YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.17 | 0.58 | 0.45 | 0.32 | 0.78 | 0.48 | 0.08 | ----- | z | |||||||
1964 | 0.12 | 0.09 | 0.58 | 0.45 | 0.56 | a | 0.12 | 0.77 | 1.10 | 0.65 | 0.00 | 0.43 | 0.79 | 1.10 | a | |||||||||||
1965 | 0.58 | 0.43 | 0.15 | 0.66 | 0.53 | 0.42 | 0.24 | 0.21 | 0.63 | 0.47 | 0.65 | 0.93 | 0.93 | |||||||||||||
1966 | 0.30 | 0.19 | 0.20 | 0.25 | 0.17 | 0.43 | 0.35 | 0.38 | 0.21 | 0.06 | 0.38 | 1.12 | 1.12 | |||||||||||||
1967 | 0.25 | 0.09 | 0.19 | 0.03 | 0.13 | 0.78 | 0.33 | 0.82 | 0.18 | 0.63 | 0.09 | 0.46 | 0.82 | |||||||||||||
1968 | 0.15 | 0.23 | 0.24 | 0.40 | 0.31 | 0.11 | 0.39 | 1.20 | 0.09 | 0.20 | 0.62 | 0.10 | 1.20 | |||||||||||||
1969 | 0.77 | 0.20 | 0.23 | 0.31 | 0.42 | 0.33 | 0.25 | 1.50 | 0.54 | 0.65 | 0.35 | 0.50 | 1.50 | |||||||||||||
1970 | 0.09 | 0.03 | 0.35 | 0.33 | 0.00 | 0.32 | 1.15 | 0.50 | 2.05 | 0.78 | 0.45 | 0.22 | 2.05 | |||||||||||||
1971 | 0.34 | 0.44 | 0.15 | 0.30 | 0.33 | 0.00 | 0.34 | 0.74 | 1.10 | 0.89 | 0.39 | 0.40 | 1.10 | |||||||||||||
1972 | 0.10 | 0.03 | 0.08 | 0.10 | 0.00 | 0.11 | 0.07 | 0.72 | 0.31 | 0.95 | 0.41 | 0.70 | 0.95 | |||||||||||||
1973 | 0.36 | 0.23 | 0.62 | 0.49 | 0.27 | 0.32 | 0.33 | 0.31 | 0.67 | 0.18 | 0.26 | 0.10 | 0.67 | |||||||||||||
1974 | 0.71 | 0.26 | 0.45 | 0.26 | 0.05 | 0.04 | 0.75 | 0.15 | 0.20 | 0.64 | 0.25 | 0.17 | 0.75 | |||||||||||||
1975 | 0.18 | 0.57 | 0.40 | 0.70 | 0.50 | 0.00 | 0.37 | 0.46 | 0.84 | 0.00 | 0.36 | 0.44 | 0.84 | |||||||||||||
1976 | 0.03 | a | 0.95 | 0.06 | 0.22 | 2.46 | 0.07 | 0.45 | 0.25 | 0.48 | 0.06 | 0.00 | a | 0.00 | 2.46 | b | ||||||||||
1977 | 0.54 | 0.05 | 0.06 | 0.18 | 0.60 | 0.12 | 0.43 | 1.32 | 0.40 | 0.16 | 0.45 | 0.13 | 1.32 | |||||||||||||
1978 | 0.95 | 0.36 | 0.75 | 0.25 | 0.70 | 0.25 | 0.05 | 0.17 | 0.80 | 0.78 | a | 0.70 | 0.95 | 0.95 | a | |||||||||||
1979 | 0.36 | 0.22 | 0.40 | 0.27 | 0.74 | 0.06 | 0.44 | 0.50 | ----- | z | 0.95 | 0.40 | 0.50 | ----- | z | |||||||||||
1980 | 0.80 | 0.60 | 0.45 | 0.25 | 0.22 | 0.00 | 0.16 | 0.60 | 0.79 | 0.35 | 0.15 | 0.56 | 0.80 | |||||||||||||
1981 | 0.05 | 0.25 | 0.75 | 0.46 | 0.50 | 0.75 | 1.20 | 0.40 | 0.60 | b | 1.20 | 0.45 | 0.00 | 1.20 | b | |||||||||||
1982 | 1.00 | 0.75 | 0.60 | 0.20 | 0.52 | 0.00 | 0.06 | 0.55 | 0.65 | 0.75 | 0.35 | 0.50 | 1.00 | |||||||||||||
1983 | 0.50 | 0.50 | 1.00 | 0.75 | 0.40 | 0.84 | 0.65 | 0.90 | 0.65 | 0.55 | 0.65 | 1.05 | a | 1.05 | a | |||||||||||
1984 | 0.45 | 0.30 | 0.50 | 0.65 | 0.10 | 0.30 | 0.25 | 0.80 | 0.30 | 1.10 | 0.60 | 0.65 | 1.10 | |||||||||||||
1985 | 0.35 | 0.30 | 0.85 | 1.80 | 0.15 | 0.15 | 0.45 | 0.60 | 0.80 | 0.80 | 0.45 | 0.25 | 1.80 | |||||||||||||
1986 | 0.50 | 0.50 | 0.55 | 0.90 | 0.35 | a | 0.45 | 0.80 | 0.55 | ----- | z | 0.45 | d | 1.10 | 1.05 | ----- | z | |||||||||
1987 | 0.70 | 0.98 | 0.25 | 0.42 | 0.95 | 0.40 | 0.30 | 0.85 | 0.01 | 0.35 | 0.90 | 0.65 | 0.98 | |||||||||||||
1988 | 0.74 | 1.35 | 0.05 | 0.58 | 0.30 | 0.52 | 0.25 | 0.95 | a | 0.32 | 0.07 | 0.58 | 0.26 | 1.35 | a | |||||||||||
1989 | 0.75 | a | 0.46 | 0.20 | 0.00 | 0.20 | 0.15 | 0.33 | 0.20 | 0.23 | 0.27 | 0.00 | 0.00 | 0.75 | a | |||||||||||
1990 | 0.66 | 0.41 | 0.47 | 0.55 | 0.75 | 0.19 | 1.52 | 0.55 | 0.35 | 0.55 | 0.85 | 0.78 | 1.52 | |||||||||||||
1991 | 0.48 | 0.34 | 0.35 | 0.17 | 0.41 | 0.09 | 0.92 | 0.90 | 0.52 | 0.31 | 0.96 | 0.96 | 0.96 | |||||||||||||
1992 | 0.22 | 0.37 | 0.38 | 0.57 | 0.90 | 0.37 | 0.89 | 0.83 | 0.64 | 0.26 | 0.26 | 0.54 | 0.90 | |||||||||||||
1993 | 0.91 | g | 0.45 | b | 0.65 | b | 0.16 | 0.48 | c | 0.18 | a | 0.01 | 1.60 | 0.46 | c | 0.40 | 0.72 | 0.20 | 1.60 | r | ||||||
1994 | 0.37 | 0.38 | 0.30 | 0.58 | c | 0.42 | 0.84 | 0.25 | 0.23 | 0.67 | 1.05 | b | 0.90 | 0.59 | 1.05 | e | ||||||||||
1995 | 0.43 | 0.33 | 1.48 | 0.46 | 0.47 | 0.49 | 0.39 | 0.56 | 0.33 | 0.04 | 0.10 | 0.42 | 1.48 | |||||||||||||
1996 | 0.20 | 0.41 | 0.12 | 0.25 | 0.00 | 0.55 | 1.16 | 0.20 | 0.36 | 0.63 | 0.39 | 0.45 | 1.16 | |||||||||||||
1997 | 0.55 | 0.30 | 0.01 | 0.85 | 0.40 | 0.67 | 1.54 | 0.40 | 1.62 | f | 0.28 | e | 0.22 | 0.22 | b | 1.62 | m | |||||||||
1998 | 0.17 | 0.56 | a | 0.65 | 0.23 | 0.00 | 0.00 | 1.00 | b | 1.20 | 0.18 | 1.23 | c | 1.43 | 0.20 | 1.43 | f | |||||||||
1999 | 0.33 | a | 0.13 | 0.03 | 1.01 | d | 0.55 | d | 0.12 | a | 2.00 | f | 1.15 | 0.80 | 0.00 | 0.19 | b | 0.00 | 2.00 | r | ||||||
2000 | 0.40 | b | 0.07 | 0.75 | 1.45 | 0.11 | 0.03 | h | 0.24 | 0.50 | 0.53 | b | 0.61 | 0.45 | 0.50 | 1.45 | l | |||||||||
2001 | 0.38 | f | 0.50 | c | 0.56 | 0.42 | b | 0.48 | 0.02 | 0.42 | a | 0.69 | 0.08 | 0.10 | 0.39 | c | 0.35 | 0.69 | o | |||||||
2002 | 0.00 | 0.11 | c | 0.00 | 0.22 | 0.00 | 0.49 | 1.07 | 0.20 | d | 0.69 | f | 0.50 | b | 1.17 | 0.22 | 1.17 | o | ||||||||
2003 | 0.03 | 0.56 | c | 0.38 | 0.06 | 0.08 | 0.13 | 0.52 | 0.36 | 1.15 | 0.22 | 1.02 | i | 0.38 | f | 1.15 | r | |||||||||
2004 | 0.28 | 0.47 | 0.45 | 0.65 | f | 0.00 | i | 0.24 | 0.27 | b | 0.44 | 1.50 | 0.33 | 0.23 | 0.47 | 1.50 | q | |||||||||
2005 | 0.34 | 0.84 | c | 0.61 | b | 0.28 | d | 0.23 | 0.26 | 0.70 | 0.78 | h | 0.69 | 0.85 | 0.06 | e | 0.16 | e | ----- | z | ||||||
2006 | 0.32 | 0.00 | 0.41 | 0.47 | 0.06 | 0.12 | a | 1.04 | k | 1.40 | f | 0.50 | i | 1.19 | e | 0.14 | c | 0.51 | b | ----- | z | |||||
2007 | 0.18 | 0.40 | 0.46 | b | 0.23 | 0.82 | 0.02 | 0.52 | d | 0.79 | d | 0.85 | 0.19 | c | 0.36 | 0.65 | b | 0.85 | o | |||||||
2008 | 1.17 | d | 0.76 | 0.04 | d | 0.40 | 0.44 | 0.27 | 0.36 | 0.60 | 1.03 | i | 0.72 | 0.69 | 0.73 | 1.17 | q | |||||||||
2009 | 0.30 | 0.36 | 0.24 | 0.38 | 0.54 | c | 0.25 | 0.40 | 0.20 | 0.13 | e | 0.24 | h | 0.34 | c | 0.45 | 0.54 | s | ||||||||
2010 | 0.84 | 0.40 | a | 0.42 | d | 0.47 | b | 0.00 | 0.03 | 1.27 | 0.30 | d | 1.74 | 0.49 | 0.05 | 0.88 | e | 1.74 | p | |||||||
2011 | 0.02 | l | 0.16 | h | 0.68 | x | 1.19 | h | ----- | z | 0.00 | c | 0.88 | y | 0.40 | h | 0.44 | i | 0.57 | j | 0.53 | i | 0.38 | k | ----- | z |
2012 | ----- | z | 0.50 | k | 0.21 | i | 0.34 | g | 0.14 | j | 0.00 | h | 0.52 | h | 0.46 | g | 0.62 | i | 0.03 | e | 0.40 | g | 0.61 | m | ----- | z |
2013 | 0.98 | g | 0.53 | h | 0.35 | h | 0.97 | h | 0.02 | g | 0.00 | i | 0.37 | g | 0.52 | e | 0.68 | h | 0.66 | e | 0.65 | e | 0.16 | f | ----- | z |
2014 | 0.00 | f | 0.39 | f | 0.81 | e | 0.11 | d | 0.45 | f | 0.00 | f | 0.17 | f | 0.25 | f | 0.77 | d | 0.29 | d | 0.35 | d | 0.40 | g | ----- | z |
2015 | 0.15 | f | 1.01 | d | 0.61 | e | 0.40 | d | 0.33 | g | 0.55 | e | 1.25 | d | 0.52 | f | 0.28 | g | 0.31 | k | 0.46 | n | 0.45 | f | ----- | z |
2016 | 0.76 | q | 0.11 | d | 0.04 | d | 0.56 | h | 0.69 | g | 0.16 | c | 0.07 | e | 1.68 | i | 0.51 | 0.20 | 0.70 | 1.50 | ----- | z | ||||
2017 | 0.59 | j | 0.79 | 0.16 | 0.50 | 0.53 | 0.02 | 0.81 | 0.15 | 0.51 | b | 0.85 | 0.04 | 0.05 | 0.85 | l | ||||||||||
2018 | 0.36 | a | 0.15 | h | 0.28 | 0.37 | i | 0.33 | i | 0.21 | i | 0.42 | j | 0.11 | t | 0.16 | k | 0.31 | k | 0.02 | j | 0.06 | r | ----- | z | |
2019 | 0.37 | j | 0.85 | m | 0.95 | i | 0.28 | g | 0.40 | j | 0.15 | k | 0.17 | j | 0.29 | i | 0.25 | l | 0.15 | l | 0.34 | l | 0.18 | l | ----- | z |
2020 | 0.24 | j | 0.41 | j | 0.64 | j | 0.00 | r | 0.10 | l | 0.02 | h | 1.08 | j | 0.09 | i | 0.20 | i | 0.31 | 0.37 | j | 0.22 | j | ----- | z | |
2021 | 0.31 | 0.70 | i | 0.36 | 0.14 | h | 0.12 | 0.25 | i | 0.62 | h | 0.43 | 0.65 | b | 0.40 | k | 0.17 | 0.58 | j | ----- | z | |||||
2022 | 0.10 | a | 0.26 | j | 0.13 | h | 0.23 | b | 0.00 | k | 1.75 | c | 1.76 | k | 0.90 | h | 0.48 | h | 0.57 | g | 0.31 | b | 0.46 | i | ----- | z |
2023 | 0.64 | 0.16 | a | 0.47 | 0.07 | a | 0.75 | 0.08 | 0.23 | 0.24 | 0.25 | 0.09 | 0.33 | 0.35 | 0.75 | b | ||||||||||
2024 | 0.50 | 0.32 | 0.35 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.42 | 0.40 | 0.40 | 0.43 | 0.41 | 0.28 | 0.55 | 0.60 | 0.58 | 0.49 | 0.45 | 0.47 | 1.15 | |||||||||||||
S.D. | 0.27 | 0.28 | 0.28 | 0.33 | 0.40 | 0.31 | 0.40 | 0.36 | 0.41 | 0.35 | 0.31 | 0.34 | 0.40 | |||||||||||||
SKEW | 0.65 | 1.09 | 1.08 | 2.02 | 2.88 | 2.29 | 0.89 | 0.89 | 1.55 | 0.39 | 0.95 | 0.69 | 1.54 | |||||||||||||
MAX | 1.17 | 1.35 | 1.48 | 1.80 | 2.46 | 1.75 | 1.54 | 1.60 | 2.05 | 1.23 | 1.43 | 1.50 | 2.46 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.15 | 0.01 | 0.00 | 0.00 | 0.00 | 0.67 | |||||||||||||
YRS | 50 | 52 | 55 | 51 | 49 | 53 | 50 | 50 | 47 | 54 | 54 | 50 | 30 |