YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1956 | 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 | 0.17 | A | 0.31 | 0.31 | ||
1957 | 0.00 | 0.24 | A | 0.24 | 0.61 | 0.68 | 0.23 | 0.14 | 0.00 | 0.00 | 0.40 | c | 0.84 | 0.36 | 0.84 | |||||||||||
1958 | 0.14 | 0.46 | 0.45 | 0.30 | A | 0.10 | 1.21 | 0.02 | f | 0.00 | f | 0.00 | b | 0.08 | 0.11 | 0.20 | 1.21 | |||||||||
1959 | 0.38 | 0.20 | 0.07 | 0.07 | 0.36 | A | 0.05 | 0.02 | 0.36 | 0.49 | 0.33 | 0.00 | 0.67 | 0.67 | ||||||||||||
1960 | 0.20 | A | 0.56 | 0.36 | 0.24 | 0.29 | 0.00 | 0.50 | 0.08 | 0.33 | A | 0.04 | 1.25 | 0.58 | 1.25 | |||||||||||
1961 | 0.14 | 0.40 | 0.28 | 0.15 | 0.36 | 0.73 | 0.26 | 1.65 | 0.86 | 0.19 | 0.22 | 0.30 | A | 1.65 | ||||||||||||
1962 | 0.42 | A | 0.55 | 0.60 | 0.00 | 0.30 | f | 0.08 | 0.00 | 0.25 | 0.06 | 9999.00 | z | 0.36 | 0.36 | m | 0.60 | |||||||||
1963 | 1.30 | b | 0.42 | 0.43 | 0.32 | 0.53 | 0.66 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 1.30 | ||||||
1964 | 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 | |
1965 | 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 | |
1966 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.14 | 0.06 | 0.05 | 0.02 | 0.27 | 9999.00 | z | 0.55 | 0.86 | 0.86 | ||||||||
1967 | 1.25 | A | 0.35 | 0.50 | 9999.00 | z | 0.25 | 0.38 | 0.30 | 9999.00 | z | 0.00 | 0.00 | 9999.00 | z | 9999.00 | z | 0.50 | ||||||||
1968 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.00 | g | 0.04 | 0.24 | 0.00 | 0.30 | 0.50 | 0.40 | 0.50 | |||||||
1969 | 0.88 | 0.60 | 0.05 | 0.78 | 0.70 | 0.27 | 0.19 | 0.00 | 0.00 | 0.29 | 0.15 | 0.40 | 0.88 | |||||||||||||
1970 | 0.75 | 0.20 | 0.17 | 0.40 | 9999.00 | z | 0.63 | 0.20 | 0.19 | 0.18 | 0.15 | 9999.00 | z | 0.45 | 0.75 | |||||||||||
1971 | 0.30 | 0.02 | 0.23 | 0.16 | 1.14 | 1.27 | 0.00 | 0.05 | 0.44 | 0.35 | 0.27 | 0.60 | 1.27 | |||||||||||||
1972 | 0.12 | 0.32 | 0.35 | 0.20 | 0.00 | 0.45 | 0.01 | 0.00 | 0.25 | i | 0.10 | 0.76 | 9999.00 | z | 0.76 | |||||||||||
1973 | 1.11 | h | 0.02 | 0.09 | 0.80 | 9999.00 | z | 9999.00 | z | 0.02 | 0.22 | 9999.00 | z | 9999.00 | z | 0.29 | 0.50 | c | 1.11 | |||||||
1974 | 0.26 | a | 0.40 | 0.25 | 0.62 | 0.15 | 0.00 | 0.54 | 0.15 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.62 | ||||||||
1975 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.02 | n | 0.17 | 0.36 | 0.05 | 0.41 | A | 9999.00 | z | 0.36 | 9999.00 | z | 0.17 | l | 0.36 | |||||
1976 | 0.31 | 0.80 | 0.29 | 0.13 | 0.32 | 0.78 | 0.21 | 0.90 | 0.85 | 0.13 | 9999.00 | z | 0.00 | 0.90 | ||||||||||||
1977 | 0.69 | A | 0.14 | 0.08 | 0.05 | 0.46 | 0.34 | 0.09 | 0.22 | 0.13 | 0.14 | 0.62 | A | 0.67 | 0.67 | |||||||||||
1978 | 0.52 | 0.47 | 9999.00 | z | 0.67 | 0.03 | 0.19 | 0.07 | 0.01 | 0.68 | 0.01 | 0.60 | 0.05 | 0.68 | ||||||||||||
1979 | 0.80 | 0.40 | 0.56 | 0.12 | 0.20 | 0.13 | a | 0.21 | 9999.00 | z | 0.07 | 0.25 | 0.91 | A | 0.49 | 0.80 | ||||||||||
1980 | 1.10 | A | 0.90 | d | 0.24 | 0.32 | 0.23 | 0.22 | 0.35 | 0.00 | 0.25 | 0.13 | 9999.00 | z | 0.52 | A | 0.90 | |||||||||
1981 | 0.26 | 0.08 | 0.29 | 0.10 | 0.35 | 0.29 | 0.28 | 0.04 | 0.15 | 0.41 | 0.49 | 0.66 | 0.66 | |||||||||||||
1982 | 0.24 | b | 0.22 | a | 0.16 | 0.27 | A | 0.01 | 0.58 | 0.40 | 9999.00 | z | 0.28 | 0.35 | 0.74 | f | 1.30 | A | 0.74 | |||||||
1983 | 0.43 | 0.20 | 0.40 | b | 1.50 | A | 0.39 | 0.49 | 0.13 | 0.50 | a | 0.32 | 0.14 | 0.42 | c | 0.72 | A | 0.50 | ||||||||
1984 | 0.12 | 0.24 | 0.55 | 0.20 | 0.33 | 0.32 | A | 9999.00 | z | 0.03 | 0.18 | 0.26 | a | 0.50 | A | 0.07 | b | 0.55 | ||||||||
1985 | 0.04 | 0.26 | c | 0.20 | A | 0.09 | 0.42 | 0.00 | 0.36 | 0.00 | 0.81 | A | 0.18 | 0.42 | d | 0.98 | A | 0.42 | ||||||||
1986 | 0.16 | 0.62 | 0.71 | a | 0.73 | A | 0.17 | A | 0.07 | a | 9999.00 | z | 0.03 | 0.44 | 0.06 | 0.22 | 0.20 | d | 0.71 | |||||||
1987 | 0.40 | 0.47 | 0.18 | A | 0.33 | 0.59 | 0.59 | 0.09 | 0.06 | 0.00 | 0.42 | 0.26 | 0.30 | 0.59 | ||||||||||||
1988 | 0.40 | 0.01 | 0.09 | 0.42 | 0.06 | 0.38 | A | 0.01 | 0.11 | 0.46 | 0.00 | 0.75 | A | 0.42 | 0.46 | |||||||||||
1989 | 0.48 | a | 0.19 | 0.55 | 0.13 | 0.75 | 0.03 | 0.00 | 0.13 | 0.42 | 0.45 | 0.59 | 0.06 | 0.75 | ||||||||||||
1990 | 0.18 | 0.27 | 0.10 | 0.52 | 0.24 | 0.00 | 0.06 | 0.44 | 0.10 | A | 0.13 | 0.06 | 0.22 | 0.52 | ||||||||||||
1991 | 0.31 | 0.17 | 0.50 | 0.45 | A | 0.51 | A | 1.49 | A | 0.00 | 0.20 | 0.33 | 0.53 | a | 0.17 | 0.20 | a | 0.53 | ||||||||
1992 | 0.03 | 0.23 | 0.25 | 0.10 | 0.00 | 0.30 | a | 0.27 | 0.00 | a | 0.00 | 0.26 | 0.12 | 0.45 | 0.45 | |||||||||||
1993 | 0.55 | 0.30 | 0.38 | 0.19 | 0.10 | 0.85 | 0.19 | 0.07 | 0.15 | 0.55 | 0.07 | 0.19 | 0.85 | |||||||||||||
1994 | 0.09 | a | 0.36 | 0.32 | 0.45 | b | 0.45 | 0.08 | 0.00 | 0.00 | 0.09 | 0.00 | 0.57 | a | 0.94 | 0.94 | ||||||||||
1995 | 0.67 | A | 0.00 | b | 0.40 | a | 9999.00 | z | 0.48 | 0.62 | 0.17 | 0.00 | 0.04 | 0.00 | 0.25 | 1.08 | 1.08 | |||||||||
1996 | 0.52 | a | 0.80 | 0.58 | 0.66 | 0.61 | A | 0.42 | 0.01 | 0.08 | b | 0.10 | 0.42 | A | 0.23 | 0.35 | a | 0.80 | ||||||||
1997 | 0.70 | A | 0.07 | 0.21 | 0.42 | A | 9999.00 | z | 0.80 | a | 0.22 | 0.02 | 0.50 | 0.14 | 0.19 | 0.31 | 0.80 | |||||||||
1998 | 0.44 | 0.36 | a | 0.43 | A | 0.44 | 0.90 | A | 9999.00 | z | 0.07 | A | 0.01 | 0.60 | A | 0.50 | 0.52 | 0.22 | b | 0.52 | ||||||
1999 | 0.39 | 0.73 | a | 0.05 | 0.13 | a | 0.45 | 0.56 | b | 0.00 | 0.06 | 0.03 | 0.31 | 0.32 | 0.08 | 0.73 | ||||||||||
2000 | 0.58 | 0.61 | 0.51 | 0.54 | 0.40 | 0.10 | 0.03 | 0.00 | 0.15 | 1.14 | 0.12 | 0.30 | b | 1.14 | ||||||||||||
2001 | 0.20 | 0.20 | 0.20 | 0.10 | b | 0.45 | 0.01 | 0.34 | 0.05 | 0.19 | 0.10 | 0.66 | 0.57 | c | 0.66 | |||||||||||
2002 | 0.53 | 0.36 | 0.09 | c | 0.18 | 0.50 | a | 0.17 | b | 0.19 | 0.23 | a | 9999.00 | z | 0.16 | a | 0.50 | 0.15 | b | 0.53 | ||||||
2003 | 0.19 | 0.13 | 0.50 | 0.60 | A | 0.31 | A | 0.00 | 0.95 | 0.20 | 0.00 | 0.00 | 9999.00 | z | 0.75 | A | 0.95 | |||||||||
2004 | 0.55 | b | 0.33 | A | 0.32 | 0.20 | 0.61 | A | 0.32 | 0.06 | 9999.00 | z | 0.27 | 0.55 | b | 0.26 | b | 0.40 | c | 0.55 | ||||||
2005 | 0.21 | c | 0.19 | A | 0.62 | 0.75 | A | 0.98 | 0.09 | 0.08 | 0.00 | 0.08 | 9999.00 | z | 0.65 | A | 0.83 | A | 0.98 | |||||||
2006 | 0.23 | d | 0.68 | 0.30 | a | 1.06 | A | 0.25 | a | 0.01 | 0.00 | 9999.00 | z | 0.00 | i | 0.15 | 0.31 | a | 0.25 | 0.68 | ||||||
2007 | 0.02 | 9999.00 | z | 0.01 | a | 0.25 | 0.09 | 0.26 | 0.00 | 0.02 | 0.99 | 0.25 | 0.17 | 0.22 | A | 0.99 | ||||||||||
2008 | 0.60 | A | 0.48 | 0.07 | a | 0.23 | 0.39 | 0.00 | 0.00 | 0.16 | a | 9999.00 | z | 0.10 | 0.25 | 0.33 | 0.48 | |||||||||
2009 | 0.15 | h | 0.26 | a | 0.17 | a | 0.34 | b | 0.98 | A | 0.48 | a | 0.00 | 9999.00 | z | 0.05 | 0.20 | 0.09 | c | 0.43 | A | 0.48 | ||||
2010 | 0.45 | b | 0.39 | d | 0.43 | d | 9999.00 | z | 0.35 | A | 0.28 | a | 0.21 | a | 0.14 | A | 0.17 | d | 1.14 | A | 0.17 | A | 0.55 | A | 0.45 | |
2011 | 0.29 | a | 0.33 | b | 0.40 | a | 0.47 | 1.52 | A | 9999.00 | z | 9999.00 | z | 0.00 | a | 0.00 | a | 0.21 | b | 0.11 | d | 9999.00 | z | 0.47 | ||
2012 | 0.40 | a | 0.01 | d | 0.20 | A | 0.05 | 9999.00 | z | 0.50 | 0.10 | 0.00 | 0.27 | a | 0.33 | 0.25 | 0.30 | 0.50 | ||||||||
2013 | 0.26 | 0.05 | 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 | 9999.00 | z | 0.26 | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.41 | 0.33 | 0.31 | 0.37 | 0.41 | 0.36 | 0.15 | 0.16 | 0.26 | 0.25 | 0.36 | 0.40 | 0.85 | |||||||||||||
S.D. | 0.30 | 0.22 | 0.18 | 0.30 | 0.31 | 0.35 | 0.18 | 0.28 | 0.26 | 0.21 | 0.26 | 0.25 | 0.31 | |||||||||||||
SKEW | 1.19 | 0.58 | 0.24 | 1.53 | 1.29 | 1.28 | 2.08 | 3.67 | 1.17 | 1.77 | 1.16 | 0.68 | 1.07 | |||||||||||||
MAX | 1.30 | 0.90 | 0.71 | 1.50 | 1.52 | 1.49 | 0.95 | 1.65 | 0.99 | 1.14 | 1.25 | 1.08 | 1.65 | |||||||||||||
MIN | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.45 | |||||||||||||
NO YRS | 49 | 51 | 50 | 47 | 48 | 50 | 49 | 46 | 46 | 47 | 44 | 44 | 17 |