YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.40 | 0.37 | 1.15 | 0.13 | ----- | z | ||||
1978 | 0.60 | 0.78 | 0.45 | 0.55 | 1.00 | 0.17 | 0.24 | 0.61 | 0.22 | 1.00 | 0.85 | 1.00 | 1.00 | |||||||||||||
1979 | 1.65 | 0.22 | 1.15 | 0.10 | 0.35 | 0.20 | 0.30 | 0.37 | 0.73 | 0.75 | 0.75 | 1.45 | 1.65 | |||||||||||||
1980 | 1.85 | 0.75 | 0.23 | 0.65 | 0.64 | 0.00 | 0.25 | 0.93 | 0.85 | 0.60 | 0.20 | 0.50 | 1.85 | |||||||||||||
1981 | 0.10 | 0.48 | 0.60 | 0.50 | 0.55 | 0.55 | 1.05 | 0.65 | 0.40 | 1.03 | 0.92 | 0.18 | 1.05 | |||||||||||||
1982 | 0.30 | a | 0.18 | 0.30 | 0.35 | 0.70 | 0.37 | 0.58 | 0.59 | a | 0.60 | 0.95 | 0.85 | 1.40 | 1.40 | b | ||||||||||
1983 | 0.12 | 0.17 | 0.38 | 0.15 | 0.24 | 0.85 | 0.40 | 0.55 | 0.90 | 0.85 | 0.60 | 0.35 | 0.90 | |||||||||||||
1984 | 0.00 | b | 0.40 | 0.40 | 0.70 | 0.32 | 0.30 | 0.50 | 0.72 | a | 0.45 | 0.45 | 0.15 | 1.20 | 1.20 | c | ||||||||||
1985 | 0.10 | 0.15 | 0.60 | 0.55 | 0.35 | 0.25 | 1.20 | 0.50 | 1.80 | 1.30 | 1.15 | 0.25 | 1.80 | |||||||||||||
1986 | 0.00 | 0.25 | 0.45 | 0.45 | 0.65 | 0.25 | 0.70 | 0.40 | 0.55 | 1.00 | 1.30 | 0.10 | 1.30 | |||||||||||||
1987 | 0.50 | 1.60 | 0.85 | 0.35 | 0.15 | 0.35 | 0.25 | 0.50 | 0.25 | 0.55 | 0.70 | a | 0.35 | 1.60 | a | |||||||||||
1988 | 0.75 | 0.45 | 0.20 | 0.50 | 0.42 | 0.70 | 0.15 | 0.90 | 0.85 | 0.70 | 0.55 | 1.40 | 1.40 | |||||||||||||
1989 | 0.75 | 1.10 | 1.05 | 0.30 | 0.25 | 0.17 | 0.80 | 1.35 | 1.35 | 0.95 | 0.15 | 0.05 | 1.35 | |||||||||||||
1990 | 0.40 | 0.70 | 0.80 | 0.65 | 1.20 | 0.35 | 1.00 | 0.74 | 2.05 | 0.70 | 0.80 | 0.80 | 2.05 | |||||||||||||
1991 | 0.25 | 0.10 | 0.60 | 0.20 | 0.70 | 0.36 | 0.55 | 0.80 | 0.70 | 0.70 | 1.70 | 0.30 | 1.70 | |||||||||||||
1992 | 0.50 | ----- | z | 0.30 | 0.35 | 0.40 | 0.55 | x | 0.55 | 1.45 | 0.52 | 0.40 | 0.40 | 0.58 | a | ----- | z | |||||||||
1993 | 0.80 | 0.90 | 1.25 | 0.28 | 0.40 | 0.30 | 0.35 | ----- | z | ----- | z | 0.75 | a | 0.50 | 0.10 | ----- | z | |||||||||
1994 | 0.05 | a | 0.50 | 0.38 | 0.37 | 0.52 | 0.85 | 0.08 | 0.80 | 0.85 | 1.00 | 1.20 | c | 0.45 | 1.20 | d | ||||||||||
1995 | 0.30 | 0.45 | 0.60 | 0.30 | 0.30 | 0.97 | 0.47 | 0.26 | 0.43 | 0.00 | 0.20 | d | 0.07 | 0.97 | d | |||||||||||
1996 | 0.20 | 0.50 | 0.13 | 0.15 | 0.30 | 0.78 | 0.37 | 0.60 | 1.07 | 1.70 | 0.55 | a | 0.10 | 1.70 | a | |||||||||||
1997 | 1.00 | a | 0.30 | e | 1.40 | j | 0.32 | 0.39 | 0.60 | 0.96 | 0.39 | 2.05 | a | 1.15 | 0.85 | b | 0.41 | 2.05 | s | |||||||
1998 | 0.23 | 0.10 | f | 1.20 | d | 0.21 | 0.12 | 0.14 | 0.50 | 0.54 | 1.34 | 2.10 | 0.90 | 0.15 | 2.10 | j | ||||||||||
1999 | 0.13 | m | 0.30 | 0.18 | 1.34 | 0.35 | 0.24 | 0.80 | 0.88 | 0.55 | 0.20 | 0.00 | 0.08 | 1.34 | m | |||||||||||
2000 | 0.10 | h | 0.72 | 1.70 | 0.15 | 0.30 | 0.28 | 1.09 | 0.43 | 0.32 | 1.15 | 0.32 | 0.20 | 1.70 | h | |||||||||||
2001 | 1.10 | 0.33 | 0.65 | 1.15 | 1.30 | 0.12 | 0.25 | 0.56 | 0.69 | 0.12 | 0.22 | 0.25 | 1.30 | |||||||||||||
2002 | 0.08 | 0.07 | 0.65 | h | 0.15 | 0.16 | 0.09 | 0.62 | 0.50 | 1.02 | 0.65 | 0.55 | b | 0.23 | f | 1.02 | p | |||||||||
2003 | 0.31 | g | 0.36 | 0.15 | h | 0.36 | 0.56 | 0.25 | 0.76 | 0.78 | 2.45 | 0.22 | 0.70 | 0.38 | k | ----- | z | |||||||||
2004 | 1.45 | a | 0.82 | d | 0.19 | 0.70 | 0.13 | 0.61 | 0.52 | 0.25 | 1.50 | 1.14 | 1.18 | j | 1.40 | h | 1.50 | w | ||||||||
2005 | 1.00 | 0.23 | m | 0.56 | 0.60 | 0.17 | 0.29 | 0.18 | 0.98 | 1.15 | 1.11 | 0.35 | 0.30 | 1.15 | m | |||||||||||
2006 | 0.85 | m | 0.29 | m | 0.60 | f | 0.62 | 0.65 | 0.62 | 0.75 | 1.02 | 0.60 | 1.38 | 0.50 | g | 1.40 | n | ----- | z | |||||||
2007 | 0.70 | f | 0.30 | l | 0.62 | 0.50 | 0.87 | 0.25 | 0.62 | 0.70 | 0.90 | 0.55 | 0.00 | j | 2.28 | j | ----- | z | ||||||||
2008 | 1.00 | g | 0.62 | p | 0.35 | p | 0.42 | e | 0.65 | 0.05 | 0.52 | 0.95 | 0.82 | 0.60 | 0.70 | m | 0.77 | i | ----- | z | ||||||
2009 | 0.17 | i | 0.52 | m | 0.42 | m | 0.95 | 0.61 | 0.50 | 0.25 | 0.63 | 0.65 | 0.65 | 0.05 | 1.42 | ----- | z | |||||||||
2010 | 1.80 | 0.80 | 0.85 | 0.80 | 0.10 | 0.30 | 0.72 | 0.70 | 0.93 | 0.90 | 0.22 | 0.85 | 1.80 | |||||||||||||
2011 | 0.05 | 0.70 | 0.15 | 0.35 | 0.70 | 0.10 | 0.50 | 0.28 | 0.32 | 1.20 | 0.60 | 0.84 | 1.20 | |||||||||||||
2012 | 0.41 | 1.10 | 0.42 | 0.25 | 0.56 | ----- | z | 0.85 | 0.90 | 0.47 | 0.77 | 0.75 | 0.80 | ----- | z | |||||||||||
2013 | 1.40 | 0.41 | 0.25 | 0.53 | 0.25 | 0.05 | 0.68 | 0.67 | 1.10 | 1.02 | 1.28 | 0.60 | 1.40 | |||||||||||||
2014 | 0.00 | 0.75 | 0.75 | 0.58 | 0.40 | 0.05 | 0.65 | 0.39 | 1.05 | 0.30 | 0.60 | 0.80 | 1.05 | |||||||||||||
2015 | 0.12 | 1.25 | 0.39 | 0.15 | 0.80 | 0.55 | 0.37 | 0.98 | 0.53 | 0.85 | 0.51 | o | 0.60 | 1.25 | o | |||||||||||
2016 | 1.20 | 0.10 | 1.00 | 0.35 | 0.42 | 0.50 | 0.62 | 0.85 | 0.60 | 0.35 | 0.45 | 0.75 | 1.20 | |||||||||||||
2017 | 0.78 | 0.45 | 0.48 | 0.31 | 0.47 | 0.02 | 0.67 | 0.67 | 0.67 | 0.08 | 0.29 | 0.10 | 0.78 | |||||||||||||
2018 | 0.53 | 0.80 | 0.24 | 0.50 | 0.30 | 0.18 | 0.51 | 0.54 | 0.27 | 0.69 | 0.14 | 0.70 | 0.80 | |||||||||||||
2019 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.40 | o | 0.61 | s | 1.32 | l | 0.27 | g | 0.00 | w | ----- | z | ----- | z | ----- | z |
2020 | ----- | z | ----- | z | ----- | z | ----- | z | 0.57 | f | 1.62 | t | 1.36 | s | 0.97 | i | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2021 | ----- | z | ----- | z | ----- | z | 0.60 | u | 2.60 | a | 0.97 | 2.34 | s | 1.44 | t | 0.45 | w | ----- | z | ----- | z | ----- | z | ----- | z | |
2022 | 0.72 | b | 1.10 | g | 0.28 | v | ----- | z | 0.05 | 1.49 | w | 1.77 | t | 0.53 | s | 0.76 | v | 1.22 | w | 0.97 | w | 1.66 | w | ----- | z | |
2023 | 0.99 | x | 1.56 | v | 1.38 | y | ----- | z | 0.58 | w | 1.33 | v | 0.14 | 0.58 | x | 0.70 | x | 1.43 | y | 0.93 | d | 1.10 | v | ----- | z | |
2024 | ----- | z | 0.93 | v | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.60 | 0.56 | 0.58 | 0.46 | 0.52 | 0.36 | 0.56 | 0.68 | 0.85 | 0.78 | 0.63 | 0.54 | 1.35 | |||||||||||||
S.D. | 0.55 | 0.36 | 0.37 | 0.27 | 0.43 | 0.27 | 0.27 | 0.27 | 0.52 | 0.43 | 0.40 | 0.43 | 0.35 | |||||||||||||
SKEW | 0.83 | 0.85 | 1.07 | 1.29 | 2.87 | 0.77 | 0.35 | 0.73 | 1.33 | 0.57 | 0.52 | 0.76 | 0.21 | |||||||||||||
MAX | 1.85 | 1.60 | 1.70 | 1.34 | 2.60 | 0.97 | 1.20 | 1.45 | 2.45 | 2.10 | 1.70 | 1.45 | 2.05 | |||||||||||||
MIN | 0.00 | 0.07 | 0.13 | 0.10 | 0.05 | 0.00 | 0.08 | 0.25 | 0.22 | 0.00 | 0.00 | 0.05 | 0.78 | |||||||||||||
YRS | 35 | 34 | 35 | 41 | 43 | 40 | 42 | 40 | 41 | 42 | 38 | 36 | 25 |