YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.30 | m | 0.05 | 0.00 | 0.09 | 0.26 | 0.50 | 0.71 | ----- | z | ||||||
1967 | 0.54 | 0.18 | 0.63 | 0.31 | 1.13 | 0.76 | 0.00 | 0.00 | 0.18 | 0.68 | 0.32 | 0.70 | 1.13 | |||||||||||||
1968 | 0.30 | 1.18 | 0.55 | 0.27 | 0.22 | 0.14 | 0.00 | 0.68 | 0.21 | 0.68 | 0.92 | 0.68 | 1.18 | |||||||||||||
1969 | 0.45 | 0.60 | 0.41 | 0.56 | 0.57 | 1.30 | 0.00 | 0.00 | 0.25 | 0.31 | 0.29 | 0.82 | 1.30 | |||||||||||||
1970 | 0.93 | 0.52 | 0.83 | 0.28 | 0.57 | 0.66 | 0.68 | 0.02 | 0.67 | 0.85 | 0.50 | 0.85 | 0.93 | |||||||||||||
1971 | 0.75 | 0.43 | 0.35 | 0.34 | 0.26 | 0.78 | 0.02 | 0.13 | 0.26 | 0.26 | 0.64 | 0.91 | 0.91 | |||||||||||||
1972 | 0.52 | 0.21 | 0.83 | 0.25 | 0.40 | 0.68 | 0.08 | 0.27 | 0.18 | 0.18 | 0.66 | 0.70 | 0.83 | |||||||||||||
1973 | 0.49 | 0.29 | 0.67 | 0.35 | 0.85 | 0.04 | 0.79 | 0.04 | 0.44 | 0.29 | 0.37 | 0.64 | 0.85 | |||||||||||||
1974 | 0.39 | 0.22 | 0.57 | 0.47 | 0.09 | 0.39 | 0.50 | 0.25 | 0.00 | 0.04 | 0.25 | 0.82 | 0.82 | |||||||||||||
1975 | 0.84 | 0.38 | 0.22 | 0.25 | 0.46 | 0.51 | 0.32 | 0.65 | 0.00 | 0.73 | 0.31 | 0.80 | 0.84 | |||||||||||||
1976 | 1.07 | 0.47 | 0.50 | 0.40 | 0.35 | 0.19 | 0.22 | 0.41 | 0.16 | 0.19 | 0.05 | 0.10 | 1.07 | |||||||||||||
1977 | 0.40 | 0.47 | 0.46 | 0.15 | 0.55 | 0.11 | 0.22 | 0.50 | 0.77 | 0.24 | 0.60 | 1.25 | 1.25 | |||||||||||||
1978 | 0.55 | 0.40 | 0.41 | 1.10 | 0.69 | 1.04 | 0.94 | 0.24 | 0.96 | 0.00 | 0.20 | 0.69 | 1.10 | |||||||||||||
1979 | 1.20 | a | 0.43 | c | 0.94 | 0.52 | 0.52 | 0.40 | 0.02 | 1.04 | 0.08 | 1.20 | 0.45 | 0.20 | 1.20 | d | ||||||||||
1980 | 0.76 | a | 0.38 | 0.27 | 0.55 | 0.74 | 0.51 | 0.09 | 0.05 | 1.26 | 0.56 | 0.68 | 1.30 | 1.30 | a | |||||||||||
1981 | 0.90 | 0.69 | 0.40 | 0.16 | 1.40 | b | 0.50 | 0.49 | 0.02 | 0.43 | 0.50 | 0.42 | 0.80 | 1.40 | b | |||||||||||
1982 | 0.89 | a | 1.01 | a | 0.41 | 0.48 | 0.30 | 0.37 | 0.71 | 0.15 | 0.48 | 0.96 | 0.14 | 0.57 | 1.01 | b | ||||||||||
1983 | 0.53 | 0.44 | 0.74 | 1.16 | a | 0.29 | 0.39 | 0.74 | 0.34 | 0.26 | 0.48 | 0.45 | 1.13 | a | 1.16 | b | ||||||||||
1984 | 0.25 | 0.62 | 0.69 | 0.40 | 0.45 | 0.55 | 0.10 | 0.47 | 0.16 | 0.30 | 0.61 | 0.64 | a | 0.69 | a | |||||||||||
1985 | 0.17 | 0.33 | 0.30 | 0.54 | 0.65 | 0.38 | 0.34 | 0.55 | 0.53 | 1.18 | 0.37 | 0.54 | 1.18 | |||||||||||||
1986 | 0.61 | a | 0.95 | b | 0.46 | 0.36 | 0.98 | 0.61 | 0.17 | 0.17 | 0.55 | 0.29 | 0.70 | 0.63 | 0.98 | c | ||||||||||
1987 | 0.83 | 0.68 | 0.55 | 0.20 | 0.48 | 0.19 | 0.43 | 0.35 | 0.00 | 0.15 | 0.40 | 0.24 | a | 0.83 | a | |||||||||||
1988 | 0.55 | b | 0.19 | 0.14 | 0.57 | 0.78 | 0.33 | 0.20 | 0.05 | 0.11 | 0.06 | 0.98 | 0.28 | 0.98 | b | |||||||||||
1989 | 0.73 | 0.52 | 0.46 | 0.34 | 0.58 | 0.47 | 0.01 | 0.53 | 0.91 | 0.42 | 0.20 | 0.11 | 0.91 | |||||||||||||
1990 | 0.75 | b | 0.62 | 0.53 | 0.86 | 1.18 | 0.22 | 0.20 | 0.34 | 0.00 | 1.17 | 0.50 | 0.25 | b | 1.18 | d | ||||||||||
1991 | 0.82 | 0.37 | 0.17 | 0.34 | 0.76 | 0.63 | 0.04 | 0.00 | 0.11 | 0.18 | 0.53 | 0.84 | 0.84 | |||||||||||||
1992 | 0.51 | 0.71 | 0.26 | 0.25 | 0.57 | 0.80 | 0.33 | 0.05 | 0.12 | 0.38 | 0.30 | a | 0.49 | 0.80 | a | |||||||||||
1993 | 0.50 | 0.33 | a | 0.85 | 0.25 | 0.71 | 1.06 | 0.90 | 0.14 | 0.00 | 0.38 | 0.95 | a | 0.53 | 1.06 | b | ||||||||||
1994 | 0.56 | 0.78 | 0.05 | 0.58 | 0.32 | 0.15 | 0.39 | 0.00 | 0.27 | 0.43 | 0.37 | a | 0.55 | 0.78 | a | |||||||||||
1995 | 0.95 | 0.32 | 0.50 | 0.19 | 0.30 | 1.20 | 1.08 | 0.38 | 0.04 | 0.57 | 1.01 | h | 0.85 | e | 1.20 | m | ||||||||||
1996 | 0.36 | i | 0.38 | d | 0.30 | h | 1.12 | j | 2.20 | q | 0.60 | x | 0.12 | c | 0.23 | ----- | z | 0.56 | h | 0.35 | a | ----- | z | ----- | z | |
1997 | 0.45 | a | 0.57 | 0.27 | a | 0.80 | 0.73 | 0.43 | 0.58 | 0.30 | 0.62 | 0.39 | 0.25 | 0.43 | b | 0.80 | d | |||||||||
1998 | 0.90 | a | 0.22 | b | 0.79 | d | 0.70 | 1.70 | 0.37 | 0.18 | 0.00 | 0.70 | 0.03 | 0.48 | 0.68 | c | 1.70 | j | ||||||||
1999 | 0.35 | 0.53 | 0.22 | 0.26 | 0.42 | 0.27 | a | 0.08 | 0.14 | 0.00 | 0.43 | 0.98 | 0.25 | 0.98 | a | |||||||||||
2000 | 0.36 | 0.46 | 0.51 | 0.46 | 0.21 | 0.48 | a | 0.01 | 0.08 | 0.43 | 0.76 | 0.14 | 0.52 | 0.76 | a | |||||||||||
2001 | 0.55 | 0.21 | 0.36 | 0.30 | 0.39 | 0.50 | 0.19 | 0.06 | 0.09 | 0.29 | 0.43 | 0.25 | a | 0.55 | a | |||||||||||
2002 | 0.58 | a | 0.27 | 0.85 | 0.42 | 0.41 | 0.11 | 0.05 | 0.03 | 0.26 | 0.51 | 0.25 | 0.41 | 0.85 | a | |||||||||||
2003 | 0.87 | a | 0.26 | 0.56 | 0.59 | 0.91 | 0.64 | 0.20 | 0.89 | a | 0.15 | 0.15 | 0.53 | 0.55 | a | 0.91 | c | |||||||||
2004 | 0.60 | a | 0.65 | a | 0.34 | 0.27 | 0.51 | 0.27 | 0.13 | 0.31 | 0.54 | 0.28 | 0.30 | 0.25 | 0.65 | b | ||||||||||
2005 | 0.34 | 0.24 | 0.42 | 0.39 | 0.90 | a | 0.36 | 0.19 | 0.05 | 0.19 | 0.43 | 0.79 | 1.07 | b | 1.07 | c | ||||||||||
2006 | 0.79 | 0.21 | 0.75 | 0.50 | 0.27 | 0.36 | 0.19 | 0.03 | 0.34 | x | 0.14 | 0.38 | 0.65 | a | 0.79 | y | ||||||||||
2007 | 0.20 | 0.22 | 0.11 | 0.34 | 0.38 | 1.00 | 0.11 | 0.16 | 0.46 | 1.01 | 0.63 | 0.36 | 1.01 | |||||||||||||
2008 | 0.23 | 0.33 | 0.14 | 0.29 | 0.62 | 0.25 | 0.14 | 0.12 | 0.48 | 0.10 | 0.43 | 0.84 | 0.84 | |||||||||||||
2009 | 0.28 | 0.19 | 0.35 | b | 0.07 | 0.30 | 0.85 | 0.03 | 0.81 | 0.00 | 0.56 | 0.47 | 0.47 | 0.85 | b | |||||||||||
2010 | 0.70 | 0.26 | 0.38 | 0.58 | a | 0.21 | 0.90 | 0.03 | 0.20 | 0.12 | 0.47 | 0.32 | 0.59 | 0.90 | a | |||||||||||
2011 | 0.61 | h | 0.37 | u | ----- | z | 0.18 | s | 0.53 | 0.20 | 0.24 | 0.03 | 0.05 | 0.66 | a | 0.13 | 0.51 | ----- | z | |||||||
2012 | 0.81 | j | 0.16 | 0.60 | 0.35 | 0.65 | e | 0.38 | 0.55 | 0.00 | 0.00 | 0.42 | 0.70 | c | ----- | z | ----- | z | ||||||||
2013 | ----- | z | ----- | z | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2016 | ----- | z | 0.75 | 0.48 | a | 0.42 | 0.40 | ----- | z | 0.06 | a | ----- | z | ----- | z | 0.47 | a | 0.52 | a | ----- | z | ----- | z | |||
2017 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | a | ----- | z | ----- | z | ----- | z | 1.06 | ----- | z | ----- | z | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.60 | 0.45 | 0.47 | 0.43 | 0.58 | 0.51 | 0.27 | 0.24 | 0.30 | 0.45 | 0.47 | 0.61 | 0.97 | |||||||||||||
S.D. | 0.25 | 0.24 | 0.22 | 0.23 | 0.32 | 0.30 | 0.28 | 0.26 | 0.30 | 0.31 | 0.24 | 0.28 | 0.19 | |||||||||||||
SKEW | 0.24 | 1.08 | 0.21 | 1.41 | 1.34 | 0.78 | 1.24 | 1.30 | 1.20 | 0.89 | 0.67 | 0.31 | 0.24 | |||||||||||||
MAX | 1.20 | 1.18 | 0.94 | 1.16 | 1.70 | 1.30 | 1.08 | 1.04 | 1.26 | 1.20 | 1.06 | 1.30 | 1.40 | |||||||||||||
MIN | 0.17 | 0.16 | 0.05 | 0.07 | 0.09 | 0.04 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 0.10 | 0.55 | |||||||||||||
YRS | 43 | 46 | 45 | 45 | 46 | 45 | 49 | 47 | 45 | 47 | 48 | 45 | 40 |