YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1964 | ----- | z | ----- | z | 0.05 | 0.34 | 0.45 | 0.11 | 0.15 | 0.14 | 0.00 | 0.17 | 0.20 | 0.08 | ----- | z | ||||||||||
1965 | 0.05 | 0.02 | 0.20 | 1.35 | 0.07 | 0.24 | 0.07 | 0.10 | 0.00 | 0.00 | 0.56 | 0.43 | 1.35 | |||||||||||||
1966 | 0.04 | 0.31 | 0.13 | 0.01 | 0.11 | 0.00 | 0.29 | 0.22 | 1.20 | 0.00 | 0.02 | 0.50 | 1.20 | |||||||||||||
1967 | 0.53 | 0.02 | 0.13 | 0.30 | 0.31 | 0.70 | 0.52 | 0.62 | 0.47 | 0.00 | 0.45 | 0.32 | 0.70 | |||||||||||||
1968 | 0.00 | 0.15 | 0.08 | 0.20 | 0.00 | 0.00 | 1.38 | 0.30 | 0.00 | 0.53 | 0.20 | 0.13 | 1.38 | |||||||||||||
1969 | 0.64 | 1.03 | 0.25 | 0.00 | 0.25 | 0.44 | 0.16 | 0.04 | 0.66 | 0.14 | 0.17 | 0.02 | 1.03 | |||||||||||||
1970 | 0.05 | 0.11 | 0.56 | 0.07 | 0.00 | 0.23 | 0.20 | 0.53 | 0.00 | 0.00 | 0.38 | 0.14 | 0.56 | |||||||||||||
1971 | 0.00 | 0.12 | 0.06 | 0.17 | 0.38 | 0.00 | 0.04 | 0.62 | 0.05 | 0.34 | 0.00 | 0.32 | 0.62 | |||||||||||||
1972 | 0.00 | 0.00 | 0.00 | 0.00 | 0.19 | 0.41 | 0.07 | 0.39 | 0.29 | 0.55 | 0.78 | 0.08 | 0.78 | |||||||||||||
1973 | 0.17 | 0.31 | 0.87 | 0.80 | 0.17 | 0.14 | 0.00 | 0.21 | 0.15 | 0.08 | 0.30 | 0.04 | 0.87 | |||||||||||||
1974 | 0.37 | 0.00 | 0.14 | 0.16 | 0.04 | 0.00 | 0.15 | 0.00 | 0.00 | 1.44 | 0.25 | 0.33 | 1.44 | |||||||||||||
1975 | 0.19 | 0.45 | 0.50 | 0.38 | 0.35 | 0.00 | 0.57 | ----- | z | 0.01 | 0.01 | 0.12 | 0.23 | ----- | z | |||||||||||
1976 | 0.00 | 1.16 | 0.20 | 0.46 | 0.27 | 0.20 | 0.51 | 0.00 | 0.19 | 1.10 | 0.00 | 0.08 | 1.16 | |||||||||||||
1977 | 0.20 | 0.00 | ----- | z | ----- | z | 0.91 | 0.28 | 0.01 | 0.90 | 0.00 | 0.16 | a | 0.00 | 0.27 | ----- | z | |||||||||
1978 | ----- | z | 2.50 | t | 0.42 | 1.08 | 0.28 | 0.00 | 0.05 | 0.14 | 0.98 | 0.49 | 0.34 | o | ----- | z | ----- | z | ||||||||
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.00 | b | ----- | z | 0.00 | ----- | z | 0.00 | 0.00 | ----- | z | ||||
1980 | 0.50 | 0.50 | 0.66 | ----- | z | ----- | z | 0.48 | 0.58 | 0.00 | 0.33 | 0.00 | 0.00 | 0.00 | ----- | z | ||||||||||
1981 | 0.22 | 0.15 | 0.40 | 0.50 | 0.30 | 0.00 | 0.23 | 0.62 | 0.13 | 0.71 | 0.03 | 0.00 | 0.71 | |||||||||||||
1982 | 0.75 | 0.40 | 0.45 | 0.00 | 0.34 | 0.00 | 0.35 | 1.15 | 0.75 | 0.29 | 0.49 | 0.26 | 1.15 | |||||||||||||
1983 | 0.30 | 0.13 | 0.52 | 0.31 | 0.00 | 0.00 | 0.00 | 1.73 | 0.48 | 0.45 | 0.48 | 0.24 | 1.73 | |||||||||||||
1984 | 0.06 | 0.10 | 0.17 | 0.00 | 0.00 | 0.02 | 1.29 | 1.36 | 0.00 | 0.29 | 0.51 | 0.38 | 1.36 | |||||||||||||
1985 | 0.50 | 0.04 | a | 0.21 | 0.00 | 0.10 | 0.00 | 0.12 | 0.00 | 0.75 | 0.13 | 0.43 | 0.30 | 0.75 | a | |||||||||||
1986 | 0.38 | 0.36 | 0.34 | 0.31 | 0.22 | 0.00 | 0.13 | 0.08 | 0.09 | a | 0.18 | 0.59 | a | 0.20 | 0.59 | b | ||||||||||
1987 | 0.42 | 0.03 | 0.23 | 0.30 | 0.72 | 0.02 | 0.18 | 0.12 | 0.01 | 1.00 | 0.81 | 0.24 | 1.00 | |||||||||||||
1988 | 0.33 | 0.09 | 0.01 | 1.20 | 0.00 | 0.09 | 0.05 | 0.57 | a | 0.19 | 0.00 | 0.44 | 0.08 | 1.20 | a | |||||||||||
1989 | 0.17 | 0.09 | 0.05 | 0.00 | 0.40 | 0.08 | 0.04 | 0.55 | 0.15 | 0.02 | 0.00 | 0.00 | a | 0.55 | a | |||||||||||
1990 | 0.48 | 0.15 | 0.05 | 0.51 | 0.70 | b | 0.28 | a | 0.55 | 0.80 | 0.87 | 0.00 | 0.15 | 0.22 | e | 0.87 | h | |||||||||
1991 | 0.46 | 0.25 | 0.31 | a | 0.00 | a | 0.21 | d | 0.20 | 0.07 | 0.60 | 0.24 | 0.29 | 0.15 | 0.92 | 0.92 | f | |||||||||
1992 | 1.06 | 0.38 | 0.94 | c | 0.10 | 0.69 | 0.19 | 0.10 | 0.08 | 0.00 | 0.93 | 0.00 | 0.30 | 1.06 | c | |||||||||||
1993 | 0.44 | 0.62 | 0.42 | 0.00 | 0.17 | 0.63 | 0.00 | 0.17 | 0.00 | 0.16 | a | 0.36 | 0.23 | 0.63 | a | |||||||||||
1994 | 0.58 | 0.37 | 0.34 | 0.37 | 0.21 | 0.00 | 0.04 | 0.05 | 0.00 | 0.14 | 0.55 | a | 1.11 | d | 1.11 | e | ||||||||||
1995 | 0.53 | 0.13 | 0.94 | a | 0.48 | 0.37 | 0.00 | 0.00 | 0.11 | 0.00 | 0.00 | 0.00 | 0.61 | 0.94 | a | |||||||||||
1996 | 0.23 | 0.12 | 0.25 | 0.00 | 0.34 | 0.00 | 0.00 | 0.05 | 0.00 | 0.66 | 0.79 | 0.40 | 0.79 | |||||||||||||
1997 | 0.55 | 0.00 | 0.00 | 0.08 | 0.28 | 0.34 | 0.36 | 0.05 | 0.94 | 0.00 | 0.47 | 0.07 | 0.94 | |||||||||||||
1998 | 0.05 | d | 1.15 | 0.68 | d | 0.30 | 0.50 | 0.40 | c | 0.81 | 0.00 | 0.00 | 0.23 | d | 0.32 | b | 0.00 | 1.15 | q | |||||||
1999 | 0.53 | d | 0.27 | 0.00 | 0.63 | e | 0.10 | ----- | z | 0.45 | b | 0.13 | 0.30 | e | 0.00 | ----- | z | 0.00 | ----- | z | ||||||
2000 | 0.42 | j | 0.97 | g | 0.62 | b | 0.10 | 0.00 | 0.03 | 0.00 | 1.13 | c | 0.37 | 0.44 | i | 0.00 | u | ----- | z | ----- | z | |||||
2001 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | x | 0.73 | m | 0.30 | p | 0.00 | o | 0.00 | 0.18 | e | 0.21 | ----- | z | ||
2002 | 0.10 | b | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.10 | 0.19 | 0.27 | 0.07 | m | 0.27 | o | ||||||||||
2003 | 0.05 | 0.40 | 0.21 | 0.68 | 0.01 | 0.00 | 0.02 | 0.48 | 0.10 | 0.00 | 0.56 | 0.13 | a | 0.68 | a | |||||||||||
2004 | 0.00 | 0.71 | 0.13 | 0.67 | 0.00 | 0.00 | 0.06 | 0.26 | a | 0.03 | 0.75 | 0.94 | 0.77 | a | 0.94 | b | ||||||||||
2005 | 0.65 | 0.95 | 0.51 | 0.21 | 0.23 | b | 0.10 | a | 0.25 | 0.70 | e | 0.45 | a | 0.62 | 0.00 | 0.00 | 0.95 | i | ||||||||
2006 | 0.56 | g | 0.25 | 0.80 | 0.01 | 0.00 | 0.00 | 0.55 | 0.00 | 0.00 | 0.50 | 0.00 | 0.00 | 0.80 | g | |||||||||||
2007 | 0.00 | ----- | z | 0.00 | 0.68 | 0.00 | 0.00 | 1.66 | b | 0.45 | 0.57 | 0.00 | 0.00 | 0.64 | ----- | z | ||||||||||
2008 | 0.73 | 0.41 | 0.21 | 0.00 | 0.00 | s | 0.00 | 0.08 | 0.04 | 0.00 | 0.71 | 0.21 | 0.10 | 0.73 | s | |||||||||||
2009 | 0.11 | 0.81 | 0.02 | 0.11 | 0.13 | 0.10 | 0.00 | 0.00 | 0.00 | 0.01 | 0.12 | 0.50 | 0.81 | |||||||||||||
2010 | 0.84 | u | 0.61 | e | 0.24 | d | 0.24 | k | 0.03 | k | 0.00 | 0.13 | u | 0.13 | 0.00 | 0.19 | p | 1.01 | o | 0.38 | o | ----- | z | |||
2011 | 3.21 | c | 0.00 | q | 0.23 | k | 0.00 | i | 0.32 | h | 0.00 | 0.26 | a | 0.48 | 0.04 | b | 0.81 | 0.08 | 0.00 | ----- | z | |||||
2012 | 0.15 | 0.17 | 0.55 | 0.59 | 0.00 | 0.00 | d | 0.03 | h | 0.54 | a | 0.21 | f | 1.02 | 0.00 | 0.50 | b | 1.02 | u | |||||||
2013 | 0.00 | 0.00 | t | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
2014 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2015 | 0.41 | a | 0.19 | a | 0.32 | k | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.37 | 0.31 | 0.31 | 0.31 | 0.23 | 0.12 | 0.27 | 0.36 | 0.23 | 0.33 | 0.27 | 0.25 | 0.96 | |||||||||||||
S.D. | 0.51 | 0.32 | 0.27 | 0.34 | 0.23 | 0.18 | 0.38 | 0.40 | 0.32 | 0.37 | 0.26 | 0.26 | 0.31 | |||||||||||||
SKEW | 4.08 | 1.28 | 0.81 | 1.27 | 1.11 | 1.57 | 2.15 | 1.44 | 1.42 | 1.09 | 0.71 | 1.39 | 0.60 | |||||||||||||
MAX | 3.21 | 1.16 | 0.94 | 1.35 | 0.91 | 0.70 | 1.66 | 1.73 | 1.20 | 1.44 | 0.94 | 1.11 | 1.73 | |||||||||||||
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 | 0.55 | |||||||||||||
YRS | 44 | 43 | 45 | 43 | 43 | 47 | 46 | 46 | 47 | 46 | 45 | 45 | 28 |