YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1989 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.14 | 0.18 | 0.00 | 0.66 | 0.41 | 0.10 | ----- | z | ||||||
1990 | 0.96 | a | 0.23 | a | 0.38 | 0.24 | 0.90 | 0.31 | 0.05 | 0.85 | 0.00 | 0.75 | 1.03 | 0.41 | 1.03 | b | ||||||||||
1991 | 0.15 | 0.23 | 0.57 | 0.17 | 0.98 | 1.50 | 0.11 | 0.51 | 0.72 | 0.29 | 0.65 | 0.26 | 1.50 | |||||||||||||
1992 | 0.37 | 0.30 | 0.19 | 0.35 | 0.00 | 0.70 | 0.79 | 0.12 | 0.10 | 0.40 | 0.41 | 0.52 | 0.79 | |||||||||||||
1993 | 0.32 | a | 0.23 | 0.12 | 0.20 | a | 0.23 | 0.68 | 0.41 | 0.16 | 0.05 | 0.18 | 0.07 | 0.58 | 0.68 | b | ||||||||||
1994 | 0.22 | 0.32 | 0.33 | 0.50 | 0.10 | 0.50 | 0.01 | 0.46 | 0.17 | 0.83 | 0.83 | 0.63 | 0.83 | |||||||||||||
1995 | 0.68 | 0.28 | 0.56 | 0.56 | 0.26 | 0.32 | 0.15 | 0.05 | 0.23 | 0.39 | 1.12 | 0.64 | 1.12 | |||||||||||||
1996 | 0.38 | 0.75 | 0.44 | 0.23 | a | 0.15 | ----- | z | 0.04 | 0.00 | 0.40 | 0.39 | 0.31 | b | 1.57 | ----- | z | |||||||||
1997 | 1.13 | c | 0.45 | 0.36 | 0.42 | 0.27 | 0.66 | 0.22 | 0.28 | 0.30 | 0.77 | 0.38 | a | 0.14 | b | 1.13 | f | |||||||||
1998 | 0.68 | a | 0.75 | a | 0.45 | 0.32 | 0.80 | a | 0.34 | 0.12 | 0.00 | 0.14 | 1.27 | 0.63 | 0.95 | b | 1.27 | e | ||||||||
1999 | 0.64 | 0.52 | a | 0.64 | 0.01 | 0.29 | 0.14 | 0.01 | 0.22 | 0.05 | 0.39 | 0.57 | 0.74 | 0.74 | a | |||||||||||
2000 | 0.43 | 0.71 | 0.26 | 0.07 | 0.20 | 0.05 | 0.16 | 0.00 | 0.19 | 0.26 | 0.33 | 0.39 | a | 0.71 | a | |||||||||||
2001 | 0.16 | a | 0.22 | a | 0.30 | 0.19 | 0.10 | 0.60 | 0.03 | 0.21 | 0.16 | 0.28 | 0.82 | 0.58 | a | 0.82 | c | |||||||||
2002 | 0.40 | 0.54 | 0.18 | 0.42 | 0.11 | 0.12 | 0.48 | 0.17 | 0.03 | y | 0.10 | 0.59 | 1.18 | 1.18 | y | |||||||||||
2003 | 0.59 | a | 0.34 | 0.27 | 0.42 | ----- | z | 0.15 | 0.00 | 0.03 | ----- | z | 0.37 | 0.22 | 0.47 | a | ----- | z | ||||||||
2004 | 0.35 | 0.62 | a | 0.28 | 0.21 | 0.25 | 0.03 | a | 0.10 | 0.31 | 0.09 | a | 0.42 | 0.21 | 0.68 | 0.68 | c | |||||||||
2005 | 0.56 | 0.39 | 0.55 | 0.21 | 1.09 | 0.19 | 0.12 | 0.06 | 0.04 | a | 0.60 | 0.79 | 0.57 | 1.09 | a | |||||||||||
2006 | 0.92 | 0.52 | 0.67 | 0.25 | 0.27 | 0.35 | 0.25 | 0.00 | 0.29 | 0.22 | 1.68 | a | 1.47 | 1.68 | a | |||||||||||
2007 | 0.33 | 0.30 | a | 0.06 | a | 0.06 | 0.73 | 0.10 | 0.33 | 0.07 | a | 0.33 | 0.48 | a | 0.41 | a | 1.65 | b | 1.65 | g | ||||||
2008 | 0.39 | 0.56 | a | 0.48 | b | 0.23 | 0.35 | b | 0.19 | 0.00 | 0.09 | c | 0.01 | 0.41 | h | 0.72 | 0.44 | c | 0.72 | s | ||||||
2009 | 1.11 | 0.26 | b | 0.57 | 0.24 | 0.65 | a | 0.21 | 0.55 | 0.02 | 0.42 | b | 0.55 | a | 0.46 | 0.33 | d | 1.11 | j | |||||||
2010 | 1.03 | c | 1.28 | d | 0.25 | 0.77 | 0.65 | 0.28 | 0.59 | 0.61 | 0.58 | a | 0.36 | b | 0.68 | b | 1.47 | g | 1.47 | s | ||||||
2011 | 0.92 | c | 0.27 | a | 1.19 | g | 0.19 | h | 0.47 | a | 0.19 | a | 0.30 | 0.00 | 0.02 | 0.30 | b | 0.34 | 0.34 | 1.19 | w | |||||
2012 | 0.69 | 0.47 | 0.78 | 0.22 | 0.18 | 0.43 | 0.33 | 0.00 | 0.04 | 0.68 | 0.59 | 0.84 | 0.84 | |||||||||||||
2013 | 0.29 | 0.13 | 0.70 | 0.54 | 1.15 | h | 0.08 | 0.05 | 1.21 | b | 0.77 | 0.10 | 0.21 | 0.25 | 1.21 | j | ||||||||||
2014 | 0.53 | 0.60 | 0.34 | c | 0.09 | 0.06 | 0.33 | 0.20 | 0.48 | 0.15 | 0.98 | 0.53 | 1.05 | 1.05 | c | |||||||||||
2015 | 0.64 | 0.24 | 0.63 | 0.12 | 0.55 | 0.05 | 0.00 | 0.05 | 0.15 | 0.58 | 1.45 | 0.99 | 1.45 | |||||||||||||
2016 | 0.65 | 0.33 | 1.21 | 0.55 | 0.49 | 0.43 | 0.42 | 0.00 | 0.00 | 0.81 | 0.23 | 0.26 | 1.21 | |||||||||||||
2017 | 0.41 | 0.74 | 0.28 | 0.71 | 0.30 | 0.00 | 0.00 | 0.05 | 0.01 | 1.28 | 0.46 | 0.50 | 1.28 | |||||||||||||
2018 | 0.56 | 0.26 | 0.71 | 1.12 | 0.78 | 0.26 | 0.00 | 0.00 | 0.32 | 0.70 | 0.22 | 0.61 | 1.12 | |||||||||||||
2019 | 0.60 | 0.62 | 0.26 | 0.36 | 0.64 | 1.44 | 0.36 | 0.53 | a | 0.42 | 0.23 | 0.22 | 0.61 | 1.44 | a | |||||||||||
2020 | 0.35 | 0.50 | 0.61 | 0.07 | 0.17 | 0.25 | b | 0.00 | 0.00 | 0.50 | 0.65 | 0.54 | 0.53 | 0.65 | b | |||||||||||
2021 | 0.93 | 0.33 | 0.37 | 0.00 | 0.14 | 0.11 | 0.00 | 0.15 | 0.07 | 0.60 | 0.36 | 0.40 | 0.93 | |||||||||||||
2022 | 1.28 | 0.37 | 0.23 | 0.24 | 0.22 | 0.40 | 0.30 | 0.00 | 0.31 | 0.00 | 1.06 | 1.10 | 1.28 | |||||||||||||
2023 | 1.25 | 0.40 | 0.32 | g | 0.38 | 0.10 | 0.50 | 0.14 | 0.20 | 0.45 | 0.60 | 0.49 | 0.65 | 1.25 | g | |||||||||||
2024 | 0.37 | 0.60 | 0.26 | 0.09 | k | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.61 | 0.45 | 0.43 | 0.32 | 0.39 | 0.36 | 0.19 | 0.20 | 0.23 | 0.51 | 0.57 | 0.66 | 1.04 | |||||||||||||
S.D. | 0.31 | 0.23 | 0.23 | 0.24 | 0.30 | 0.35 | 0.20 | 0.27 | 0.21 | 0.30 | 0.36 | 0.39 | 0.30 | |||||||||||||
SKEW | 0.62 | 1.47 | 1.07 | 1.34 | 0.79 | 2.01 | 1.11 | 1.95 | 0.93 | 0.73 | 1.30 | 1.02 | 0.45 | |||||||||||||
MAX | 1.28 | 1.28 | 1.21 | 1.12 | 1.09 | 1.50 | 0.79 | 1.21 | 0.77 | 1.28 | 1.68 | 1.65 | 1.68 | |||||||||||||
MIN | 0.15 | 0.13 | 0.06 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.07 | 0.10 | 0.65 | |||||||||||||
YRS | 35 | 35 | 33 | 33 | 32 | 33 | 35 | 35 | 33 | 34 | 35 | 34 | 22 |