YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.82 | a | 0.17 | 0.11 | 0.15 | e | ----- | z | ||
1963 | 0.02 | 0.16 | 0.32 | 0.66 | 0.80 | 0.67 | 1.37 | 1.33 | p | 1.53 | ----- | z | ----- | z | ----- | z | ----- | z | ||||||||
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.35 | 1.02 | 1.32 | 0.14 | 0.50 | 0.50 | ----- | z | ||||||
1965 | ----- | z | 0.60 | 1.33 | 0.69 | 0.64 | 0.90 | 0.93 | 1.13 | 2.03 | b | 0.80 | 0.00 | t | 0.25 | q | ----- | z | ||||||||
1966 | ----- | z | 0.38 | 0.90 | a | 1.15 | 0.57 | 0.78 | 0.50 | 1.38 | 0.35 | ----- | z | 0.38 | h | 0.26 | ----- | z | ||||||||
1967 | 0.60 | e | ----- | z | 0.25 | d | 0.80 | 0.31 | 2.28 | 1.63 | 0.57 | 0.61 | ----- | z | ----- | z | ----- | z | ----- | z | ||||||
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.12 | v | 1.15 | 0.54 | 2.16 | 0.74 | 0.50 | ----- | z | |||||
1969 | 0.57 | 0.16 | 0.06 | 0.52 | 1.34 | 0.62 | 1.00 | 2.35 | 1.75 | 0.48 | 0.60 | 0.80 | 2.35 | |||||||||||||
1970 | 0.17 | 0.12 | 0.16 | 0.75 | 0.75 | 0.25 | 0.70 | 0.70 | 0.50 | 1.92 | 1.20 | 0.36 | 1.92 | |||||||||||||
1971 | 0.32 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.67 | 2.13 | 1.00 | 0.35 | ----- | z | |||||
1972 | 0.39 | 0.29 | 0.24 | 0.70 | 0.61 | 1.90 | 1.33 | 0.92 | 1.60 | 0.28 | a | 0.95 | 0.26 | 1.90 | a | |||||||||||
1973 | 0.27 | 0.01 | 0.70 | 0.53 | 0.54 | 0.78 | 0.61 | 1.60 | 1.40 | 1.42 | 0.41 | 0.20 | 1.60 | |||||||||||||
1974 | 0.19 | 0.20 | 0.13 | 0.60 | 0.98 | 0.66 | 1.16 | 0.76 | 0.15 | 0.41 | 1.15 | 0.15 | 1.16 | |||||||||||||
1975 | 1.02 | 0.11 | 0.52 | 0.58 | 0.46 | 1.84 | 1.84 | i | 0.70 | 0.82 | 0.81 | 0.88 | 0.23 | 1.84 | i | |||||||||||
1976 | 0.20 | 0.09 | 0.46 | 0.27 | 0.11 | 1.26 | 1.38 | 0.45 | 0.25 | 0.69 | 0.18 | 0.33 | 1.38 | |||||||||||||
1977 | 0.05 | 0.13 | 0.87 | 0.55 | 1.25 | 1.10 | 0.75 | 1.30 | 1.20 | 0.86 | 1.05 | 0.51 | 1.30 | |||||||||||||
1978 | 0.24 | 0.20 | 0.21 | 0.68 | 0.74 | 1.21 | 1.60 | 1.44 | 0.67 | 0.71 | 0.31 | 0.18 | 1.60 | |||||||||||||
1979 | 0.11 | 0.46 | 0.66 | d | 2.25 | 1.27 | 1.10 | a | 3.04 | 0.83 | 0.62 | 1.51 | 0.17 | l | ----- | z | ----- | z | ||||||||
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.68 | m | 0.55 | 0.25 | 0.30 | 0.18 | ----- | z | ||||
1981 | 0.14 | 0.28 | 0.24 | 1.37 | 0.39 | 1.98 | 1.86 | 1.65 | 0.91 | 1.40 | 0.53 | 0.17 | 1.98 | |||||||||||||
1982 | 0.50 | 0.10 | 0.50 | 0.61 | 0.51 | m | 1.29 | 1.99 | 1.34 | 1.65 | 1.47 | 0.82 | 0.52 | 1.99 | m | |||||||||||
1983 | 0.42 | 0.10 | 0.10 | 0.45 | 0.33 | m | 1.14 | 1.93 | 1.55 | 1.27 | 0.52 | 1.22 | 0.44 | 1.93 | m | |||||||||||
1984 | 0.25 | 0.12 | 0.30 | l | 0.90 | 0.89 | f | 2.00 | 0.63 | 2.19 | 1.00 | 1.22 | 0.19 | 1.34 | 2.19 | r | ||||||||||
1985 | 0.09 | 0.19 | 1.45 | 0.96 | 2.10 | 1.77 | 1.02 | 1.09 | 1.31 | 0.53 | 0.70 | 0.23 | 2.10 | |||||||||||||
1986 | 1.09 | 0.26 | 0.10 | 2.45 | 0.40 | g | 0.64 | 1.23 | e | 1.18 | h | 1.46 | 0.26 | 1.03 | 0.23 | 2.45 | t | |||||||||
1987 | 0.33 | 0.11 | 0.27 | 0.33 | 2.23 | k | 0.44 | 3.00 | 1.73 | 1.05 | 0.55 | 0.45 | 0.25 | 3.00 | k | |||||||||||
1988 | 0.40 | 0.06 | 0.80 | 0.28 | 0.17 | k | 0.84 | 0.83 | 5.84 | 0.98 | 0.38 | 0.64 | 0.19 | q | ----- | z | ||||||||||
1989 | 0.35 | 0.08 | d | 1.27 | 0.62 | 0.77 | 1.41 | 0.57 | 0.32 | o | 1.20 | 1.00 | 0.22 | 0.15 | 1.41 | s | ||||||||||
1990 | 0.23 | 0.25 | 0.50 | f | 0.76 | 0.06 | r | 0.48 | 0.80 | a | 0.68 | 0.75 | 2.13 | 0.42 | 0.50 | 2.13 | y | |||||||||
1991 | 0.03 | 0.18 | 1.20 | a | 0.57 | 0.45 | p | 1.04 | 1.32 | 0.58 | 1.02 | 0.49 | 0.89 | a | 0.15 | 1.32 | r | |||||||||
1992 | 0.20 | 0.30 | 0.13 | g | 0.79 | 0.36 | f | 1.18 | 2.30 | 1.63 | 0.85 | e | 0.30 | 0.42 | 0.11 | a | 2.30 | s | ||||||||
1993 | 0.23 | c | 0.02 | 0.12 | 1.13 | 1.40 | t | 1.22 | 2.52 | 0.52 | 0.54 | 0.50 | 0.57 | 0.10 | 2.52 | w | ||||||||||
1994 | 0.30 | 0.19 | 0.25 | 1.32 | d | 0.80 | 1.75 | 0.79 | 0.49 | d | 0.61 | i | 0.59 | g | 0.42 | 0.19 | 1.75 | x | ||||||||
1995 | 0.52 | 0.41 | 0.18 | 0.51 | ----- | z | 0.97 | 2.96 | 2.46 | a | 1.09 | a | 0.48 | a | 0.25 | d | 0.35 | p | ----- | z | ||||||
1996 | 0.60 | j | 0.33 | i | 0.15 | q | 0.19 | d | 0.55 | 2.53 | a | 1.99 | 0.90 | 0.93 | 1.11 | 1.89 | h | 0.19 | o | ----- | z | |||||
1997 | 1.80 | t | 0.09 | 0.47 | e | 0.31 | c | 0.46 | 2.33 | 0.76 | a | 0.59 | 1.05 | a | 0.78 | a | 0.47 | a | 0.10 | b | ----- | z | ||||
1998 | 0.80 | b | 0.79 | c | 0.63 | a | 0.71 | a | 0.66 | 1.43 | a | 1.14 | 0.51 | 4.25 | 1.13 | a | ----- | z | 0.35 | b | ----- | z | ||||
1999 | 0.09 | d | 0.46 | 0.67 | 1.00 | c | 0.68 | 1.14 | 5.72 | 1.28 | a | 3.18 | 0.84 | 0.10 | 0.04 | 5.72 | h | |||||||||
2000 | 0.37 | 0.70 | 0.64 | a | 0.73 | 1.88 | 0.89 | 0.84 | 2.17 | 1.14 | 1.17 | a | 0.64 | c | 0.17 | b | 2.17 | g | ||||||||
2001 | 0.15 | e | 1.77 | c | 0.72 | b | 2.49 | b | 1.34 | a | 0.88 | i | 0.71 | 0.53 | d | 0.65 | 1.00 | a | 0.85 | 0.37 | ----- | z | ||||
2002 | 0.12 | a | 0.14 | d | 0.20 | a | 0.00 | 0.30 | 4.40 | 1.55 | b | 0.95 | d | 1.25 | 1.35 | a | 0.00 | a | ----- | z | ----- | z | ||||
2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2004 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2005 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2006 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2007 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2008 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2009 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2010 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2011 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2012 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | 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 | 0.29 | 0.20 | a | ----- | z | |
2015 | 0.11 | a | 0.25 | 0.20 | 0.56 | 1.39 | g | 0.54 | b | 0.52 | g | 1.40 | d | 3.80 | c | 0.52 | d | 0.70 | h | 0.58 | a | ----- | z | |||
2016 | 0.24 | e | 0.35 | b | 1.84 | b | 0.36 | h | 0.40 | j | 1.40 | d | 2.30 | d | 1.98 | d | 1.30 | b | 0.60 | e | 0.75 | b | 0.15 | h | ----- | z |
2017 | 0.26 | d | 0.90 | e | 0.70 | f | 1.10 | l | 0.64 | a | 0.95 | m | 1.30 | j | 1.75 | f | 1.40 | j | 1.60 | e | 0.25 | e | 0.18 | b | ----- | z |
2018 | 0.10 | e | 0.35 | i | 0.04 | c | 1.40 | 0.46 | j | 1.95 | i | 2.30 | k | 1.50 | g | 1.10 | g | 1.50 | c | 0.30 | c | 1.10 | f | ----- | z | |
2019 | 0.34 | c | 0.24 | n | 0.70 | h | 0.68 | b | 0.50 | c | 1.50 | g | 1.60 | g | 0.72 | 1.04 | f | 1.60 | a | 0.36 | b | 0.70 | d | ----- | z | |
2020 | 0.80 | b | 0.10 | h | 0.74 | a | 0.32 | 0.52 | c | 1.38 | b | 1.92 | d | 1.80 | c | 0.90 | f | 1.20 | f | 1.00 | a | 0.22 | b | ----- | z | |
2021 | 0.02 | g | 0.16 | c | 0.50 | f | 1.02 | b | 0.90 | e | 1.18 | d | 0.46 | b | 0.62 | j | 0.50 | f | 1.00 | j | 0.60 | c | 1.10 | a | ----- | z |
2022 | 0.30 | 0.44 | b | 0.55 | j | 0.85 | c | 1.30 | a | 1.20 | c | 1.12 | c | 2.00 | a | 1.35 | g | 0.42 | e | 1.28 | e | 0.95 | ----- | z | ||
2023 | 0.22 | a | 0.68 | g | 0.50 | b | 1.10 | f | 0.25 | c | 1.05 | g | 1.20 | c | 0.95 | r | 2.75 | h | 0.50 | e | 0.90 | f | 1.15 | c | ----- | z |
2024 | 0.25 | c | 0.02 | f | 0.60 | b | 0.60 | p | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.32 | 0.30 | 0.54 | 0.81 | 0.79 | 1.30 | 1.46 | 1.32 | 1.19 | 0.91 | 0.60 | 0.38 | 1.73 | |||||||||||||
S.D. | 0.25 | 0.32 | 0.43 | 0.54 | 0.46 | 0.74 | 0.99 | 0.93 | 0.84 | 0.56 | 0.34 | 0.31 | 0.38 | |||||||||||||
SKEW | 1.52 | 2.88 | 1.14 | 1.72 | 1.18 | 1.94 | 2.16 | 2.95 | 2.14 | 0.69 | 0.31 | 1.60 | 0.02 | |||||||||||||
MAX | 1.09 | 1.77 | 1.84 | 2.49 | 2.10 | 4.40 | 5.72 | 5.84 | 4.25 | 2.16 | 1.28 | 1.34 | 2.35 | |||||||||||||
MIN | 0.02 | 0.01 | 0.04 | 0.00 | 0.11 | 0.25 | 0.35 | 0.45 | 0.15 | 0.14 | 0.00 | 0.04 | 1.16 | |||||||||||||
YRS | 42 | 39 | 38 | 42 | 31 | 40 | 41 | 40 | 42 | 44 | 42 | 41 | 10 |