YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.22 | 0.45 | 0.30 | 0.26 | 0.04 | 0.05 | ----- | z | ||||||
1977 | 0.19 | 0.14 | 0.20 | 0.03 | 0.76 | 0.75 | 0.19 | 0.66 | a | 0.81 | 0.27 | 0.18 | 0.90 | g | 0.90 | h | ||||||||||
1978 | 0.20 | 0.19 | c | 0.42 | 1.27 | 0.31 | 0.44 | 0.50 | 1.09 | 0.91 | 0.00 | 0.57 | a | 0.66 | 1.27 | d | ||||||||||
1979 | 0.38 | 0.65 | 0.22 | 0.75 | 0.42 | 0.54 | 0.15 | 0.51 | 0.13 | 0.51 | 0.40 | 0.42 | 0.75 | |||||||||||||
1980 | 1.44 | f | 0.34 | c | 0.53 | 0.41 | 0.73 | a | 0.99 | 0.37 | 0.30 | 0.58 | 0.95 | 0.52 | 1.08 | g | 1.44 | q | ||||||||
1981 | 0.45 | c | 0.26 | e | 0.86 | 0.48 | 0.55 | 0.82 | 1.10 | 0.20 | 0.57 | 0.30 | 0.81 | 0.72 | g | 1.10 | o | |||||||||
1982 | 0.40 | 0.51 | 0.64 | 0.54 | 0.23 | a | 0.61 | 1.05 | 0.47 | 0.60 | 0.30 | 0.26 | 0.40 | 1.05 | a | |||||||||||
1983 | 0.30 | 0.75 | 0.63 | a | 0.48 | 0.33 | 0.70 | 0.71 | 1.07 | 0.36 | 0.32 | 0.49 | 0.50 | 1.07 | a | |||||||||||
1984 | 0.20 | 0.18 | a | 0.31 | 0.65 | 0.53 | 0.65 | 0.61 | 0.75 | 0.32 | 0.81 | 1.21 | ----- | z | ----- | z | ||||||||||
1985 | 0.00 | 0.40 | 0.25 | 0.41 | 0.79 | 0.41 | 0.78 | 0.64 | 0.34 | 0.41 | ----- | z | 0.30 | ----- | z | |||||||||||
1986 | 0.58 | 0.52 | 0.25 | 0.52 | 1.04 | 0.47 | 0.55 | 0.61 | 0.53 | 0.19 | b | 0.59 | 0.14 | 1.04 | b | |||||||||||
1987 | 0.50 | 0.22 | 0.68 | f | 0.55 | 0.60 | 0.63 | 0.61 | 0.25 | 0.07 | 0.00 | 0.25 | 0.60 | 0.68 | f | |||||||||||
1988 | 0.52 | 0.15 | 0.33 | 0.43 | 0.63 | 0.53 | 0.49 | 0.00 | 0.23 | 0.05 | 0.81 | 0.10 | 0.81 | |||||||||||||
1989 | 0.63 | 0.27 | 0.38 | 0.39 | 0.90 | 1.00 | 0.42 | 2.02 | 0.56 | 0.43 | 0.35 | 0.00 | 2.02 | |||||||||||||
1990 | 0.80 | 0.15 | 0.58 | 0.51 | 0.92 | 0.36 | 0.19 | 0.39 | 0.00 | 0.50 | 0.28 | 0.26 | 0.92 | |||||||||||||
1991 | 0.09 | 0.07 | 0.42 | 0.55 | 1.44 | 0.70 | 0.48 | 0.08 | 0.00 | 0.36 | 0.39 | 0.27 | b | 1.44 | b | |||||||||||
1992 | 0.15 | 0.56 | 0.23 | 0.48 | 0.28 | 0.75 | 0.81 | 1.31 | 0.38 | 0.18 | 0.15 | 0.22 | 1.31 | |||||||||||||
1993 | 0.42 | 0.31 | a | 0.70 | 0.71 | 0.76 | 1.15 | 0.69 | a | 0.48 | 0.04 | 0.46 | 0.20 | 0.38 | 1.15 | b | ||||||||||
1994 | 0.15 | 1.08 | 0.07 | 0.58 | 0.45 | 0.36 | 0.63 | 0.30 | 0.42 | 0.59 | 0.22 | 0.44 | 1.08 | |||||||||||||
1995 | 0.55 | 0.49 | 0.86 | 0.61 | 0.71 | 0.90 | 0.46 | 0.62 | 0.81 | 0.65 | 0.37 | 0.62 | 0.90 | |||||||||||||
1996 | 0.30 | 1.22 | 0.35 | 0.93 | 0.84 | 0.51 | 0.14 | 0.30 | ----- | z | 0.35 | b | 1.95 | 2.09 | g | ----- | z | |||||||||
1997 | 0.37 | 0.38 | 0.85 | 0.37 | 0.69 | 0.74 | 0.51 | 0.27 | 0.32 | 1.08 | a | 0.60 | 0.10 | 1.08 | a | |||||||||||
1998 | 0.29 | a | 0.33 | 0.29 | 0.32 | 1.05 | 0.88 | 0.94 | 0.35 | 0.63 | 0.45 | 0.76 | 1.20 | 1.20 | a | |||||||||||
1999 | 0.43 | 0.50 | 0.57 | f | 0.17 | 0.49 | 0.30 | 0.21 | 1.02 | 0.04 | 0.87 | 0.59 | 0.33 | 1.02 | f | |||||||||||
2000 | 0.43 | 0.87 | l | 0.46 | l | 0.12 | 0.45 | 0.83 | 0.03 | 0.20 | 0.63 | 0.23 | 0.25 | 0.31 | 0.87 | x | ||||||||||
2001 | 0.59 | 0.20 | 0.14 | 0.60 | 0.36 | 0.64 | 0.65 | 0.37 | 0.24 | 0.52 | 0.35 | 0.67 | 0.67 | |||||||||||||
2002 | 0.46 | ----- | z | 0.49 | 0.48 | 0.39 | 0.86 | 0.38 | 0.37 | 0.16 | 0.25 | 0.24 | 0.63 | ----- | z | |||||||||||
2003 | 0.26 | c | 0.25 | 0.94 | 0.45 | 0.65 | 0.25 | 0.33 | 0.25 | 0.84 | 0.16 | 0.24 | 0.45 | 0.94 | c | |||||||||||
2004 | 0.70 | a | 0.58 | 0.15 | 0.40 | 0.48 | 1.36 | 0.40 | 0.72 | 0.38 | 0.23 | 0.19 | 0.35 | 1.36 | a | |||||||||||
2005 | 0.05 | 0.09 | 0.41 | 0.60 | 0.80 | 0.75 | 0.27 | 0.15 | 0.11 | 0.54 | 0.35 | 0.20 | 0.80 | |||||||||||||
2006 | 0.61 | 0.12 | 0.31 | 0.48 | 0.54 | 0.84 | 0.36 | 0.15 | 0.27 | 0.14 | 0.62 | a | 0.31 | 0.84 | a | |||||||||||
2007 | 0.04 | 0.20 | 0.30 | 0.37 | 0.35 | 0.45 | 0.08 | 0.13 | 0.02 | 0.29 | 0.66 | a | 1.06 | 1.06 | a | |||||||||||
2008 | 0.61 | 0.08 | 0.14 | 0.40 | 0.53 | 0.63 | ----- | z | 0.63 | 0.66 | 0.23 | 0.20 | 0.53 | ----- | z | |||||||||||
2009 | 0.78 | 0.27 | 0.49 | 0.29 | 0.46 | 0.38 | 1.13 | 1.26 | 0.12 | 0.70 | 0.35 | 0.29 | 1.26 | |||||||||||||
2010 | 0.30 | 0.12 | 0.31 | 0.56 | 0.83 | 0.75 | 0.14 | 0.19 | 0.41 | 0.36 | 0.40 | f | 0.26 | 0.83 | f | |||||||||||
2011 | 0.14 | a | 0.60 | d | 0.66 | c | 0.37 | 1.20 | c | 0.36 | c | 0.22 | g | 0.06 | f | 0.18 | e | 0.71 | b | 0.42 | o | 0.20 | ----- | z | ||
2012 | 0.42 | 0.14 | b | 0.72 | e | 0.23 | 0.32 | g | 0.70 | e | 0.31 | f | 0.00 | f | 0.00 | c | 0.35 | a | 0.46 | f | 0.98 | ----- | z | |||
2013 | 0.17 | 0.48 | a | 0.17 | b | 0.34 | e | 1.35 | i | 0.70 | c | 0.18 | 0.25 | c | 0.40 | 0.18 | 0.17 | 0.31 | 1.35 | w | ||||||
2014 | 0.24 | f | 0.43 | c | 0.32 | b | 0.29 | 0.24 | 0.59 | e | 0.33 | 1.20 | c | 0.28 | a | 0.26 | c | 0.63 | b | 0.52 | b | ----- | z | |||
2015 | 0.12 | c | 0.41 | c | 0.42 | k | 0.18 | b | 0.61 | b | 0.55 | j | 0.40 | h | 0.07 | b | 0.23 | d | 0.11 | a | 0.33 | c | 0.25 | g | ----- | z |
2016 | 0.18 | 0.22 | d | 0.39 | b | 0.80 | e | 0.76 | c | 0.37 | 0.63 | 0.40 | d | 0.39 | 0.49 | e | 0.13 | c | 0.42 | h | ----- | z | ||||
2017 | 0.37 | e | 0.51 | e | 0.87 | e | 0.51 | c | 0.83 | c | 0.41 | a | 0.05 | c | 0.07 | c | 0.31 | h | 0.19 | b | 0.31 | c | 0.46 | b | ----- | z |
2018 | 0.28 | i | 0.10 | d | 0.33 | d | 0.34 | d | 1.15 | f | 0.98 | a | 0.15 | a | 0.84 | c | 0.00 | j | 0.29 | b | 0.22 | f | 0.44 | a | ----- | z |
2019 | 0.35 | d | 0.84 | d | 0.38 | l | 0.89 | 0.58 | a | 0.54 | e | 0.20 | e | 0.08 | c | 0.53 | g | 0.33 | c | 0.66 | b | 0.42 | c | ----- | z | |
2020 | 0.35 | f | 1.14 | f | 0.30 | b | 0.65 | c | 1.14 | c | 0.58 | b | 0.18 | b | 0.07 | e | 0.14 | a | 0.45 | c | 0.91 | d | 0.21 | b | ----- | z |
2021 | 0.35 | c | 0.38 | d | 0.08 | f | 0.18 | d | 0.20 | c | 0.18 | b | 0.02 | a | 0.38 | b | 0.45 | 0.45 | 0.38 | 0.38 | 0.45 | y | ||||
2022 | 0.38 | 0.26 | l | 0.22 | 0.68 | 0.71 | 0.70 | 0.32 | a | 0.21 | 0.65 | 0.49 | 0.70 | a | 0.96 | 0.96 | n | |||||||||
2023 | 0.11 | b | 0.15 | d | 0.20 | b | 0.23 | 0.41 | 0.92 | a | 0.09 | 0.95 | c | 0.52 | 0.44 | a | 0.15 | a | 0.22 | b | 0.95 | p | ||||
2024 | 0.34 | o | 0.36 | a | 0.16 | j | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.36 | 0.37 | 0.42 | 0.48 | 0.64 | 0.65 | 0.43 | 0.50 | 0.36 | 0.39 | 0.46 | 0.42 | 1.09 | |||||||||||||
S.D. | 0.20 | 0.26 | 0.24 | 0.23 | 0.28 | 0.24 | 0.29 | 0.42 | 0.25 | 0.23 | 0.34 | 0.27 | 0.29 | |||||||||||||
SKEW | 0.27 | 1.38 | 0.74 | 0.88 | 0.69 | 0.44 | 0.72 | 1.43 | 0.34 | 0.88 | 2.22 | 1.14 | 1.34 | |||||||||||||
MAX | 0.80 | 1.22 | 0.94 | 1.27 | 1.44 | 1.36 | 1.13 | 2.02 | 0.91 | 1.08 | 1.95 | 1.20 | 2.02 | |||||||||||||
MIN | 0.00 | 0.07 | 0.07 | 0.03 | 0.20 | 0.18 | 0.02 | 0.00 | 0.00 | 0.00 | 0.04 | 0.00 | 0.67 | |||||||||||||
YRS | 43 | 44 | 41 | 47 | 44 | 46 | 44 | 46 | 44 | 48 | 43 | 41 | 22 |