YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.68 | 0.87 | 0.84 | 1.10 | 0.86 | 0.27 | 4.62 | e | |||||||
1981 | 0.36 | 0.19 | 1.21 | 1.03 | 0.36 | 0.40 | 0.64 | 1.24 | 0.85 | 2.20 | 0.22 | 0.10 | 8.80 | |||||||||||||
1982 | 0.38 | a | 0.23 | 0.63 | 0.02 | 0.05 | 0.36 | 0.45 | 1.69 | 1.97 | 0.71 | 0.78 | 0.61 | 7.88 | ||||||||||||
1983 | 0.41 | 0.70 | 1.41 | 0.48 | 1.13 | 0.96 | 1.54 | 1.40 | 0.12 | 1.32 | 1.64 | 0.72 | k | 11.11 | a | |||||||||||
1984 | 0.44 | 0.27 | 1.13 | 2.24 | 0.02 | 1.24 | 1.69 | 0.84 | 0.19 | 2.88 | 0.29 | 0.98 | a | 12.21 | ||||||||||||
1985 | 0.27 | 0.01 | 0.71 | 2.02 | 0.71 | 0.40 | 0.82 | 0.00 | 1.48 | 1.67 | 0.90 | 0.22 | 9.21 | |||||||||||||
1986 | 0.09 | 0.11 | 0.37 | 1.38 | 1.55 | a | 0.16 | 1.58 | 0.90 | 0.67 | 2.11 | 0.92 | 0.60 | 10.44 | ||||||||||||
1987 | 0.26 | 0.40 | 0.92 | 0.41 | 0.45 | 0.00 | 2.39 | 1.47 | 0.28 | a | 1.46 | 1.71 | 0.83 | 10.58 | ||||||||||||
1988 | 0.77 | 0.28 | 0.55 | 0.49 | 1.81 | 0.00 | 0.16 | 1.72 | 0.69 | 0.08 | 0.51 | 0.39 | 7.45 | |||||||||||||
1989 | 0.74 | 0.67 | 0.27 | 0.06 | 0.15 | 0.30 | 0.45 | 1.22 | 0.18 | 0.14 | 0.01 | 0.00 | 4.19 | |||||||||||||
1990 | 0.99 | 0.37 | 1.87 | 0.14 | 0.27 | 0.21 | 0.70 | 0.68 | ----- | z | 0.77 | 0.89 | 0.71 | 7.60 | a | |||||||||||
1991 | 0.27 | d | 0.07 | 1.37 | 0.30 | 0.11 | 0.01 | a | 1.71 | a | 1.81 | 0.74 | 1.04 | 1.12 | 0.88 | 9.43 | ||||||||||
1992 | 0.34 | b | 0.57 | 1.24 | 0.34 | 1.04 | 0.09 | 0.97 | 0.36 | 0.34 | 0.89 | 0.75 | 0.89 | 7.82 | ||||||||||||
1993 | 2.48 | b | 1.67 | 0.75 | 0.45 | 2.30 | 0.05 | 0.10 | 1.36 | 0.27 | 2.97 | 0.40 | 0.10 | a | 12.90 | |||||||||||
1994 | 0.44 | 0.70 | 0.02 | 1.61 | 0.20 | 0.21 | 0.02 | 0.20 | 0.65 | 1.34 | 0.98 | 0.29 | 6.66 | |||||||||||||
1995 | 0.49 | 0.46 | 1.56 | 0.47 | 2.46 | 1.60 | 0.66 | 0.77 | 0.42 | 0.00 | 0.02 | 0.23 | 9.14 | |||||||||||||
1996 | 0.36 | 0.58 | a | 0.61 | 0.54 | 0.75 | 0.14 | 0.23 | 0.15 | 1.42 | 2.08 | 1.19 | 0.11 | b | 8.16 | |||||||||||
1997 | 1.09 | b | 0.36 | 0.36 | 1.10 | 0.59 | 0.48 | 1.06 | 1.21 | 2.15 | 0.83 | 0.37 | 0.33 | a | 9.93 | |||||||||||
1998 | 0.13 | 0.73 | 0.71 | 1.53 | 0.40 | 0.43 | 0.72 | 0.24 | 1.20 | 2.93 | 0.28 | 0.18 | 9.48 | |||||||||||||
1999 | 0.54 | 0.18 | 0.14 | 2.04 | 0.20 | 1.48 | 1.47 | 1.76 | 0.71 | 0.00 | 0.00 | 0.64 | 9.16 | |||||||||||||
2000 | 0.80 | 0.30 | 1.09 | 0.09 | 0.34 | 0.27 | 0.10 | 0.85 | 0.25 | 1.26 | 0.21 | 0.60 | 6.16 | |||||||||||||
2001 | 0.89 | a | 0.76 | 0.76 | 0.51 | 0.81 | 0.23 | 2.05 | 1.33 | 0.07 | 0.30 | 0.79 | 0.50 | 9.00 | ||||||||||||
2002 | 0.24 | 0.00 | 0.13 | 0.02 | 0.17 | 0.44 | 0.28 | 0.38 | 2.48 | 0.80 | 0.47 | a | 0.08 | a | 5.49 | |||||||||||
2003 | 0.11 | 1.19 | 1.03 | 0.01 | a | 1.10 | 0.29 | 0.15 | 0.36 | 0.52 | 0.36 | 0.27 | a | 0.80 | 6.19 | |||||||||||
2004 | 0.16 | a | 0.84 | 0.14 | 2.09 | 0.28 | 0.76 | 0.00 | b | 0.14 | 1.19 | 0.77 | 1.14 | 0.57 | 8.08 | |||||||||||
2005 | 1.50 | 0.92 | 1.47 | 0.10 | 0.13 | 0.78 | 0.30 | 0.83 | 1.19 | 0.89 | 0.37 | 0.10 | a | 8.58 | ||||||||||||
2006 | 0.39 | 0.01 | 0.98 | 0.04 | 0.01 | 0.11 | 1.87 | 2.03 | 2.25 | 4.86 | 0.49 | 0.37 | 13.41 | |||||||||||||
2007 | 0.78 | a | 0.22 | 0.25 | 1.29 | 0.52 | 0.01 | 2.15 | 1.85 | 0.85 | 0.20 | 0.01 | a | 1.65 | a | 9.78 | ||||||||||
2008 | 0.39 | 0.75 | 0.37 | 0.63 | 0.54 | 0.42 | a | 0.14 | a | 0.47 | 0.39 | 0.39 | 0.86 | 0.89 | b | 6.24 | ||||||||||
2009 | 0.18 | 0.07 | a | 0.21 | 0.45 | 1.60 | a | 1.03 | 0.11 | a | 0.20 | 0.24 | 0.95 | 0.12 | 0.81 | b | 5.97 | |||||||||
2010 | 1.11 | 1.27 | 1.28 | a | 0.34 | 0.32 | 0.27 | 0.51 | 1.43 | 0.52 | 0.91 | 0.41 | 1.23 | a | 9.60 | |||||||||||
2011 | 0.00 | a | 0.12 | 0.10 | 0.90 | 1.01 | 0.23 | 1.70 | 0.87 | a | 0.54 | 1.08 | 0.77 | 0.18 | 7.50 | |||||||||||
2012 | 0.15 | 0.20 | 0.14 | 0.51 | 0.00 | 0.00 | 0.45 | 0.69 | 0.13 | 0.80 | 0.16 | 0.64 | c | 3.87 | ||||||||||||
2013 | 0.71 | 0.29 | 0.01 | 0.71 | 0.45 | 0.00 | 0.85 | 1.22 | 2.50 | 1.21 | j | 0.92 | 0.62 | 8.28 | a | |||||||||||
2014 | 0.18 | 0.33 | 0.25 | 0.89 | 2.48 | 0.02 | 1.55 | 2.75 | 2.68 | 0.14 | 0.24 | 0.56 | 12.07 | |||||||||||||
2015 | 0.89 | 0.08 | 0.32 | 1.57 | 1.27 | 1.83 | 1.63 | 0.53 | 0.70 | 2.37 | b | 1.30 | 0.59 | 13.08 | ||||||||||||
2016 | 0.42 | 0.68 | 0.57 | 1.20 | 0.70 | 0.00 | 1.02 | 1.49 | 0.75 | 0.62 | 0.54 | 0.26 | 8.25 | |||||||||||||
2017 | 1.37 | 0.27 | a | 0.16 | 0.18 | a | 0.79 | 0.00 | 2.49 | a | 0.13 | 0.98 | 0.61 | 0.04 | 0.85 | 7.87 | ||||||||||
2018 | 0.25 | 1.02 | 0.80 | 0.32 | 0.46 | 0.00 | 0.02 | 1.17 | 0.24 | 2.29 | 0.02 | 0.34 | f | 6.59 | a | |||||||||||
2019 | 0.66 | d | 1.77 | 2.09 | 0.74 | 1.39 | 0.22 | 0.09 | 0.00 | 0.05 | 0.00 | 1.43 | 1.18 | 9.62 | ||||||||||||
2020 | 0.39 | 0.12 | 0.76 | 0.11 | 0.05 | 1.25 | 0.22 | 0.05 | 0.09 | 0.48 | 0.06 | 0.31 | 3.89 | |||||||||||||
2021 | 0.30 | 0.56 | 0.41 | 0.59 | 0.20 | 0.14 | 1.17 | 1.68 | 0.97 | 1.77 | 0.00 | 0.91 | 8.70 | |||||||||||||
2022 | 0.36 | 0.31 | 1.39 | 0.25 | 0.04 | 0.33 | 0.70 | 1.70 | 0.68 | 1.85 | 1.09 | 0.86 | 9.56 | |||||||||||||
2023 | 1.61 | 0.43 | 1.39 | 0.83 | 0.24 | 0.28 | 0.04 | 0.72 | 0.16 | 0.55 | 0.92 | a | 0.56 | 7.73 | ||||||||||||
2024 | 0.65 | 0.86 | 0.28 | b | 0.00 | t | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.79 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.58 | 0.50 | 0.73 | 0.72 | 0.68 | 0.40 | 0.86 | 0.97 | 0.83 | 1.18 | 0.60 | 0.56 | 8.57 | |||||||||||||
S.D. | 0.48 | 0.42 | 0.54 | 0.63 | 0.67 | 0.47 | 0.73 | 0.65 | 0.72 | 1.01 | 0.47 | 0.36 | 2.35 | |||||||||||||
SKEW | 1.84 | 1.23 | 0.58 | 0.95 | 1.28 | 1.55 | 0.63 | 0.34 | 1.20 | 1.40 | 0.49 | 0.63 | 0.03 | |||||||||||||
MAX | 2.48 | 1.77 | 2.09 | 2.24 | 2.48 | 1.83 | 2.49 | 2.75 | 2.68 | 4.86 | 1.71 | 1.65 | 13.41 | |||||||||||||
MIN | 0.00 | 0.00 | 0.01 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 0.00 | 0.00 | 0.00 | 3.87 | |||||||||||||
YRS | 44 | 44 | 44 | 43 | 43 | 44 | 44 | 44 | 43 | 43 | 44 | 42 | 39 |