YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1973 | ----- | z | ----- | z | ----- | z | ----- | z | 0.75 | ----- | z | 1.61 | 0.52 | 1.92 | 1.96 | 1.00 | 0.31 | ----- | z | |||||||
1974 | 0.02 | 0.35 | 0.33 | 0.54 | 1.07 | 1.07 | 0.57 | 1.56 | 0.48 | 1.67 | 0.11 | 0.05 | 1.67 | |||||||||||||
1975 | 0.48 | 0.15 | 0.48 | 1.00 | 0.56 | 0.88 | 0.10 | 3.61 | 1.27 | 0.38 | 1.33 | 0.18 | 3.61 | |||||||||||||
1976 | 0.28 | 0.10 | 1.06 | 0.36 | 0.30 | 1.27 | 0.90 | 1.05 | 1.54 | 0.58 | 0.02 | 0.21 | 1.54 | |||||||||||||
1977 | 0.10 | 0.85 | 0.74 | 0.58 | 0.86 | 1.81 | 1.40 | 2.45 | 1.70 | 1.47 | 1.28 | 0.80 | 2.45 | |||||||||||||
1978 | 0.05 | 0.12 | 0.46 | 0.93 | 0.99 | 0.21 | 2.35 | 0.75 | 1.05 | 0.12 | 0.27 | 0.29 | 2.35 | |||||||||||||
1979 | 0.52 | 0.15 | 1.05 | g | 0.74 | 2.35 | 1.87 | 2.48 | 2.31 | 1.26 | 3.97 | 0.56 | 0.02 | 3.97 | g | |||||||||||
1980 | ----- | z | 0.23 | 0.21 | 0.12 | 1.04 | 1.68 | 0.16 | 2.26 | 0.24 | 0.51 | 0.03 | 0.12 | ----- | z | |||||||||||
1981 | 0.06 | 0.40 | 0.78 | 0.55 | 0.35 | 0.68 | 1.21 | 1.83 | 0.32 | 0.55 | 1.17 | 0.70 | 1.83 | |||||||||||||
1982 | 0.34 | 0.05 | 0.62 | 0.86 | 1.08 | 1.34 | 1.81 | 1.08 | 0.97 | 1.10 | 0.85 | 0.51 | 1.81 | |||||||||||||
1983 | 0.34 | 0.06 | 0.87 | 0.77 | 0.68 | 1.22 | 1.20 | 0.88 | 0.87 | 0.43 | 1.10 | 0.22 | 1.22 | |||||||||||||
1984 | 0.50 | 0.79 | 1.29 | 0.82 | 0.90 | 2.26 | a | 1.39 | 0.94 | 0.96 | 1.81 | 0.02 | 0.76 | 2.26 | a | |||||||||||
1985 | 0.35 | 0.03 | 1.44 | 1.88 | 1.31 | a | 3.05 | 1.07 | 2.05 | 1.31 | 0.54 | 0.25 | 0.95 | 3.05 | a | |||||||||||
1986 | 0.24 | 0.15 | 1.28 | 1.13 | 0.97 | 1.68 | 1.14 | 1.59 | 2.60 | a | 0.40 | 0.58 | 0.00 | 2.60 | a | |||||||||||
1987 | 0.02 | 0.31 | 1.71 | 0.24 | 0.70 | 0.76 | 1.51 | 0.77 | 1.06 | 0.12 | 0.72 | 0.77 | 1.71 | |||||||||||||
1988 | 0.30 | 0.10 | 0.48 | 0.93 | 0.45 | 0.19 | 0.42 | 1.51 | 1.63 | 0.02 | 0.54 | 0.10 | 1.63 | |||||||||||||
1989 | 0.26 | 0.21 | 0.42 | 1.03 | 0.45 | 1.68 | 2.29 | 0.39 | 2.27 | 0.06 | 0.48 | a | 0.07 | 2.29 | a | |||||||||||
1990 | 0.08 | 0.27 | 0.75 | 1.07 | 1.24 | 0.76 | 1.01 | h | 0.68 | g | 0.34 | 1.41 | 0.33 | 0.79 | 1.41 | o | ||||||||||
1991 | 0.08 | 0.41 | 1.02 | 0.94 | 0.88 | 1.70 | 0.79 | 1.22 | a | 1.50 | 0.35 | 3.00 | 0.00 | a | 3.00 | b | ||||||||||
1992 | 0.30 | a | 0.35 | 0.93 | 0.77 | a | 0.60 | 2.75 | d | 2.70 | a | 4.25 | f | 1.40 | 1.45 | 0.38 | d | 0.60 | c | 4.25 | t | |||||
1993 | 0.50 | a | 0.35 | 0.65 | 0.63 | a | 2.95 | 2.75 | 1.96 | 2.50 | 0.87 | 0.80 | 1.63 | 0.25 | 2.95 | b | ||||||||||
1994 | 0.80 | b | 0.33 | c | 0.20 | 1.61 | 1.00 | 2.63 | 0.75 | 4.40 | 0.75 | 1.55 | 0.72 | 0.20 | 4.40 | e | ||||||||||
1995 | 0.00 | a | 0.01 | 1.70 | 0.98 | f | 1.52 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.30 | 2.12 | 1.00 | 1.45 | 1.00 | d | 0.60 | h | ----- | z | ||||
1997 | 1.00 | 0.55 | 0.43 | d | 2.00 | a | 0.83 | 1.66 | 1.77 | 0.25 | 0.42 | 1.00 | 0.40 | a | 0.27 | 2.00 | f | |||||||||
1998 | 0.25 | b | 1.00 | 1.15 | 0.88 | b | 0.17 | 0.96 | 0.86 | 3.05 | 0.55 | 1.75 | 1.50 | a | 0.25 | 3.05 | e | |||||||||
1999 | 0.25 | 0.50 | 0.45 | 2.00 | 1.15 | 0.75 | 1.53 | b | 0.80 | 0.48 | 0.33 | 0.00 | 0.07 | 2.00 | b | |||||||||||
2000 | 0.14 | 0.62 | 0.18 | 1.05 | 2.75 | 0.67 | 0.43 | 1.38 | 0.50 | 0.46 | 1.13 | 0.35 | 2.75 | |||||||||||||
2001 | 0.53 | 0.41 | 0.57 | 3.15 | 0.50 | a | 1.49 | 2.05 | 0.32 | 0.64 | 0.15 | 1.55 | 0.20 | 3.15 | a | |||||||||||
2002 | 0.04 | c | 0.20 | 0.55 | 0.82 | 0.70 | ----- | z | 0.75 | 2.90 | 0.85 | 1.60 | 0.10 | 0.20 | ----- | z | ||||||||||
2003 | 0.10 | b | 0.55 | 0.24 | 2.17 | 0.75 | 0.66 | a | 0.63 | b | 0.46 | 4.03 | 0.38 | 0.20 | 0.50 | 4.03 | e | |||||||||
2004 | 0.30 | 0.11 | 1.65 | 0.85 | 3.30 | a | 2.85 | 1.10 | a | 0.25 | a | 0.53 | 0.25 | 0.37 | 0.00 | a | 3.30 | d | ||||||||
2005 | 0.05 | e | 0.70 | b | 0.80 | 1.91 | 0.63 | 0.95 | 2.29 | b | 0.90 | 2.55 | 0.13 | a | 1.20 | 0.97 | c | 2.55 | m | |||||||
2006 | 0.36 | a | 0.15 | 1.60 | a | 0.92 | a | 0.47 | 2.55 | 0.43 | 1.78 | 1.76 | 0.10 | 0.77 | 0.97 | 2.55 | c | |||||||||
2007 | 0.07 | 1.00 | 2.00 | 0.80 | 1.22 | 0.97 | 0.12 | 2.00 | 0.26 | b | 1.50 | 0.00 | 0.40 | 2.00 | b | |||||||||||
2008 | 0.08 | 0.05 | 0.50 | a | 1.97 | 0.71 | 1.67 | 1.10 | 0.46 | 0.52 | 1.82 | 0.80 | 0.29 | 1.97 | a | |||||||||||
2009 | 0.10 | 1.60 | d | 1.10 | 0.65 | 0.70 | i | 1.10 | 0.75 | a | 0.55 | a | 0.60 | 1.34 | 0.26 | a | 0.60 | a | 1.60 | q | ||||||
2010 | 1.20 | a | 0.16 | 0.55 | 0.85 | a | 1.10 | 2.50 | 1.71 | 0.90 | 4.40 | 0.80 | 0.40 | 0.60 | a | 4.40 | c | |||||||||
2011 | 0.20 | v | 0.20 | v | ----- | z | 0.42 | p | 1.90 | t | 3.05 | u | 1.50 | u | ----- | z | 0.15 | y | 0.47 | y | ----- | z | ----- | z | ----- | z |
2012 | 0.24 | a | 1.45 | c | 0.20 | a | 0.60 | 3.78 | 0.75 | c | 0.75 | 1.75 | 1.30 | 0.46 | 0.60 | 0.45 | 3.78 | h | ||||||||
2013 | 0.25 | 0.45 | 0.80 | 0.84 | 1.33 | 2.35 | 0.50 | 1.68 | 0.82 | 1.42 | a | 0.39 | 0.45 | 2.35 | a | |||||||||||
2014 | 0.07 | 0.15 | 0.20 | 0.58 | 1.30 | 3.90 | a | 0.70 | 0.40 | 1.80 | 0.27 | 0.40 | 0.63 | 3.90 | a | |||||||||||
2015 | 0.33 | 0.25 | 0.15 | 0.35 | 3.65 | 1.80 | 2.95 | 1.22 | 1.80 | 0.45 | 0.95 | 0.78 | 3.65 | |||||||||||||
2016 | 0.60 | 0.78 | 1.10 | 0.78 | 0.95 | 0.60 | 1.50 | a | 1.25 | 1.00 | 1.24 | 0.67 | 0.64 | 1.50 | a | |||||||||||
2017 | 0.11 | 0.24 | 0.20 | 0.90 | 1.53 | 2.00 | e | 0.80 | 2.30 | 0.78 | 2.50 | 0.01 | 0.10 | 2.50 | e | |||||||||||
2018 | 0.34 | 0.13 | 0.86 | 0.83 | 0.69 | 3.70 | 2.30 | 1.49 | 2.37 | 1.55 | 0.49 | 0.52 | 3.70 | |||||||||||||
2019 | 0.42 | 0.59 | 1.59 | 2.56 | b | 1.68 | 1.21 | 1.40 | 1.54 | f | 4.28 | 0.78 | 0.34 | 0.89 | 4.28 | h | ||||||||||
2020 | 0.79 | 0.37 | 1.36 | 0.39 | 2.01 | 1.73 | 2.23 | 0.74 | 0.52 | 0.40 | 0.61 | 0.32 | 2.23 | |||||||||||||
2021 | 0.21 | 0.22 | 0.86 | 0.70 | 0.82 | 1.05 | 0.79 | 3.10 | h | 1.67 | 1.28 | 0.31 | 0.72 | 3.10 | h | |||||||||||
2022 | 0.34 | 0.05 | 0.16 | 0.51 | 1.92 | 0.54 | 0.90 | 0.49 | 0.50 | 0.60 | 0.56 | 0.59 | 1.92 | |||||||||||||
2023 | 1.19 | 0.63 | 0.28 | 0.70 | 1.25 | 0.97 | 1.47 | 1.19 | e | 0.37 | 2.14 | 0.01 | 2.00 | a | 2.14 | f | ||||||||||
2024 | 0.52 | 0.21 | 0.00 | k | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.32 | 0.39 | 0.79 | 1.01 | 1.21 | 1.56 | 1.25 | 1.43 | 1.28 | 0.97 | 0.64 | 0.45 | 2.49 | |||||||||||||
S.D. | 0.29 | 0.35 | 0.50 | 0.63 | 0.85 | 0.88 | 0.73 | 0.93 | 0.98 | 0.78 | 0.56 | 0.37 | 0.80 | |||||||||||||
SKEW | 1.45 | 1.64 | 0.61 | 1.52 | 1.61 | 0.75 | 0.46 | 1.03 | 1.68 | 1.28 | 1.68 | 1.56 | 0.57 | |||||||||||||
MAX | 1.20 | 1.60 | 2.00 | 3.15 | 3.78 | 3.90 | 2.95 | 4.40 | 4.40 | 3.97 | 3.00 | 2.00 | 4.40 | |||||||||||||
MIN | 0.00 | 0.01 | 0.15 | 0.12 | 0.17 | 0.19 | 0.10 | 0.25 | 0.24 | 0.02 | 0.00 | 0.00 | 1.22 | |||||||||||||
YRS | 48 | 49 | 47 | 47 | 48 | 46 | 48 | 45 | 49 | 49 | 49 | 48 | 31 |