YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1991 | ----- | z | ----- | z | 0.65 | 0.00 | 0.00 | 0.03 | 0.00 | 0.00 | 0.16 | 0.00 | 0.02 | 0.40 | ----- | z | ||||||||||
1992 | ----- | z | ----- | z | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | d | 0.00 | 0.00 | a | 0.00 | ----- | z | ----- | z | ||||||
1993 | 0.74 | 0.85 | e | 0.40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.30 | 0.00 | 0.00 | 0.41 | 0.00 | a | 0.85 | f | ||||||||||
1994 | 0.04 | 0.00 | c | 0.59 | 0.03 | 0.00 | a | 0.00 | 0.03 | 0.00 | 0.00 | 0.00 | 0.00 | 1.02 | 1.02 | d | ||||||||||
1995 | 1.35 | 0.08 | 0.32 | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ----- | z | |||||||||||
1996 | 0.00 | 0.05 | 0.10 | 0.00 | 0.19 | 0.00 | 0.00 | 0.00 | 0.00 | 0.06 | 0.69 | 0.02 | 0.69 | |||||||||||||
1997 | 0.36 | 0.10 | 0.00 | 0.06 | 0.00 | ----- | z | 0.02 | 0.39 | 1.32 | ----- | z | 0.21 | 0.36 | ----- | z | ||||||||||
1998 | 0.30 | ----- | z | 0.15 | ----- | z | 0.00 | 0.00 | 0.02 | 0.38 | 1.62 | 0.00 | 0.20 | 0.00 | ----- | z | ||||||||||
1999 | 0.00 | 0.49 | 0.00 | 0.09 | 0.00 | 0.00 | 0.62 | 0.02 | 0.36 | 0.00 | 0.00 | 0.00 | 0.62 | |||||||||||||
2000 | 0.00 | 0.04 | 0.06 | 0.00 | 0.00 | 0.03 | 0.00 | 0.55 | 0.00 | 0.00 | t | 0.00 | h | 0.00 | m | ----- | z | |||||||||
2001 | 0.00 | n | 0.50 | j | 1.11 | f | 0.10 | a | 0.00 | 0.00 | 0.16 | 0.12 | a | 0.01 | b | 0.01 | a | 0.05 | c | 0.09 | d | ----- | z | |||
2002 | 0.01 | a | 0.00 | 0.04 | 0.00 | 0.00 | 0.00 | 0.03 | 0.00 | 0.34 | 0.07 | 0.48 | 0.05 | 0.48 | a | |||||||||||
2003 | 0.28 | 0.99 | a | 0.91 | 0.09 | 0.00 | 0.00 | 0.19 | 0.16 | 1.04 | a | 0.00 | 0.08 | 0.38 | 1.04 | b | ||||||||||
2004 | 0.02 | c | 0.37 | 0.06 | 0.50 | 0.00 | 0.00 | 0.35 | 0.34 | 0.11 | a | 1.05 | 1.29 | a | 0.13 | 1.29 | e | |||||||||
2005 | 0.54 | f | 1.56 | f | 0.18 | d | 0.00 | a | 0.00 | 0.00 | 0.27 | 1.86 | h | 0.00 | 0.86 | 0.09 | 0.00 | 1.86 | y | |||||||
2006 | 0.00 | 0.10 | 0.17 | 0.00 | 0.00 | 0.03 | 0.09 | 0.42 | 0.17 | 0.72 | a | 0.00 | 0.00 | 0.72 | a | |||||||||||
2007 | 0.22 | 0.04 | 0.11 | 0.00 | 0.00 | 0.00 | 0.22 | 0.10 | 0.20 | 0.00 | 0.28 | 1.08 | 1.08 | |||||||||||||
2008 | 0.68 | 0.19 | 0.00 | 0.00 | 0.17 | 0.00 | 0.05 | 0.47 | 0.00 | 0.00 | 0.51 | 1.05 | 1.05 | |||||||||||||
2009 | 0.23 | 0.84 | 0.00 | 0.00 | 0.01 | 0.04 | 0.01 | 0.45 | 0.00 | 0.00 | 0.01 | 0.35 | 0.84 | |||||||||||||
2010 | 1.15 | 0.34 | 0.00 | b | 0.10 | 0.00 | 0.00 | 0.00 | 0.00 | 0.06 | 0.22 | b | 0.00 | 0.72 | 1.15 | d | ||||||||||
2011 | 0.01 | 1.02 | 0.04 | 0.18 | 0.13 | 0.00 | 0.86 | 0.00 | 0.63 | 0.11 | 0.02 | c | 0.52 | 1.02 | c | |||||||||||
2012 | 0.11 | 0.21 | 0.00 | b | 0.24 | c | 0.00 | 0.00 | 1.25 | 0.51 | b | 0.19 | 0.88 | 0.00 | 0.93 | 1.25 | g | |||||||||
2013 | 0.00 | b | 0.12 | 0.23 | 0.00 | 0.00 | 0.00 | 0.07 | 0.52 | 0.38 | 0.00 | 0.35 | 0.00 | a | 0.52 | c | ||||||||||
2014 | 0.00 | 0.02 | 0.10 | 0.01 | 0.00 | 0.00 | 0.25 | 0.91 | 0.80 | 0.13 | 0.00 | 0.22 | 0.91 | |||||||||||||
2015 | 0.67 | 0.18 | 0.98 | 0.86 | 0.03 | 0.21 | 0.32 | 0.17 | 0.00 | 0.29 | 0.10 | 0.05 | 0.98 | |||||||||||||
2016 | 0.59 | 0.04 | 0.03 | 0.73 | a | 0.13 | 0.00 | 0.00 | 0.23 | 0.17 | 0.22 | 0.15 | 1.12 | 1.12 | a | |||||||||||
2017 | 0.93 | 0.61 | 0.02 | 0.00 | 0.14 | 0.00 | 0.05 | 0.25 | 0.91 | 0.00 | 0.00 | 0.00 | 0.93 | |||||||||||||
2018 | 0.39 | 0.08 | 0.14 | 0.00 | 0.00 | 0.00 | 0.25 | 0.04 | 0.00 | 0.61 | 0.03 | 0.48 | 0.61 | |||||||||||||
2019 | 0.53 | 0.85 | b | 0.63 | 0.11 | 0.00 | 0.00 | 0.00 | 0.00 | 0.23 | 0.00 | 1.08 | a | 0.31 | 1.08 | c | ||||||||||
2020 | 0.07 | 0.35 | 1.35 | 0.08 | b | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.15 | 1.35 | b | |||||||||||
2021 | 0.26 | a | 0.00 | 0.10 | 0.02 | 0.00 | 0.00 | 0.52 | 0.05 | 0.17 | 0.08 | 0.00 | 0.21 | 0.52 | a | |||||||||||
2022 | 0.01 | 0.00 | 0.05 | 0.00 | 0.00 | 0.06 | 0.28 | a | 0.68 | 0.11 | 0.25 | 0.04 | 0.19 | 0.68 | a | |||||||||||
2023 | 0.64 | 0.40 | 0.47 | 0.00 | 0.10 | 0.00 | 0.00 | 0.54 | 0.17 | 0.00 | 0.18 | 0.22 | 0.64 | |||||||||||||
2024 | 0.38 | 0.42 | a | 0.21 | a | 0.00 | l | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.33 | 0.30 | 0.25 | 0.10 | 0.03 | 0.01 | 0.18 | 0.24 | 0.28 | 0.18 | 0.20 | 0.32 | 0.87 | |||||||||||||
S.D. | 0.37 | 0.33 | 0.33 | 0.21 | 0.06 | 0.04 | 0.28 | 0.25 | 0.41 | 0.31 | 0.32 | 0.37 | 0.24 | |||||||||||||
SKEW | 1.11 | 1.00 | 1.73 | 2.60 | 1.81 | 4.33 | 2.27 | 0.78 | 1.86 | 1.73 | 2.14 | 1.07 | -0.02 | |||||||||||||
MAX | 1.35 | 1.02 | 1.35 | 0.86 | 0.19 | 0.21 | 1.25 | 0.91 | 1.62 | 1.05 | 1.29 | 1.12 | 1.35 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.48 | |||||||||||||
YRS | 30 | 29 | 32 | 31 | 33 | 32 | 33 | 32 | 33 | 31 | 32 | 31 | 22 |