 | b | 0.23 | 0.05 | 0.15 | 0.22 | 0.60 | ||||||||||
2002 | 0.00 | b | 0.01 | A | 0.30 | A | 0.03 | 0.00 | 0.01 | 0.21 | A | 0.33 | 1.01 | 0.43 | 0.62 | 0.41 | 1.01 | |||||||||
2003 | 0.13 | 0.23 | 0.70 | A | 0.20 | 0.28 | 0.09 | 0.60 | 0.33 | 0.18 | 0.15 | 0.27 | c | 1.05 | 1.05 | |||||||||||
2004 | 0.29 | 9999.00 | z | 0.03 | 0.26 | 0.00 | 0.33 | 0.22 | 0.35 | 0.66 | 1.08 | 0.49 | 0.34 | 1.08 | ||||||||||||
2005 | 0.48 | 0.40 | 0.62 | 0.06 | a | 0.51 | 0.56 | 0.11 | 0.25 | 0.48 | 0.58 | 0.25 | 0.13 | 0.62 | ||||||||||||
2006 | 0.44 | 0.02 | 0.40 | 0.07 | 0.08 | 0.77 | 0.08 | 0.24 | 0.24 | 1.14 | 0.11 | 0.24 | 1.14 | |||||||||||||
2007 | 0.21 | 0.10 | 0.06 | 0.16 | 0.24 | 0.00 | 0.03 | 0.32 | 0.94 | 0.19 | 0.00 | 0.42 | 0.94 | |||||||||||||
2008 | 0.38 | 9999.00 | z | 0.09 | 9999.00 | z | 0.51 | 0.34 | 0.13 | 0.17 | 1.20 | 1.05 | 0.19 | 0.68 | 1.20 | |||||||||||
2009 | 0.12 | 0.27 | 0.07 | 0.12 | 0.47 | 0.43 | 0.05 | 0.52 | 0.26 | 0.23 | 0.01 | 0.51 | 0.52 | |||||||||||||
2010 | 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 | 0.56 | 0.08 | 0.57 | 0.57 | ||||
2011 | 0.00 | 0.36 | z | 0.26 | z | 0.16 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 1.28 | 0.17 | 0.00 | 1.28 | |||||
2012 | 0.44 | 0.14 | 0.05 | 0.14 | a | 0.00 | 0.00 | 0.50 | 0.25 | 0.30 | 0.26 | 0.03 | 0.45 | 0.50 | ||||||||||||
2013 | 0.18 | 0.02 | 0.33 | 0.24 | 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 | 0.33 | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.34 | 0.32 | 0.30 | 0.24 | 0.32 | 0.34 | 0.37 | 0.44 | 0.54 | 0.56 | 0.27 | 0.30 | 0.93 | |||||||||||||
S.D. | 0.30 | 0.34 | 0.31 | 0.26 | 0.25 | 0.33 | 0.31 | 0.35 | 0.39 | 0.42 | 0.27 | 0.25 | 0.28 | |||||||||||||
SKEW | 1.94 | 1.77 | 1.74 | 1.87 | 0.50 | 1.22 | 1.04 | 2.30 | 0.80 | 0.77 | 1.58 | 1.00 | 0.40 | |||||||||||||
MAX | 1.65 | 1.60 | 1.50 | 1.15 | 0.92 | 1.27 | 1.36 | 1.99 | 1.70 | 1.66 | 1.20 | 1.05 | 1.66 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | |||||||||||||
NO YRS | 43 | 40 | 39 | 39 | 39 | 40 | 41 | 39 | 42 | 40 | 42 | 41 | 21 |