YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1961 | 9999.00 | z | 0.32 | f | 0.31 | 0.29 | 0.47 | 0.25 | 0.34 | 0.07 | 0.30 | 0.20 | 0.65 | 0.30 | 0.65 | |||||||||||
1962 | 0.40 | 0.35 | A | 0.24 | 0.45 | 0.66 | 0.10 | 0.00 | 0.13 | 0.14 | 0.54 | 0.42 | 0.28 | A | 0.66 | |||||||||||
1963 | 0.30 | 0.46 | 0.13 | 0.42 | 0.14 | 0.20 | a | 0.12 | 0.27 | a | 0.64 | 0.35 | 0.66 | 0.74 | 0.74 | |||||||||||
1964 | 0.28 | 0.03 | 0.20 | 0.19 | 0.33 | 9999.00 | z | 0.34 | 9999.00 | z | 0.13 | 0.43 | 0.30 | 1.07 | 1.07 | |||||||||||
1965 | 0.67 | 0.08 | 0.76 | 0.30 | 0.45 | 9999.00 | z | 0.83 | 0.80 | 0.10 | 0.13 | 0.45 | 0.18 | 0.83 | ||||||||||||
1966 | 0.30 | 0.28 | 0.18 | 0.18 | 0.29 | 0.69 | 0.70 | 0.03 | 0.55 | 0.22 | 0.45 | 0.38 | 0.70 | |||||||||||||
1967 | 0.32 | 0.27 | 0.21 | 0.68 | 0.70 | 0.21 | 0.00 | 0.10 | 0.18 | 0.47 | 0.18 | 0.13 | 0.70 | |||||||||||||
1968 | 0.32 | 0.27 | 0.08 | 0.14 | 0.31 | 0.31 | 0.11 | 0.42 | 0.20 | 0.43 | 0.65 | 0.53 | 0.65 | |||||||||||||
1969 | 0.27 | 0.36 | 0.26 | 0.76 | 0.51 | 1.66 | 0.22 | 0.00 | 0.17 | 0.33 | 0.45 | 0.30 | 1.66 | |||||||||||||
1970 | 0.50 | 0.34 | 0.43 | 0.21 | 0.30 | 0.64 | 0.31 | 0.00 | 0.46 | 0.29 | 0.29 | 0.41 | 0.64 | |||||||||||||
1971 | 0.75 | 0.18 | 0.28 | 0.52 | 0.13 | 0.68 | 0.04 | 0.40 | 0.41 | 0.54 | 0.60 | 0.53 | 0.75 | |||||||||||||
1972 | 0.34 | 0.13 | 0.71 | 0.33 | 1.10 | 0.53 | 0.01 | 0.26 | 0.21 | 0.35 | 0.20 | 0.50 | 1.10 | |||||||||||||
1973 | 0.32 | 0.16 | 0.26 | 0.12 | 0.54 | 0.07 | 0.04 | 0.10 | 0.73 | 0.39 | 0.55 | 0.49 | 0.73 | |||||||||||||
1974 | 0.28 | 0.20 | 0.24 | 0.52 | 0.11 | 0.09 | 0.36 | 0.08 | 0.00 | 0.11 | 0.21 | 0.31 | 0.52 | |||||||||||||
1975 | 0.50 | 0.35 | 0.55 | 0.32 | 0.17 | 0.39 | 0.45 | 0.51 | 0.01 | 0.52 | 0.19 | 0.55 | 0.55 | |||||||||||||
1976 | 1.01 | 0.35 | 0.20 | 0.38 | 0.18 | 0.25 | 0.10 | 0.84 | A | 0.58 | 0.18 | 0.28 | 0.06 | 1.01 | ||||||||||||
1977 | 0.36 | 0.27 | 0.38 | 0.33 | 0.63 | 0.40 | 0.12 | 0.28 | 0.57 | 0.17 | 1.19 | 0.33 | 1.19 | |||||||||||||
1978 | 0.33 | 0.25 | 0.39 | 1.22 | 0.47 | 0.35 | 0.57 | 0.54 | 0.29 | 0.00 | 0.63 | A | 0.98 | 1.22 | ||||||||||||
1979 | 0.42 | 0.32 | 0.66 | 0.50 | A | 0.76 | 0.28 | 0.00 | 0.46 | 0.01 | 0.52 | 0.64 | 0.15 | 0.76 | ||||||||||||
1980 | 0.39 | 0.33 | 0.35 | 0.43 | 0.43 | 0.60 | 0.09 | 0.35 | 0.31 | 0.19 | 0.28 | 0.68 | A | 0.60 | ||||||||||||
1981 | 0.21 | 0.54 | A | 0.85 | 0.48 | 0.59 | 0.40 | 0.31 | 0.01 | 0.70 | 0.27 | 0.38 | 0.78 | 0.85 | ||||||||||||
1982 | 0.49 | d | 0.30 | 0.23 | 0.20 | 0.33 | 0.66 | 0.32 | 0.43 | 0.72 | 0.72 | 0.18 | 0.37 | 0.72 | ||||||||||||
1983 | 0.33 | 0.37 | 1.16 | 0.71 | 0.76 | 0.71 | 0.39 | 0.60 | 0.07 | 0.52 | 0.35 | 0.51 | a | 1.16 | ||||||||||||
1984 | 0.23 | 0.40 | 0.83 | 0.61 | 0.54 | 0.43 | 0.11 | 1.27 | 0.31 | 0.36 | 0.48 | 0.29 | 1.27 | |||||||||||||
1985 | 0.23 | 0.34 | 0.23 | 0.38 | 0.63 | 0.09 | 0.27 | 0.31 | 0.24 | 0.36 | 0.36 | 0.48 | 0.63 | |||||||||||||
1986 | 0.30 | 0.87 | 0.33 | 0.15 | 1.13 | 0.18 | 0.22 | 0.08 | 0.47 | 0.30 | 0.49 | 0.15 | 1.13 | |||||||||||||
1987 | 0.31 | a | 0.38 | 0.71 | 0.18 | 0.54 | 0.51 | 0.61 | 0.06 | 0.09 | 0.00 | 0.23 | 0.38 | 0.71 | ||||||||||||
1988 | 0.53 | 0.33 | 0.26 | 0.90 | 0.67 | 0.27 | 0.00 | 0.00 | 0.10 | 0.00 | 1.40 | A | 0.28 | A | 0.90 | |||||||||||
1989 | 1.61 | A | 0.77 | f | 0.41 | 0.56 | 1.11 | A | 0.48 | 0.17 | A | 0.45 | 0.45 | A | 0.20 | 0.18 | A | 0.30 | 0.77 | |||||||
1990 | 0.27 | A | 0.06 | A | 0.45 | A | 1.00 | A | 0.31 | A | 0.16 | b | 0.06 | b | 0.66 | 0.00 | 0.23 | A | 0.22 | A | 0.34 | A | 0.66 | |||
1991 | 0.42 | a | 0.53 | A | 0.83 | A | 0.47 | 0.48 | b | 0.50 | b | 1.35 | 0.47 | A | 0.00 | 0.28 | 0.55 | d | 0.28 | A | 1.35 | |||||
1992 | 0.15 | 0.16 | A | 0.45 | A | 0.23 | 0.28 | 0.57 | a | 1.04 | d | 0.11 | 0.11 | 0.30 | 0.45 | A | 0.60 | c | 1.04 | |||||||
1993 | 0.38 | A | 0.30 | A | 0.61 | A | 0.28 | A | 0.45 | A | 0.65 | A | 0.86 | 0.45 | A | 0.00 | 0.32 | 0.21 | A | 0.27 | 0.86 | |||||
1994 | 0.25 | 0.23 | A | 0.63 | 0.28 | 0.77 | A | 0.42 | A | 0.25 | A | 0.01 | 0.43 | 0.42 | b | 0.40 | A | 0.32 | e | 0.63 | ||||||
1995 | 0.52 | d | 0.75 | A | 1.06 | 0.55 | 0.26 | 0.60 | A | 0.16 | A | 0.32 | A | 0.17 | 0.26 | 1.11 | A | 0.74 | A | 1.06 | ||||||
1996 | 0.30 | d | 0.24 | 0.35 | A | 0.31 | A | 0.40 | 0.70 | A | 0.25 | b | 1.30 | 0.36 | 0.42 | A | 1.25 | A | 0.93 | A | 1.30 | |||||
1997 | 0.60 | A | 0.52 | a | 0.24 | b | 0.90 | b | 0.35 | 0.90 | c | 0.41 | a | 0.10 | 0.18 | b | 0.30 | 0.14 | e | 0.29 | A | 0.90 | ||||
1998 | 0.63 | A | 0.38 | 0.25 | b | 0.26 | b | 0.75 | A | 0.50 | a | 0.17 | 0.00 | 0.12 | A | 0.50 | 0.45 | A | 0.28 | a | 0.50 | |||||
1999 | 0.40 | b | 0.43 | a | 0.30 | 0.19 | c | 0.34 | b | 0.31 | 0.00 | 0.91 | a | 0.00 | 0.70 | 0.64 | a | 0.12 | b | 0.91 | ||||||
2000 | 0.74 | a | 0.22 | c | 0.75 | d | 0.12 | 0.33 | b | 0.62 | 0.22 | 0.00 | 0.69 | 0.81 | a | 0.52 | 0.30 | 0.81 | ||||||||
2001 | 0.30 | a | 0.16 | a | 0.30 | c | 0.35 | a | 0.19 | 0.26 | a | 0.63 | 0.04 | 0.16 | a | 0.49 | a | 0.38 | c | 0.35 | 0.63 | |||||
2002 | 0.35 | 0.20 | 0.22 | a | 0.30 | a | 0.41 | 0.30 | a | 0.07 | 0.15 | 0.15 | 0.13 | 0.09 | 0.72 | 0.72 | ||||||||||
2003 | 0.44 | a | 0.44 | a | 0.37 | c | 0.34 | 0.32 | A | 0.16 | A | 0.00 | 0.12 | A | 0.55 | 0.20 | A | 0.10 | a | 0.96 | 0.96 | |||||
2004 | 0.59 | A | 0.40 | 0.27 | 0.44 | 0.92 | A | 0.30 | 0.55 | 0.69 | 0.13 | 0.27 | 0.26 | A | 0.31 | 0.69 | ||||||||||
2005 | 0.19 | A | 0.51 | 0.23 | A | 0.61 | A | 0.80 | 0.31 | 0.15 | A | 0.08 | 0.02 | 1.25 | a | 0.70 | a | 0.55 | A | 1.25 | ||||||
2006 | 0.37 | a | 0.31 | 0.32 | b | 0.42 | a | 0.50 | A | 0.74 | 0.00 | 0.59 | 0.24 | 0.22 | A | 0.41 | A | 0.66 | a | 0.74 | ||||||
2007 | 0.52 | 0.23 | c | 0.31 | 0.49 | b | 0.16 | b | 0.68 | b | 0.01 | a | 0.13 | b | 0.52 | 0.63 | d | 1.25 | A | 0.40 | d | 0.68 | ||||
2008 | 0.22 | 9999.00 | z | 0.24 | A | 0.15 | d | 0.47 | 0.38 | A | 0.01 | 0.35 | A | 0.03 | a | 9999.00 | z | 0.35 | A | 0.20 | A | 0.47 | ||||
2009 | 0.48 | A | 0.19 | f | 0.66 | A | 0.37 | b | 0.82 | A | 0.28 | a | 0.15 | c | 1.03 | b | 0.10 | A | 0.46 | A | 0.36 | A | 0.32 | f | 1.03 | |
2010 | 0.52 | A | 0.35 | e | 0.50 | A | 0.50 | A | 0.47 | A | 0.60 | A | 0.00 | 0.12 | 0.65 | A | 0.66 | A | 0.44 | A | 0.80 | A | 0.35 | |||
2011 | 0.90 | A | 0.35 | j | 0.50 | A | 0.30 | o | 1.90 | A | 1.06 | f | 0.16 | A | 0.05 | A | 0.05 | a | 0.31 | e | 0.21 | A | 0.38 | A | 1.06 | |
2012 | 0.30 | A | 0.35 | A | 0.80 | A | 0.49 | A | 0.24 | c | 0.60 | A | 0.35 | A | 0.00 | 0.00 | a | 0.42 | n | 0.40 | t | 0.78 | q | 0.78 | ||
2013 | 0.90 | i | 0.15 | k | 0.25 | k | 0.00 | 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 | 0.90 | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.43 | 0.32 | 0.43 | 0.42 | 0.51 | 0.45 | 0.27 | 0.33 | 0.27 | 0.36 | 0.42 | 0.44 | 0.85 | |||||||||||||
S.D. | 0.25 | 0.16 | 0.25 | 0.24 | 0.32 | 0.27 | 0.29 | 0.33 | 0.23 | 0.22 | 0.23 | 0.24 | 0.28 | |||||||||||||
SKEW | 2.76 | 1.09 | 1.08 | 1.24 | 1.94 | 1.77 | 1.64 | 1.20 | 0.63 | 1.38 | 1.26 | 0.85 | 1.20 | |||||||||||||
MAX | 1.61 | 0.87 | 1.16 | 1.22 | 1.90 | 1.66 | 1.35 | 1.30 | 0.73 | 1.25 | 1.19 | 1.07 | 1.66 | |||||||||||||
MIN | 0.15 | 0.03 | 0.08 | 0.12 | 0.11 | 0.07 | 0.00 | 0.00 | 0.00 | 0.00 | 0.09 | 0.06 | 0.52 | |||||||||||||
NO YRS | 45 | 45 | 48 | 51 | 50 | 49 | 52 | 50 | 52 | 49 | 45 | 47 | 26 |