YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1963 | ----- | z | ----- | z | ----- | z | 0.58 | 0.78 | 0.42 | 0.03 | 0.00 | 0.49 | 0.48 | 1.42 | 0.55 | ----- | z | |||||||||
1964 | 1.22 | 0.18 | 0.85 | 0.29 | 0.15 | d | 0.24 | 0.22 | 0.00 | 0.05 | 0.50 | 0.51 | 2.13 | 2.13 | d | |||||||||||
1965 | 1.35 | 1.06 | ----- | z | 0.73 | 0.31 | 0.30 | 0.06 | 0.37 | ----- | z | ----- | z | ----- | z | 2.00 | ----- | z | ||||||||
1966 | 3.37 | 0.25 | 0.52 | 0.21 | 0.09 | 0.07 | 0.23 | 0.05 | 1.37 | 0.31 | 1.53 | 1.40 | 3.37 | |||||||||||||
1967 | 1.36 | 0.50 | 1.04 | 0.36 | 0.27 | 0.66 | 0.00 | 0.04 | 0.31 | 1.05 | 0.97 | 1.23 | 1.36 | |||||||||||||
1968 | 0.60 | 1.16 | 0.63 | 0.26 | 0.28 | 0.16 | 0.00 | 0.33 | 0.12 | 0.36 | 0.49 | 1.45 | 1.45 | |||||||||||||
1969 | 1.21 | 0.49 | 0.20 | 0.32 | 0.92 | 0.15 | 0.10 | 0.00 | 0.32 | 0.90 | 0.50 | 2.20 | 2.20 | |||||||||||||
1970 | 1.20 | 1.30 | 0.71 | 0.41 | 0.22 | 0.32 | 0.00 | 0.03 | 0.17 | 0.96 | 1.11 | 1.76 | 1.76 | |||||||||||||
1971 | 1.55 | 0.47 | 1.00 | 0.81 | 1.33 | 0.51 | 0.00 | 0.22 | 0.65 | 0.24 | 1.42 | 0.58 | 1.55 | |||||||||||||
1972 | 2.50 | 0.97 | 1.36 | 0.42 | 0.43 | 0.68 | 0.03 | 0.18 | 0.59 | 0.55 | 0.45 | 1.25 | 2.50 | |||||||||||||
1973 | 0.75 | 0.25 | 0.60 | 0.44 | 0.13 | 0.15 | 0.09 | 0.10 | 0.50 | 1.48 | 2.80 | 1.05 | 2.80 | |||||||||||||
1974 | 2.75 | 1.27 | 1.10 | 1.12 | 0.14 | 0.00 | 0.26 | 0.00 | 0.00 | 0.93 | 0.48 | 2.35 | 2.75 | |||||||||||||
1975 | 0.86 | a | 1.18 | 2.85 | 0.35 | 0.19 | 0.35 | 0.28 | 0.40 | 0.16 | 0.62 | 0.85 | 1.05 | 2.85 | a | |||||||||||
1976 | 0.50 | 0.82 | 0.58 | 0.47 | 0.19 | 0.22 | 0.38 | 0.88 | 0.85 | 0.08 | 0.43 | 0.31 | 0.88 | |||||||||||||
1977 | 0.58 | 0.75 | 0.76 | 0.18 | 0.38 | 0.32 | 0.18 | 0.30 | 2.77 | 0.68 | 1.80 | 1.20 | 2.77 | |||||||||||||
1978 | 0.80 | 0.83 | 0.53 | 0.37 | 0.31 | 1.13 | 0.77 | 0.77 | 0.64 | 0.17 | 0.53 | 0.50 | 1.13 | |||||||||||||
1979 | 1.30 | 0.93 | 0.61 | 0.73 | 0.74 | 0.23 | 0.14 | 0.25 | 0.26 | 1.40 | 0.83 | 1.30 | 1.40 | |||||||||||||
1980 | 1.00 | 0.92 | 0.65 | 0.82 | 0.25 | 0.58 | 0.00 | 0.00 | 0.15 | 0.37 | 0.80 | 2.74 | 2.74 | |||||||||||||
1981 | 0.28 | 0.61 | 0.40 | 0.26 | 0.15 | 0.25 | 0.36 | 0.00 | 0.54 | 0.92 | 1.40 | 2.35 | 2.35 | |||||||||||||
1982 | 1.10 | a | 0.97 | 0.84 | 0.77 | 0.07 | 0.40 | 0.16 | c | 0.00 | 0.51 | 0.94 | 1.32 | 2.30 | 2.30 | d | ||||||||||
1983 | 1.70 | o | 1.46 | 1.22 | 0.40 | 0.44 | 0.30 | 0.31 | 0.58 | b | 1.18 | 0.42 | 1.00 | 1.30 | 1.70 | q | ||||||||||
1984 | 0.06 | 1.15 | 0.79 | 0.45 | 0.23 | 0.17 | a | 0.38 | 0.27 | 0.95 | 0.55 | 2.16 | 0.34 | 2.16 | a | |||||||||||
1985 | 0.12 | a | 0.80 | 1.12 | 0.11 | 0.33 | 0.19 | 0.09 | 0.05 | 0.27 | 0.62 | 0.50 | 0.85 | 1.12 | a | |||||||||||
1986 | 0.97 | 0.96 | 0.84 | 0.15 | 0.68 | 0.25 | 0.00 | 0.00 | 0.70 | 0.80 | 0.70 | 0.52 | 0.97 | |||||||||||||
1987 | 0.87 | 0.78 | 0.30 | 0.63 | 0.24 | 0.67 | 0.79 | 0.33 | 0.00 | 0.02 | 0.27 | 1.30 | 1.30 | |||||||||||||
1988 | 0.75 | 0.08 | 0.22 | 0.37 | 0.50 | 0.37 | 0.00 | b | 0.00 | 0.25 | 0.15 | 1.78 | 0.50 | r | 1.78 | t | ||||||||||
1989 | 0.53 | 0.61 | 0.90 | 0.43 | 0.64 | 0.06 | 0.70 | 0.70 | 0.98 | 1.28 | c | 0.31 | 0.50 | 1.28 | c | |||||||||||
1990 | 1.81 | 0.80 | 0.86 | 0.70 | 0.72 | 0.15 | 1.67 | 0.37 | 0.85 | 0.36 | 0.47 | 0.73 | c | 1.81 | c | |||||||||||
1991 | 0.37 | 1.13 | 1.08 | 0.75 | 0.78 | c | ----- | z | 1.20 | 0.05 | 0.00 | ----- | z | 1.80 | 0.92 | ----- | z | |||||||||
1992 | 0.37 | b | 0.36 | 0.73 | 0.44 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.60 | 1.22 | ----- | z | |||||
1993 | 1.54 | 0.55 | 0.58 | 0.75 | d | 0.77 | 0.51 | 0.86 | b | 1.10 | 0.10 | 0.56 | 0.60 | c | 2.25 | 2.25 | i | |||||||||
1994 | 0.41 | 0.43 | 0.20 | 0.22 | 0.36 | 0.20 | 0.00 | 0.00 | 0.43 | 2.38 | 1.13 | 0.48 | 2.38 | |||||||||||||
1995 | 2.05 | 0.40 | 1.45 | 1.05 | 0.50 | 0.37 | 0.63 | 0.00 | 0.08 | 0.15 | 0.65 | 2.30 | 2.30 | |||||||||||||
1996 | 1.15 | 1.36 | 0.60 | 0.76 | 0.95 | 0.10 | 0.10 | 0.00 | d | 0.58 | 0.90 | 2.71 | ----- | z | ----- | z | ||||||||||
1997 | 3.25 | 0.51 | 0.21 | b | 0.44 | a | 0.39 | 0.29 | 0.00 | 0.40 | 0.84 | 1.03 | 0.65 | 0.27 | 3.25 | c | ||||||||||
1998 | 1.22 | 0.11 | 1.62 | 0.42 | 0.08 | 0.00 | 0.00 | 0.00 | 0.13 | 0.38 | 0.00 | 0.00 | 1.62 | |||||||||||||
1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2000 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.54 | 0.66 | ----- | z | ||
2001 | 0.63 | a | 0.28 | 0.78 | 0.22 | 0.35 | 0.36 | 0.90 | a | 0.07 | 0.71 | 0.17 | 1.10 | 1.20 | 1.20 | b | ||||||||||
2002 | 0.48 | 0.90 | 0.31 | 0.97 | 0.32 | 0.00 | 0.10 | 0.00 | 0.02 | 0.18 | b | 1.67 | a | 3.02 | 3.02 | c | ||||||||||
2003 | 0.68 | 0.70 | 1.15 | a | 0.81 | 0.21 | 0.00 | 0.00 | 0.53 | 0.05 | 0.20 | 0.36 | 1.37 | 1.37 | a | |||||||||||
2004 | 1.40 | 1.56 | 0.55 | 0.29 | 0.56 | 0.15 | 0.00 | 0.34 | 0.26 | 1.62 | 0.51 | 1.86 | 1.86 | |||||||||||||
2005 | 0.96 | b | 0.20 | 1.10 | 0.90 | 0.66 | 0.19 | 0.08 | 0.00 | 0.14 | b | 0.16 | 2.10 | a | 1.71 | 2.10 | e | |||||||||
2006 | 1.01 | a | 1.10 | 0.40 | 0.33 | b | 0.39 | a | 0.33 | 0.01 | 0.10 | 0.08 | a | 0.25 | 0.78 | 1.25 | 1.25 | e | ||||||||
2007 | 1.65 | 0.91 | a | 0.13 | ----- | z | 0.09 | 0.17 | 0.43 | a | 0.11 | 0.40 | c | 0.98 | 0.77 | a | 0.78 | a | ----- | z | ||||||
2008 | 1.70 | c | 0.41 | 0.50 | a | 0.46 | 0.67 | 0.06 | 0.00 | 0.00 | 0.00 | 0.26 | a | 0.57 | 0.59 | c | 1.70 | h | ||||||||
2009 | 0.34 | a | 0.51 | e | 0.81 | a | 0.15 | b | 0.86 | 0.40 | a | 0.00 | 0.38 | 0.11 | 0.72 | d | 0.55 | b | 0.33 | d | 0.86 | t | ||||
2010 | 0.90 | c | 0.39 | f | 0.95 | c | 1.12 | b | 0.36 | a | 0.60 | a | 0.00 | 0.51 | 0.44 | d | 1.21 | a | 0.43 | c | 0.99 | e | ----- | z | ||
2011 | 0.78 | g | 1.35 | g | 0.71 | e | 0.42 | d | 0.33 | e | 0.58 | c | 0.30 | 0.00 | d | 0.01 | 0.32 | e | 0.61 | d | 0.13 | e | ----- | z | ||
2012 | 0.42 | e | 0.84 | f | 1.12 | f | 0.32 | h | 0.49 | d | 0.42 | d | 0.86 | b | 0.00 | a | 0.00 | 0.58 | b | 3.00 | d | 1.81 | e | ----- | z | |
2013 | 0.35 | a | 0.30 | b | 0.25 | f | 0.85 | f | 0.49 | b | 0.17 | 0.00 | b | 1.18 | 0.69 | e | 0.06 | c | 0.65 | d | 0.31 | d | ----- | z | ||
2014 | 0.27 | e | 1.35 | b | 1.69 | e | 0.20 | f | 0.18 | f | 0.43 | e | 1.05 | 0.56 | a | 1.54 | f | 0.90 | c | 0.65 | b | 1.10 | e | ----- | z | |
2015 | 0.56 | c | 1.65 | c | 0.80 | f | 0.28 | a | 0.18 | d | 0.14 | d | 0.15 | a | 0.03 | b | 0.05 | i | 0.20 | d | 0.45 | d | 3.03 | c | ----- | z |
2016 | 1.74 | e | 0.34 | f | 1.51 | d | 3.50 | f | 0.42 | g | 0.33 | e | 0.10 | h | 0.00 | h | 0.02 | c | 2.30 | e | 0.50 | b | 2.05 | f | ----- | z |
2017 | 1.70 | e | 2.30 | g | 0.45 | g | 0.40 | d | 0.28 | j | 0.22 | f | 0.03 | a | 0.10 | c | 0.10 | b | 0.75 | b | 0.70 | a | 0.40 | f | ----- | z |
2018 | 0.60 | c | 1.00 | c | 0.83 | h | 0.48 | c | 1.93 | b | 0.42 | h | 0.00 | d | 0.00 | a | 0.00 | c | 0.23 | d | 0.44 | f | 0.67 | c | ----- | z |
2019 | 2.70 | b | 1.07 | e | 0.34 | c | 0.89 | f | 0.87 | f | 0.01 | m | 0.00 | p | 0.52 | s | 0.57 | n | 0.05 | s | 0.86 | u | 2.80 | n | ----- | z |
2020 | 0.45 | m | 0.20 | e | 0.23 | c | 0.35 | d | 2.80 | b | 0.39 | i | 0.00 | e | 0.00 | f | 0.05 | i | 0.80 | g | 1.00 | j | 1.50 | e | ----- | z |
2021 | 0.55 | c | 0.60 | a | 0.88 | h | 0.05 | l | 0.01 | h | 0.55 | g | 0.65 | 0.02 | b | 0.78 | a | 0.95 | a | 0.40 | b | 0.65 | b | ----- | z | |
2022 | 3.20 | a | 0.18 | d | 3.01 | d | 2.20 | d | 2.90 | h | 0.46 | g | 0.21 | c | 0.01 | j | 0.40 | i | 0.28 | s | 0.78 | p | 1.90 | d | ----- | z |
2023 | 0.60 | g | 0.50 | f | 0.90 | c | 0.22 | h | 0.62 | p | 0.00 | w | 0.00 | u | 1.30 | x | 0.36 | o | 0.40 | r | 1.50 | l | 0.42 | n | ----- | z |
2024 | 2.00 | k | 0.45 | i | 0.50 | s | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.14 | 0.76 | 0.84 | 0.54 | 0.50 | 0.30 | 0.27 | 0.22 | 0.42 | 0.67 | 0.95 | 1.25 | 2.00 | |||||||||||||
S.D. | 0.81 | 0.41 | 0.57 | 0.35 | 0.47 | 0.22 | 0.37 | 0.29 | 0.48 | 0.52 | 0.67 | 0.76 | 0.71 | |||||||||||||
SKEW | 1.19 | 0.19 | 1.92 | 2.26 | 2.88 | 1.24 | 1.73 | 1.55 | 2.48 | 1.35 | 1.42 | 0.52 | 0.20 | |||||||||||||
MAX | 3.37 | 1.65 | 3.01 | 2.20 | 2.80 | 1.13 | 1.67 | 1.18 | 2.77 | 2.38 | 3.00 | 3.03 | 3.37 | |||||||||||||
MIN | 0.06 | 0.08 | 0.13 | 0.11 | 0.07 | 0.00 | 0.00 | 0.00 | 0.00 | 0.02 | 0.00 | 0.00 | 0.88 | |||||||||||||
YRS | 54 | 52 | 51 | 51 | 51 | 50 | 55 | 53 | 51 | 52 | 54 | 54 | 32 |