YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1990 | ----- | z | 0.15 | 0.12 | 0.16 | 0.09 | 0.48 | 0.25 | 0.02 | 0.14 | 0.05 | 0.00 | 0.00 | ----- | z | |||||||||||
1991 | 0.16 | a | ----- | z | 0.50 | ----- | z | 0.22 | 0.21 | 0.01 | 0.32 | 0.03 | ----- | z | 0.00 | 0.25 | ----- | z | ||||||||
1992 | 0.73 | 1.10 | 1.00 | 0.01 | 0.44 | 0.00 | 0.01 | 0.10 | 0.00 | 0.75 | 0.00 | 0.65 | 1.10 | |||||||||||||
1993 | 0.39 | 1.10 | 0.20 | a | 0.00 | 0.25 | 0.10 | 0.00 | 0.19 | 0.00 | 0.00 | 0.18 | 0.17 | 1.10 | a | |||||||||||
1994 | 0.08 | 0.15 | 0.09 | 0.04 | 0.06 | 0.00 | 0.75 | 0.79 | 0.15 | 0.00 | 0.26 | 0.60 | 0.79 | |||||||||||||
1995 | 0.79 | 0.03 | 0.08 | 0.04 | 0.10 | 0.05 | 0.00 | 0.25 | ----- | z | 0.00 | 0.00 | 0.01 | ----- | z | |||||||||||
1996 | 0.00 | 0.05 | 0.00 | 0.00 | 0.17 | 0.00 | 0.05 | 0.00 | 0.00 | 0.10 | 0.82 | 0.40 | 0.82 | |||||||||||||
1997 | 0.20 | 0.00 | 0.00 | 0.10 | 0.00 | 0.00 | 0.06 | 0.18 | 0.76 | 0.00 | 0.15 | 0.10 | 0.76 | |||||||||||||
1998 | 0.15 | 0.98 | 0.55 | 0.50 | 0.15 | 0.00 | 0.44 | 0.31 | 0.67 | 0.12 | 0.05 | 0.15 | 0.98 | |||||||||||||
1999 | 0.00 | 0.04 | 0.00 | 0.30 | 0.03 | 0.08 | 1.10 | 0.55 | 0.10 | 0.00 | 0.00 | 0.00 | 1.10 | |||||||||||||
2000 | 0.00 | 1.05 | a | 0.21 | 0.00 | 0.04 | 0.11 | 0.00 | 0.40 | 0.00 | 0.90 | 0.00 | 0.00 | 1.05 | a | |||||||||||
2001 | 0.50 | c | 0.95 | 0.22 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.02 | 0.00 | 0.17 | 0.00 | 0.95 | c | |||||||||||
2002 | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | m | 0.00 | 0.00 | a | 0.15 | 0.00 | 0.00 | ----- | z | |||||||||
2003 | 0.00 | 0.80 | 0.66 | 0.02 | 0.00 | 0.00 | 0.15 | 0.37 | a | 0.05 | 0.00 | 0.40 | 0.63 | 0.80 | a | |||||||||||
2004 | 0.00 | 1.03 | 0.15 | 0.72 | 0.00 | 0.07 | 0.00 | 0.06 | 0.03 | a | 0.34 | a | 1.30 | 1.91 | 1.91 | b | ||||||||||
2005 | 0.88 | 0.76 | 0.09 | a | 0.13 | 0.00 | 0.02 | 0.13 | 0.22 | 0.01 | 0.83 | 0.00 | 0.00 | 0.88 | a | |||||||||||
2006 | 0.05 | 0.01 | 0.38 | 0.03 | 0.01 | 0.00 | 0.14 | 0.02 | a | 0.08 | 0.75 | 0.00 | 0.09 | 0.75 | a | |||||||||||
2007 | 0.00 | 0.15 | o | 0.00 | 0.30 | 0.00 | 0.00 | 0.13 | b | 0.50 | a | 0.00 | a | 0.00 | 0.00 | 0.47 | a | 0.50 | t | |||||||
2008 | 0.40 | 0.10 | l | 0.20 | 0.00 | 0.01 | a | 0.00 | p | 0.00 | 0.00 | u | 0.01 | o | 0.14 | 0.60 | a | 0.33 | d | ----- | z | |||||
2009 | 0.08 | 0.85 | 0.00 | 0.00 | b | 0.00 | 0.00 | 0.16 | 0.00 | 0.00 | 0.00 | a | 0.00 | 0.50 | 0.85 | c | ||||||||||
2010 | 0.72 | 0.73 | a | 0.30 | c | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 0.02 | 0.40 | c | 0.00 | 0.67 | 0.73 | g | |||||||||
2011 | 0.01 | 0.17 | 0.10 | 0.01 | 0.01 | 0.00 | 0.55 | 0.03 | 0.80 | 0.66 | 0.02 | 0.11 | 0.80 | |||||||||||||
2012 | 0.20 | 0.10 | 0.02 | 0.15 | 0.00 | 0.00 | 0.05 | 0.47 | 0.90 | 0.98 | 0.00 | 0.40 | 0.98 | |||||||||||||
2013 | 0.32 | 0.00 | 0.44 | 0.02 | 0.00 | 0.00 | 0.71 | 0.36 | 0.24 | 0.00 | 0.68 | 0.05 | 0.71 | |||||||||||||
2014 | 0.00 | 0.08 | 0.25 | 0.00 | 0.00 | 0.00 | 0.16 | 0.31 | 0.39 | 0.00 | a | 0.00 | 0.21 | 0.39 | a | |||||||||||
2015 | 0.51 | 0.39 | 0.28 | 0.10 | 0.03 | 0.00 | 0.00 | 0.13 | 0.00 | 0.43 | 0.14 | 0.00 | 0.51 | |||||||||||||
2016 | 0.24 | a | 0.02 | 0.00 | 0.73 | 0.56 | 0.00 | 0.25 | y | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.26 | 0.44 | 0.22 | 0.13 | 0.08 | 0.04 | 0.19 | 0.22 | 0.18 | 0.26 | 0.18 | 0.30 | 0.91 | |||||||||||||
S.D. | 0.28 | 0.44 | 0.24 | 0.21 | 0.14 | 0.10 | 0.29 | 0.21 | 0.29 | 0.34 | 0.33 | 0.40 | 0.31 | |||||||||||||
SKEW | 0.90 | 0.37 | 1.52 | 1.92 | 2.19 | 3.31 | 1.79 | 0.81 | 1.53 | 0.94 | 2.09 | 2.55 | 1.59 | |||||||||||||
MAX | 0.88 | 1.10 | 1.00 | 0.73 | 0.56 | 0.48 | 1.10 | 0.79 | 0.90 | 0.98 | 1.30 | 1.91 | 1.91 | |||||||||||||
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 | 0.39 | |||||||||||||
YRS | 25 | 24 | 27 | 26 | 27 | 26 | 25 | 25 | 24 | 25 | 26 | 26 | 19 |