YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1988 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.45 | 0.25 | 0.50 | ----- | z | |||
1989 | 0.21 | 0.20 | 0.57 | 0.01 | 0.28 | 0.14 | 0.36 | 0.78 | 0.24 | 0.32 | 0.06 | 0.01 | 0.78 | |||||||||||||
1990 | 0.48 | 0.25 | 0.52 | 0.83 | 0.38 | 0.87 | 0.64 | 0.34 | 0.84 | 0.67 | 0.03 | 0.32 | 0.87 | |||||||||||||
1991 | 0.30 | 0.15 | 0.30 | 0.11 | 0.68 | 0.65 | 0.22 | 0.26 | 1.84 | 0.74 | 0.19 | 0.13 | 1.84 | |||||||||||||
1992 | 0.33 | 0.65 | 0.47 | 0.38 | 0.82 | 0.13 | 1.26 | 0.63 | 0.32 | 0.39 | 0.25 | 0.40 | 1.26 | |||||||||||||
1993 | 0.84 | b | 0.77 | 1.21 | 0.70 | 0.92 | 0.10 | 0.12 | 0.35 | 0.03 | 0.60 | 0.49 | 0.31 | 1.21 | b | |||||||||||
1994 | 0.00 | 0.28 | 0.06 | 0.92 | 0.60 | 0.05 | 0.21 | 1.06 | 1.01 | 0.73 | 0.25 | 0.19 | 1.06 | |||||||||||||
1995 | 0.45 | 0.13 | 0.35 | 0.58 | 0.75 | a | 0.75 | 0.42 | b | 0.53 | 1.00 | 0.03 | 0.11 | 0.05 | 1.00 | c | ||||||||||
1996 | 0.45 | a | 0.58 | c | 0.70 | 0.08 | 0.28 | 0.01 | 0.22 | 0.01 | 1.04 | 0.47 | 0.78 | 0.08 | 1.04 | d | ||||||||||
1997 | 0.57 | 0.52 | 0.00 | 0.75 | 0.43 | 1.33 | 0.58 | 0.58 | ----- | z | ----- | z | 0.30 | 0.51 | a | ----- | z | |||||||||
1998 | 0.36 | 0.65 | a | 0.40 | 0.36 | 0.70 | 1.20 | 0.40 | 0.20 | 0.60 | 0.67 | 0.53 | 0.10 | 1.20 | a | |||||||||||
1999 | 0.36 | 0.50 | 0.05 | 0.97 | 0.60 | 0.47 | 1.10 | 0.95 | 0.82 | 0.00 | 0.00 | 0.33 | 1.10 | |||||||||||||
2000 | 0.44 | 0.75 | 0.23 | 0.07 | 0.60 | 0.73 | 0.21 | 0.52 | 0.60 | 1.61 | 0.35 | 0.19 | 1.61 | |||||||||||||
2001 | 0.77 | 0.74 | 0.70 | 0.52 | 0.37 | 0.07 | 0.41 | 0.26 | 0.10 | 0.44 | 0.45 | 0.35 | 0.77 | |||||||||||||
2002 | 0.00 | 0.00 | 0.30 | b | 0.05 | 0.05 | 0.10 | 0.50 | x | 0.20 | 1.50 | 0.30 | c | 0.91 | 0.25 | ----- | z | |||||||||
2003 | 0.10 | 0.51 | 0.70 | 0.27 | 0.37 | 0.35 | 0.66 | 0.47 | 0.22 | 0.30 | 0.47 | ----- | z | ----- | z | |||||||||||
2004 | 0.60 | 0.82 | 0.05 | 0.50 | 0.18 | 0.27 | 0.22 | 0.68 | 0.72 | 3.92 | 0.60 | 0.55 | 3.92 | |||||||||||||
2005 | 0.48 | 0.60 | 0.40 | 0.70 | 0.26 | 1.13 | 0.40 | 0.48 | 0.60 | 0.95 | 0.35 | 0.35 | c | 1.13 | c | |||||||||||
2006 | 0.54 | 0.00 | 0.70 | 0.50 | 0.00 | b | 0.36 | 0.65 | 0.22 | 1.05 | 2.50 | 0.21 | 0.17 | 2.50 | b | |||||||||||
2007 | 0.34 | 0.48 | 0.00 | c | 0.28 | 0.46 | 0.00 | 0.77 | 1.20 | 1.65 | 0.47 | 0.00 | 1.45 | j | 1.65 | m | ||||||||||
2008 | 0.00 | f | 0.00 | n | 0.40 | q | 0.35 | 0.65 | 0.60 | 0.10 | 0.46 | 0.50 | 0.10 | b | 0.63 | a | 0.00 | v | ----- | z | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.40 | 0.45 | 0.41 | 0.45 | 0.47 | 0.47 | 0.47 | 0.51 | 0.77 | 0.78 | 0.34 | 0.27 | 1.42 | |||||||||||||
S.D. | 0.22 | 0.27 | 0.32 | 0.30 | 0.25 | 0.42 | 0.32 | 0.31 | 0.51 | 0.93 | 0.25 | 0.16 | 0.82 | |||||||||||||
SKEW | -0.07 | -0.36 | 0.64 | 0.14 | -0.12 | 0.67 | 1.07 | 0.67 | 0.51 | 2.32 | 0.52 | 0.17 | 2.11 | |||||||||||||
MAX | 0.84 | 0.82 | 1.21 | 0.97 | 0.92 | 1.33 | 1.26 | 1.20 | 1.84 | 3.92 | 0.91 | 0.55 | 3.92 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 0.10 | 0.01 | 0.03 | 0.00 | 0.00 | 0.01 | 0.77 | |||||||||||||
YRS | 19 | 19 | 19 | 20 | 20 | 20 | 19 | 20 | 19 | 20 | 21 | 18 | 15 |