YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1990 | ----- | z | ----- | z | 0.10 | 0.45 | 0.60 | 0.42 | 0.23 | 0.41 | 0.02 | 0.25 | 0.18 | 0.04 | q | ----- | z | |||||||||
1991 | 0.05 | d | 0.03 | a | 0.19 | d | 0.16 | a | 0.73 | 0.09 | 0.20 | 0.05 | 0.13 | 0.45 | 0.31 | e | 0.23 | c | 0.73 | r | ||||||
1992 | 0.12 | d | 0.20 | b | 0.18 | 0.12 | 0.18 | 0.61 | 0.23 | 0.00 | 0.04 | 0.28 | a | 0.44 | e | 0.26 | 0.61 | l | ||||||||
1993 | 0.40 | g | 0.15 | d | 0.83 | b | 1.01 | 0.18 | 0.78 | 0.59 | a | 0.31 | a | 0.00 | ----- | z | 0.88 | c | 0.44 | ----- | z | |||||
1994 | 0.35 | c | 0.14 | a | 0.11 | ----- | z | 0.31 | 0.12 | 0.00 | 0.00 | 0.02 | 0.82 | 0.51 | c | 0.28 | c | ----- | z | |||||||
1995 | 0.64 | h | 0.09 | a | 0.22 | 0.39 | a | 0.84 | a | 0.62 | 0.32 | 0.22 | 0.00 | 0.20 | 0.68 | c | 0.45 | e | 0.84 | s | ||||||
1996 | 0.34 | a | 0.41 | a | 0.28 | 0.22 | 0.56 | 0.08 | 0.05 | 0.04 | 0.30 | 0.17 | 0.50 | a | 0.64 | f | 0.64 | i | ||||||||
1997 | 0.99 | c | 0.00 | c | 0.05 | a | 0.10 | b | 0.50 | b | 0.16 | a | 0.36 | a | 0.13 | c | 0.42 | a | 0.03 | 0.55 | a | 0.42 | a | 0.99 | s | |
1998 | 0.68 | d | 0.41 | d | 0.35 | b | 0.56 | 0.81 | d | 0.20 | a | 0.51 | c | 0.02 | 0.42 | a | 0.00 | 0.14 | d | 0.46 | e | ----- | z | |||
1999 | 0.32 | c | 0.24 | d | 0.12 | a | 0.23 | a | 0.30 | a | 0.38 | 0.04 | 0.21 | 0.00 | 0.20 | a | 0.05 | d | ----- | z | ----- | z | ||||
2000 | 0.22 | k | 0.44 | d | 0.53 | b | 0.36 | b | 0.22 | a | 0.22 | a | 0.00 | 0.00 | 0.38 | c | 0.55 | 0.54 | c | 0.06 | ----- | z | ||||
2001 | 0.87 | x | 0.06 | 0.17 | 0.43 | b | 0.12 | 0.05 | a | 0.34 | a | 0.00 | 0.00 | 0.27 | 0.51 | d | 0.17 | b | ----- | z | ||||||
2002 | 0.27 | e | 0.05 | 0.23 | c | 0.40 | a | 0.00 | 0.01 | 0.07 | b | 0.02 | b | 0.19 | 0.04 | 0.07 | b | 0.83 | g | 0.83 | v | |||||
2003 | 0.46 | e | 0.33 | f | 0.41 | b | 0.10 | 0.38 | g | 0.06 | 0.23 | 0.35 | a | 0.05 | 0.00 | 0.16 | b | 0.51 | e | ----- | z | |||||
2004 | 0.44 | e | 0.29 | 0.02 | 0.18 | 0.54 | b | 0.21 | 0.52 | a | 0.22 | a | 0.31 | a | 0.58 | b | 0.36 | a | 0.30 | 0.58 | m | |||||
2005 | 0.04 | e | 0.18 | b | 0.64 | d | 0.29 | d | 0.53 | i | 0.59 | d | 0.10 | b | 0.00 | 0.00 | a | 0.78 | b | 0.55 | h | 1.01 | h | ----- | z | |
2006 | 0.68 | h | 0.20 | 0.36 | h | 0.55 | d | 0.30 | g | 0.23 | d | 0.26 | e | 0.04 | 0.42 | 0.23 | c | 0.27 | j | 0.65 | r | ----- | z | |||
2007 | 0.13 | b | 0.30 | d | 0.07 | b | 0.30 | e | 0.16 | 1.10 | d | 0.00 | 0.11 | b | 0.81 | c | 0.19 | b | 0.39 | d | 0.33 | f | ----- | z | ||
2008 | 0.15 | g | 0.13 | e | 0.16 | b | 0.07 | a | 0.22 | c | 0.63 | e | 0.00 | 0.01 | 0.87 | b | 0.28 | b | 0.35 | d | 0.36 | i | ----- | z | ||
2009 | 0.55 | c | 0.40 | 0.21 | 0.15 | 0.53 | 1.25 | 0.00 | 0.24 | 0.00 | 0.34 | 0.42 | 0.50 | 1.25 | c | |||||||||||
2010 | 0.63 | 0.55 | 0.22 | 0.14 | 0.22 | 0.58 | 0.00 | 0.52 | 0.00 | 0.33 | 0.26 | 0.66 | 0.66 | |||||||||||||
2011 | 0.56 | 0.31 | 0.49 | 0.32 | 0.43 | 0.28 | 0.09 | 0.11 | 0.31 | 0.46 | 0.26 | 0.61 | 0.61 | |||||||||||||
2012 | 0.35 | c | 0.12 | c | 0.22 | c | 0.39 | 0.23 | 0.12 | a | 0.00 | 0.00 | 0.06 | 0.28 | c | 0.42 | 0.22 | 0.42 | m | |||||||
2013 | 0.20 | 0.14 | 0.02 | 0.27 | 0.26 | 0.36 | 0.03 | 0.05 | 0.48 | c | 1.27 | l | 0.42 | o | 0.05 | ----- | z | |||||||||
2014 | 0.19 | 0.58 | g | 0.40 | w | ----- | z | 0.33 | 0.22 | 0.15 | 0.23 | 1.06 | 0.19 | 0.65 | 0.87 | ----- | z | |||||||||
2015 | 0.26 | 0.38 | 0.12 | 0.25 | 0.21 | 0.06 | 0.25 | 0.10 | 0.00 | 1.53 | 0.36 | 0.26 | 1.53 | |||||||||||||
2016 | 0.27 | 0.22 | 0.40 | 0.36 | a | 0.75 | 0.12 | 0.99 | f | 0.00 | b | 0.13 | u | 0.35 | 0.06 | a | 0.41 | a | ----- | z | ||||||
2017 | 0.86 | 0.45 | 1.16 | e | 0.71 | 0.52 | 0.40 | a | 0.00 | a | 0.00 | 0.18 | 0.28 | 0.49 | b | 0.41 | 1.16 | i | ||||||||
2018 | 0.59 | 0.10 | 0.30 | d | 0.32 | 0.46 | 0.69 | b | 0.00 | l | 0.03 | 0.00 | 0.47 | 0.25 | 0.33 | a | 0.69 | s | ||||||||
2019 | 0.95 | b | 0.90 | 0.22 | 0.40 | 1.20 | 0.12 | 0.00 | 0.38 | 0.55 | 0.38 | 0.00 | 0.20 | 1.20 | b | |||||||||||
2020 | 0.64 | 0.35 | 0.31 | 0.16 | 1.10 | 0.78 | 0.00 | 0.09 | 0.00 | 0.31 | 0.50 | 0.28 | 1.10 | |||||||||||||
2021 | 0.22 | 0.88 | 0.40 | 0.06 | 0.58 | 0.44 | 0.00 | 0.64 | 0.18 | 0.62 | 0.19 | 0.47 | 0.88 | |||||||||||||
2022 | 0.95 | 0.15 | 0.27 | 0.13 | 0.45 | 1.06 | 0.00 | 0.44 | 0.23 | 0.40 | 0.40 | 0.80 | 1.06 | |||||||||||||
2023 | 0.77 | 0.00 | 0.42 | 0.16 | 0.54 | 0.35 | 0.00 | 0.75 | 0.82 | 0.25 | 0.48 | 0.47 | 0.82 | |||||||||||||
2024 | 0.45 | 0.38 | 0.40 | d | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.45 | 0.27 | 0.30 | 0.30 | 0.45 | 0.39 | 0.14 | 0.17 | 0.25 | 0.36 | 0.37 | 0.39 | 1.01 | |||||||||||||
S.D. | 0.28 | 0.22 | 0.24 | 0.20 | 0.28 | 0.33 | 0.18 | 0.20 | 0.30 | 0.29 | 0.20 | 0.20 | 0.30 | |||||||||||||
SKEW | 0.46 | 1.32 | 1.79 | 1.50 | 0.84 | 0.99 | 1.09 | 1.30 | 1.19 | 2.14 | 0.17 | 0.54 | 0.21 | |||||||||||||
MAX | 0.99 | 0.90 | 1.16 | 1.01 | 1.20 | 1.25 | 0.59 | 0.75 | 1.06 | 1.53 | 0.88 | 0.87 | 1.53 | |||||||||||||
MIN | 0.04 | 0.00 | 0.02 | 0.06 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 0.61 | |||||||||||||
YRS | 28 | 32 | 33 | 32 | 31 | 34 | 32 | 34 | 33 | 32 | 31 | 26 | 9 |