YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1961 | ----- | z | ----- | z | ----- | z | 0.02 | r | 0.57 | 0.36 | 0.10 | 0.06 | 0.46 | 0.32 | 0.49 | 0.38 | ----- | z | ||||||||
1962 | 0.21 | 0.29 | 0.30 | 0.08 | 0.48 | 0.00 | 0.23 | 0.23 | 0.09 | 1.73 | 0.21 | 0.11 | 1.73 | |||||||||||||
1963 | 0.43 | 0.22 | 0.18 | 0.54 | 0.40 | 0.75 | 0.29 | 0.13 | 0.33 | 0.23 | 0.24 | 0.15 | 0.75 | |||||||||||||
1964 | 1.16 | 0.00 | 0.15 | 0.36 | 0.26 | 1.23 | 0.36 | 0.76 | 0.03 | 0.12 | 0.26 | 0.93 | 1.23 | |||||||||||||
1965 | 0.19 | 0.05 | 0.27 | 0.32 | 0.19 | 1.65 | 0.44 | 0.73 | 0.05 | 0.12 | 0.49 | 0.24 | 1.65 | |||||||||||||
1966 | 0.09 | 0.18 | 0.26 | 0.23 | 1.03 | 0.55 | 0.27 | 0.53 | 1.39 | 0.02 | 0.71 | 0.33 | 1.39 | |||||||||||||
1967 | 0.24 | 0.37 | 0.46 | 0.26 | 0.62 | 0.33 | 0.03 | 0.10 | 0.16 | 0.26 | 0.05 | 0.18 | 0.62 | |||||||||||||
1968 | 0.19 | 0.26 | 0.13 | 0.13 | 0.43 | 0.18 | 0.00 | 0.64 | 0.05 | 0.35 | 0.71 | 0.17 | 0.71 | |||||||||||||
1969 | 0.84 | 0.25 | 0.24 | 0.26 | 0.22 | 0.69 | 0.00 | 0.00 | 0.18 | 0.33 | 0.55 | 0.39 | 0.84 | |||||||||||||
1970 | 0.48 | 0.32 | 0.32 | 0.13 | 0.35 | 0.23 | 0.04 | 0.04 | 0.56 | 0.16 | 0.34 | 0.32 | 0.56 | |||||||||||||
1971 | 0.29 | 0.14 | 0.36 | 0.43 | 0.70 | 0.82 | 0.19 | 0.08 | 0.25 | 0.40 | 0.14 | 0.10 | 0.82 | |||||||||||||
1972 | 0.85 | 0.12 | 0.23 | 0.11 | 0.18 | 0.27 | 0.00 | 0.09 | 0.25 | 0.16 | 0.22 | 0.50 | 0.85 | |||||||||||||
1973 | 0.11 | 0.35 | 0.20 | 0.36 | 0.48 | 0.00 | 0.00 | 0.07 | 0.18 | 0.18 | 0.48 | 0.21 | 0.48 | |||||||||||||
1974 | 0.10 | 0.02 | 0.23 | 0.27 | 0.25 | 0.27 | 0.21 | 0.05 | 0.00 | 0.19 | 0.03 | 0.20 | 0.27 | |||||||||||||
1975 | 0.08 | 0.29 | 0.26 | 0.30 | 0.07 | 0.50 | 1.81 | 0.42 | 0.03 | 0.28 | 0.14 | 0.18 | 1.81 | |||||||||||||
1976 | 0.16 | 0.43 | 0.02 | 0.07 | 0.07 | 0.36 | 0.59 | 0.62 | 0.20 | 1.65 | 0.02 | 0.06 | 1.65 | |||||||||||||
1977 | 0.33 | 0.08 | 0.18 | 0.06 | 1.69 | 0.46 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||||
1978 | ----- | z | ----- | z | 0.30 | 0.57 | 0.18 | 0.60 | 0.09 | 0.22 | 0.28 | 0.01 | 0.53 | 0.20 | ----- | z | ||||||||||
1979 | 0.21 | 0.30 | 0.18 | 0.15 | 0.19 | 1.13 | 0.00 | 0.95 | 0.29 | 0.43 | 0.30 | 0.16 | 1.13 | |||||||||||||
1980 | 0.17 | 0.35 | 0.17 | 0.24 | 0.99 | 0.33 | 0.83 | 0.00 | 0.68 | 0.57 | 0.25 | 0.14 | 0.99 | |||||||||||||
1981 | 0.55 | 0.13 | 0.34 | 0.32 | 0.65 | 0.27 | 1.29 | 0.00 | 0.32 | 0.63 | 0.25 | 1.04 | 1.29 | |||||||||||||
1982 | 0.11 | 0.54 | 0.44 | 0.12 | 0.40 | 0.29 | 1.42 | 0.27 | 0.83 | 0.19 | 0.18 | a | 0.25 | 1.42 | a | |||||||||||
1983 | 0.23 | 0.27 | 0.70 | 0.24 | 0.74 | 0.27 | 0.14 | 1.32 | 0.02 | 0.57 | 0.21 | 0.46 | 1.32 | |||||||||||||
1984 | 0.07 | 0.17 | a | 0.26 | 0.27 | 0.23 | 0.30 | 0.65 | 2.50 | 0.00 | 0.43 | 0.27 | 0.42 | 2.50 | a | |||||||||||
1985 | 0.10 | 0.16 | 0.26 | 0.17 | 0.48 | 0.15 | 0.56 | 0.12 | 0.70 | 0.12 | 0.39 | 0.13 | 0.70 | |||||||||||||
1986 | 0.19 | 0.61 | 0.55 | 0.21 | 0.43 | a | 0.20 | 0.10 | 0.00 | 0.29 | 0.14 | 0.10 | 0.06 | 0.61 | a | |||||||||||
1987 | 0.30 | 0.18 | 0.15 | 0.53 | 0.33 | 0.45 | 1.30 | b | 0.50 | b | 0.00 | 0.00 | 0.32 | 0.26 | 1.30 | d | ||||||||||
1988 | 0.25 | 0.13 | a | 0.25 | 1.22 | 0.63 | 0.41 | 0.08 | 0.36 | 0.27 | 0.00 | 0.21 | 0.12 | 1.22 | a | |||||||||||
1989 | 0.32 | 0.10 | 0.20 | 0.23 | 0.32 | 0.35 | 0.02 | 1.14 | 0.98 | 0.08 | 0.04 | 0.34 | b | 1.14 | b | |||||||||||
1990 | 0.26 | ----- | z | 0.17 | 0.30 | 0.33 | 0.11 | 0.80 | 0.33 | 0.20 | 0.11 | 0.39 | 0.13 | ----- | z | |||||||||||
1991 | 0.10 | 0.02 | 0.29 | 0.56 | 1.24 | 0.70 | 0.17 | 0.23 | 0.00 | 0.29 | 0.18 | 0.01 | 1.24 | |||||||||||||
1992 | 0.00 | 0.18 | 0.23 | 0.12 | 0.00 | 0.41 | 0.21 | 0.11 | 0.00 | 0.97 | 0.19 | 0.28 | 0.97 | |||||||||||||
1993 | ----- | z | 0.26 | 0.51 | 0.24 | 0.49 | 0.36 | 0.85 | 0.79 | 0.14 | 0.48 | ----- | z | 0.47 | ----- | z | ||||||||||
1994 | 0.04 | 0.34 | 0.24 | 0.60 | 0.54 | 0.26 | 0.01 | 0.00 | 0.05 | 0.36 | 0.28 | ----- | z | ----- | z | |||||||||||
1995 | 0.20 | b | 0.01 | a | 0.45 | 0.64 | 0.20 | ----- | z | ----- | z | 0.73 | 0.02 | 0.13 | 0.36 | 0.50 | ----- | z | ||||||||
1996 | 0.19 | a | 0.39 | 0.63 | 0.38 | x | 0.39 | ----- | z | ----- | z | ----- | z | ----- | z | 0.60 | 0.50 | 0.20 | ----- | z | ||||||
1997 | 0.49 | 0.17 | 0.16 | 0.28 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.27 | f | 0.05 | a | ----- | z |
1999 | 0.33 | 0.36 | a | 0.29 | d | 0.31 | c | 0.26 | b | 0.07 | c | 0.00 | ----- | z | 0.00 | 0.12 | 0.20 | 0.00 | ----- | z | ||||||
2000 | 0.25 | 0.27 | b | 0.90 | 0.26 | f | 0.25 | k | 0.00 | ----- | z | 0.00 | 1.45 | 1.60 | b | 0.30 | d | 0.00 | a | ----- | z | |||||
2001 | 0.40 | 0.35 | 0.16 | b | 0.00 | 0.27 | 0.20 | ----- | z | 0.00 | 0.27 | 0.05 | 0.21 | 0.26 | ----- | z | ||||||||||
2002 | 0.15 | a | 1.00 | 0.16 | 0.50 | 0.57 | d | 0.00 | 0.00 | 0.00 | 0.31 | 0.26 | b | 0.00 | 0.20 | a | 1.00 | h | ||||||||
2003 | 0.51 | d | 0.22 | a | 0.42 | a | 0.81 | c | 0.82 | 0.00 | 0.97 | 0.00 | 0.54 | 0.04 | a | 0.13 | b | ----- | z | ----- | z | |||||
2004 | 0.21 | d | 0.35 | a | 0.21 | 0.17 | 0.96 | b | 0.28 | 0.31 | 0.51 | 0.10 | 0.86 | d | 0.49 | b | 0.76 | c | 0.96 | p | ||||||
2005 | 0.10 | 0.07 | 0.27 | f | 1.50 | f | 0.96 | e | 0.38 | c | 0.13 | 0.00 | 0.36 | c | 0.97 | b | 0.79 | g | 0.31 | c | ----- | z | ||||
2006 | 0.40 | a | 0.13 | 0.25 | b | 0.49 | f | 0.28 | f | 0.54 | a | 0.07 | l | 0.52 | b | 0.13 | h | 0.09 | 0.32 | d | 0.14 | ----- | z | |||
2007 | 0.14 | 0.57 | c | 0.24 | b | 0.33 | h | ----- | z | 0.27 | e | 0.00 | 0.17 | c | 0.72 | g | 0.38 | h | 0.37 | e | 0.23 | a | ----- | z | ||
2008 | 0.31 | 0.58 | 0.27 | 0.11 | 1.20 | d | 0.35 | a | 0.00 | a | 0.02 | 0.18 | c | 0.00 | 0.40 | c | 0.22 | b | 1.20 | n | ||||||
2009 | 0.08 | 0.32 | 0.22 | i | 0.62 | c | 0.55 | m | 1.20 | i | 0.50 | j | 1.97 | e | 0.00 | 0.68 | f | 0.35 | h | 0.11 | c | ----- | z | |||
2010 | 0.45 | e | 0.20 | f | 0.50 | f | 1.30 | j | 0.50 | p | 0.90 | j | 0.05 | d | 0.31 | g | 0.11 | f | 0.60 | x | 0.40 | e | 0.60 | d | ----- | z |
2011 | 0.20 | c | 0.30 | b | 0.62 | d | 1.00 | k | 0.40 | m | 0.50 | l | 0.05 | q | ----- | z | ----- | z | 0.00 | x | 0.20 | d | 0.10 | a | ----- | z |
2012 | 0.25 | a | 0.26 | c | 0.50 | a | 0.50 | i | 0.78 | i | 0.38 | b | 0.00 | 0.00 | s | 0.00 | w | 0.20 | f | 0.42 | d | 0.35 | r | ----- | z | |
2013 | 0.16 | 0.06 | 0.00 | a | ----- | z | ----- | z | 0.68 | 0.00 | ----- | z | 0.73 | ----- | z | ----- | z | 0.39 | ----- | z | ||||||
2014 | 0.35 | 0.50 | a | 0.50 | h | 0.78 | h | 0.35 | m | ----- | z | 0.10 | 0.25 | b | 0.00 | 0.70 | 0.14 | 0.90 | ----- | z | ||||||
2015 | 0.00 | 0.35 | a | 0.46 | 0.32 | 1.06 | ----- | z | 0.00 | v | 0.00 | 0.47 | c | 0.25 | 0.40 | 0.47 | e | ----- | z | |||||||
2016 | 0.35 | c | 0.20 | b | 0.45 | ----- | z | ----- | z | 1.00 | x | 0.00 | 0.00 | 0.33 | a | ----- | z | ----- | z | ----- | z | ----- | z | |||
2017 | ----- | z | 1.13 | y | ----- | z | 0.84 | u | 0.19 | g | ----- | z | ----- | z | 0.00 | a | 0.09 | 0.00 | 0.00 | 0.00 | m | ----- | z | |||
2018 | 0.00 | h | 0.00 | p | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2019 | ----- | z | ----- | z | ----- | z | 0.00 | u | 1.78 | i | 0.00 | x | 0.00 | y | 0.23 | t | 0.98 | w | 0.18 | b | 0.20 | c | 0.61 | h | ----- | z |
2020 | 0.70 | c | 0.11 | d | 0.18 | l | 0.15 | f | 0.34 | m | 0.48 | n | 0.34 | 0.04 | k | 0.00 | 0.06 | 1.20 | g | 0.11 | f | ----- | z | |||
2021 | 0.20 | d | 0.29 | b | 0.24 | b | 0.79 | a | 0.31 | a | 0.33 | 0.00 | l | ----- | z | ----- | z | ----- | z | 0.38 | 0.46 | n | ----- | z | ||
2022 | 0.24 | a | 0.03 | d | 0.19 | k | 0.45 | g | ----- | z | 0.65 | q | 0.02 | c | 0.33 | 0.52 | t | 0.13 | a | 0.63 | c | 0.47 | e | ----- | z | |
2023 | 0.41 | l | 0.00 | 1.20 | j | 0.12 | c | 1.68 | i | 0.77 | l | 0.00 | 0.34 | c | 0.18 | w | 0.84 | d | 0.12 | d | 0.21 | e | ----- | z | ||
2024 | 0.39 | g | 0.46 | g | 0.28 | d | 0.32 | k | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.28 | 0.25 | 0.30 | 0.33 | 0.51 | 0.40 | 0.31 | 0.36 | 0.29 | 0.37 | 0.29 | 0.29 | 1.11 | |||||||||||||
S.D. | 0.22 | 0.18 | 0.17 | 0.24 | 0.36 | 0.32 | 0.44 | 0.51 | 0.34 | 0.41 | 0.17 | 0.23 | 0.48 | |||||||||||||
SKEW | 1.85 | 1.34 | 1.25 | 1.51 | 1.16 | 1.75 | 1.73 | 2.34 | 1.81 | 1.90 | 0.45 | 1.48 | 0.69 | |||||||||||||
MAX | 1.16 | 1.00 | 0.90 | 1.22 | 1.69 | 1.65 | 1.81 | 2.50 | 1.45 | 1.73 | 0.71 | 1.04 | 2.50 | |||||||||||||
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 | 0.27 | |||||||||||||
YRS | 55 | 55 | 52 | 45 | 45 | 47 | 48 | 50 | 49 | 51 | 53 | 52 | 28 |