YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.40 | 0.40 | 0.19 | 1.51 | 0.67 | 0.35 | ----- | z | ||||||
1966 | ----- | z | 1.52 | 0.67 | ----- | z | 0.97 | 0.51 | 0.21 | 0.84 | 0.52 | 1.00 | 1.25 | 0.34 | ----- | z | ||||||||||
1967 | 0.55 | 0.21 | 0.04 | 0.10 | 0.30 | 0.49 | 0.53 | 0.77 | 3.04 | 0.86 | 0.45 | 0.33 | 3.04 | |||||||||||||
1968 | 0.76 | 1.14 | 0.52 | 0.69 | 0.16 | 0.33 | 0.33 | 0.78 | 0.85 | 0.49 | 1.97 | 0.15 | 1.97 | |||||||||||||
1969 | 0.18 | 0.21 | 0.20 | 0.25 | 0.80 | 0.36 | 0.30 | 0.81 | 1.25 | 0.57 | 1.93 | 1.08 | 1.93 | |||||||||||||
1970 | 0.19 | 1.05 | 0.17 | 0.20 | 0.42 | 0.80 | 0.59 | 0.36 | 1.48 | 1.39 | 0.77 | 0.25 | 1.48 | |||||||||||||
1971 | 0.07 | 0.40 | 0.39 | 0.60 | 1.22 | 0.35 | 0.20 | 0.70 | 0.45 | 0.60 | 0.20 | 0.32 | 1.22 | |||||||||||||
1972 | 0.57 | 0.69 | 0.48 | 0.12 | 0.70 | 0.32 | 0.07 | 0.78 | 0.40 | ----- | z | ----- | z | ----- | z | ----- | z | |||||||||
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 2.00 | e | 1.10 | 1.05 | 1.10 | l | ----- | z | ||
1982 | 0.02 | 0.15 | 0.50 | 0.87 | 0.30 | 0.13 | 0.09 | 0.29 | 1.20 | 1.21 | 1.15 | 0.77 | 1.21 | |||||||||||||
1983 | 0.45 | 0.23 | 0.43 | 0.07 | i | 0.39 | 0.42 | 0.36 | 0.50 | 1.42 | 0.85 | 0.17 | 0.13 | 1.42 | i | |||||||||||
1984 | 0.52 | 0.57 | 0.40 | 0.42 | 0.50 | 0.35 | 0.52 | 0.70 | 0.54 | 0.57 | 0.40 | 0.25 | 0.70 | |||||||||||||
1985 | 1.32 | 0.20 | 0.08 | 0.40 | 0.80 | 0.62 | 0.09 | u | 0.45 | 0.36 | 0.33 | 0.65 | g | 0.54 | ----- | z | ||||||||||
1986 | 1.02 | 1.04 | 1.25 | 0.80 | a | 0.65 | 0.35 | 0.35 | 0.62 | 0.42 | 1.35 | 0.57 | 2.00 | a | 2.00 | b | ||||||||||
1987 | 1.60 | a | 0.85 | ----- | z | ----- | z | 0.41 | 0.55 | 0.23 | 0.77 | 1.85 | n | 1.55 | 1.14 | 0.55 | a | ----- | z | |||||||
1988 | 0.90 | b | 1.58 | 0.34 | 0.40 | 0.36 | a | 0.47 | 0.31 | 0.88 | i | 0.77 | 1.32 | 2.04 | b | 0.76 | a | 2.04 | o | |||||||
1989 | 0.63 | 0.13 | 0.07 | 0.26 | 0.24 | 0.32 | 0.29 | 0.85 | ----- | z | 0.91 | 0.23 | g | 0.66 | c | ----- | z | |||||||||
1990 | 0.16 | 0.64 | a | 0.54 | 0.40 | 0.59 | 2.08 | i | 0.54 | 1.49 | f | 2.45 | j | 0.67 | d | 0.93 | e | 1.68 | b | ----- | z | |||||
1991 | 1.13 | a | 0.56 | 0.12 | 1.52 | 0.43 | 0.68 | 0.32 | 1.42 | l | 0.79 | 1.08 | 0.42 | c | 0.93 | 1.52 | p | |||||||||
1992 | 1.80 | 1.40 | 0.94 | ----- | z | 2.02 | h | 0.21 | 0.42 | 0.47 | 1.06 | a | 0.71 | 0.77 | 0.42 | ----- | z | |||||||||
1993 | 3.42 | d | 1.98 | 0.82 | 0.26 | g | 0.41 | b | 0.38 | 0.47 | 0.21 | 1.02 | 1.04 | 1.42 | a | 1.37 | b | 3.42 | p | |||||||
1994 | 0.32 | 0.20 | b | 0.52 | 0.40 | 0.24 | j | 0.26 | 0.49 | 0.54 | 1.12 | 2.07 | 0.79 | a | 0.40 | b | 2.07 | o | ||||||||
1995 | 0.36 | g | 0.16 | b | 0.08 | m | 0.24 | 0.28 | 0.25 | 0.24 | 0.25 | 0.90 | 0.50 | 0.55 | 0.91 | a | 0.91 | w | ||||||||
1996 | 0.26 | 0.55 | b | 0.45 | 0.18 | ----- | z | 0.32 | 0.14 | 0.31 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||||
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1998 | ----- | z | ----- | z | ----- | z | 0.82 | 0.25 | 0.36 | 0.41 | 1.42 | 0.54 | a | 1.60 | 0.28 | 0.97 | ----- | z | ||||||||
1999 | 0.74 | 0.10 | 0.80 | 0.96 | 0.33 | 0.70 | a | 0.18 | 0.39 | 1.95 | 0.93 | 0.61 | 0.55 | b | 1.95 | c | ||||||||||
2000 | 0.43 | 0.32 | 0.73 | 0.59 | 0.47 | 1.28 | 0.39 | 0.76 | 1.28 | 1.32 | 0.56 | 0.52 | 1.32 | |||||||||||||
2001 | 1.20 | 0.58 | 0.70 | 0.18 | 0.20 | 0.32 | 0.43 | 0.37 | 0.83 | 0.42 | 0.52 | 1.48 | 1.48 | |||||||||||||
2002 | 0.88 | 0.86 | 0.09 | 0.12 | 0.13 | 0.28 | 0.21 | 0.87 | 0.47 | 1.30 | 1.56 | 0.65 | 1.56 | |||||||||||||
2003 | 1.22 | 0.30 | 0.19 | 0.11 | 0.25 | 0.50 | 0.36 | 0.65 | 0.69 | 0.52 | 0.44 | 1.42 | 1.42 | |||||||||||||
2004 | 0.18 | 0.72 | 1.42 | 0.86 | 0.13 | 0.30 | 0.36 | 0.57 | 1.33 | 0.67 | 0.55 | 0.72 | 1.42 | |||||||||||||
2005 | 0.49 | 0.34 | 0.84 | 0.61 | 0.08 | 0.45 | 0.26 | 0.64 | 0.69 | 0.70 | 1.86 | 0.34 | 1.86 | |||||||||||||
2006 | 0.05 | 0.88 | 0.18 | 0.53 | 0.40 | 0.29 | 0.32 | 0.65 | 1.49 | 0.55 | 0.02 | 1.01 | 1.49 | |||||||||||||
2007 | 0.71 | 0.07 | 0.23 | 0.24 | 0.17 | 0.16 | 0.94 | 0.35 | 0.52 | 0.59 | 0.32 | 0.26 | 0.94 | |||||||||||||
2008 | 0.37 | 0.30 | 0.53 | 0.66 | 0.60 | 0.20 | 0.41 | 0.71 | 0.84 | 0.94 | 0.34 | 0.32 | 0.94 | |||||||||||||
2009 | 1.26 | 0.24 | 0.39 | 0.25 | 0.34 | 0.10 | 0.05 | 0.96 | 0.92 | 0.62 | 0.84 | 0.70 | 1.26 | |||||||||||||
2010 | 1.38 | 0.70 | 0.74 | 0.20 | 0.33 | 0.80 | 0.41 | 0.21 | 0.52 | 1.31 | 1.15 | 0.19 | 1.38 | |||||||||||||
2011 | 0.36 | 0.82 | 0.11 | 0.05 | 0.18 | 0.08 | 0.16 | 1.28 | 1.05 | 0.76 | 0.42 | 1.13 | 1.28 | |||||||||||||
2012 | 0.86 | 0.64 | 0.30 | 0.08 | 0.27 | 0.34 | 0.42 | 0.43 | 1.03 | 0.65 | 0.48 | 0.50 | 1.03 | |||||||||||||
2013 | 0.39 | 0.48 | 0.39 | 1.08 | 0.45 | 0.33 | 0.32 | 0.57 | 0.71 | 1.15 | 0.39 | 0.50 | 1.15 | |||||||||||||
2014 | 0.82 | 0.66 | 0.29 | 0.53 | 0.60 | 0.54 | 1.35 | 0.62 | 1.14 | 1.03 | 0.34 | 0.62 | 1.35 | |||||||||||||
2015 | 1.51 | 0.28 | 0.40 | 0.36 | 0.10 | 0.35 | 0.61 | 0.46 | 0.71 | 0.77 | 1.09 | 0.32 | 1.51 | |||||||||||||
2016 | 0.64 | 0.53 | 0.10 | 0.26 | 0.79 | 0.63 | 0.60 | 0.33 | 0.98 | 0.56 | 1.34 | c | 0.53 | 1.34 | c | |||||||||||
2017 | 0.61 | 0.96 | 0.17 | 0.07 | 0.57 | 0.29 | 0.49 | 0.41 | 1.19 | 0.30 | 0.27 | f | 1.11 | a | 1.19 | g | ||||||||||
2018 | 0.48 | f | 0.15 | d | 0.62 | 0.30 | 0.66 | 0.51 | 0.08 | 1.56 | 0.42 | 1.12 | 0.72 | 0.90 | 1.56 | j | ||||||||||
2019 | 0.82 | 0.12 | 1.22 | 0.43 | 0.30 | 0.46 | 0.13 | 0.48 | 1.02 | 0.72 | 0.84 | 0.82 | 1.22 | |||||||||||||
2020 | 0.49 | c | 0.38 | 0.22 | 0.65 | 0.18 | 0.31 | 0.54 | 0.78 | a | 1.20 | 0.95 | 0.70 | 3.67 | 3.67 | d | ||||||||||
2021 | 0.75 | 0.42 | 0.53 | 0.25 | 0.53 | 0.49 | 0.13 | 0.45 | 1.18 | 1.12 | 0.48 | 0.27 | 1.18 | |||||||||||||
2022 | 0.58 | 0.28 | 0.37 | 0.32 | 0.50 | a | 0.28 | 0.97 | 0.95 | 1.22 | 1.04 | 0.76 | 0.79 | 1.22 | a | |||||||||||
2023 | 1.01 | 0.59 | 1.23 | 0.22 | 0.37 | 0.33 | 0.28 | 0.74 | 1.54 | 1.46 | ----- | z | 1.88 | ----- | z | |||||||||||
2024 | 1.27 | 0.30 | 0.43 | 0.36 | p | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.78 | 0.57 | 0.48 | 0.43 | 0.42 | 0.41 | 0.38 | 0.63 | 0.98 | 0.93 | 0.80 | 0.77 | 1.52 | |||||||||||||
S.D. | 0.60 | 0.43 | 0.34 | 0.32 | 0.24 | 0.21 | 0.24 | 0.29 | 0.51 | 0.38 | 0.51 | 0.63 | 0.60 | |||||||||||||
SKEW | 2.02 | 1.28 | 1.00 | 1.26 | 1.05 | 1.70 | 1.76 | 1.13 | 1.52 | 0.59 | 0.96 | 2.43 | 2.09 | |||||||||||||
MAX | 3.42 | 1.98 | 1.42 | 1.52 | 1.22 | 1.28 | 1.35 | 1.56 | 3.04 | 2.07 | 2.04 | 3.67 | 3.67 | |||||||||||||
MIN | 0.02 | 0.07 | 0.04 | 0.05 | 0.08 | 0.08 | 0.05 | 0.21 | 0.19 | 0.30 | 0.02 | 0.13 | 0.70 | |||||||||||||
YRS | 45 | 48 | 46 | 43 | 45 | 47 | 48 | 46 | 46 | 48 | 44 | 47 | 30 |