YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.05 | 0.05 | k | |
1973 | 0.84 | 1.16 | 1.31 | 0.04 | 0.15 | 0.00 | 0.00 | 0.05 | 0.00 | 0.06 | 0.15 | 0.03 | 3.79 | |||||||||||||
1974 | 1.21 | 0.02 | 0.58 | 0.00 | 0.04 | 0.00 | 0.26 | 0.02 | 0.12 | 0.54 | 0.14 | 0.70 | 3.63 | |||||||||||||
1975 | 0.00 | 0.27 | 0.37 | 0.39 | 0.17 | 0.01 | 0.00 | 0.00 | 0.33 | 0.00 | 0.03 | 0.00 | 1.57 | |||||||||||||
1976 | 0.00 | 1.67 | 0.00 | 0.40 | 0.41 | 0.00 | 0.03 | 0.00 | 2.20 | 0.79 | 0.01 | 0.12 | 5.63 | |||||||||||||
1977 | 0.36 | 0.00 | 0.13 | 0.00 | 1.22 | 0.00 | 0.02 | 2.25 | 0.05 | 0.13 | 0.02 | 1.13 | 5.31 | |||||||||||||
1978 | 1.50 | 1.42 | 2.17 | 0.23 | 0.07 | 0.00 | 0.00 | 0.00 | 0.00 | 0.34 | 2.00 | a | 0.60 | 8.33 | ||||||||||||
1979 | 1.55 | 0.84 | 1.54 | 0.00 | 0.13 | 0.00 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 4.08 | |||||||||||||
1980 | 2.96 | 2.70 | 1.09 | 0.33 | 0.28 | 0.10 | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 7.46 | a | |||||||||||
1981 | 0.33 | 0.24 | 0.77 | 0.13 | 0.78 | 0.00 | 0.00 | 1.20 | 0.15 | 0.22 | 0.92 | 0.00 | 4.74 | |||||||||||||
1982 | 0.37 | 0.60 | 1.80 | 0.50 | 0.55 | 0.00 | 0.20 | 0.40 | 0.35 | 0.00 | 1.30 | 0.80 | 6.87 | |||||||||||||
1983 | 1.00 | 1.60 | 2.90 | 0.30 | 0.00 | 0.00 | 0.00 | 2.30 | a | 0.00 | 0.37 | 0.25 | 0.70 | 9.42 | ||||||||||||
1984 | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.15 | 1.40 | 0.13 | 0.00 | 1.00 | 2.91 | 6.59 | a | |||||||||||
1985 | 0.30 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.10 | 0.00 | 0.00 | 0.00 | 0.92 | 0.25 | 1.57 | |||||||||||||
1986 | 0.20 | 0.65 | 1.52 | 0.06 | 0.00 | 0.00 | 0.00 | 0.11 | 0.13 | ----- | z | 1.20 | 1.00 | 4.87 | a | |||||||||||
1987 | 1.27 | 0.00 | 0.94 | 0.21 | 1.30 | 0.30 | ----- | z | 0.00 | 0.70 | 1.09 | 0.46 | 0.79 | 7.06 | a | |||||||||||
1988 | 0.60 | 0.26 | 0.26 | 1.45 | 0.00 | 0.00 | 0.20 | 1.34 | 0.00 | 0.00 | 0.00 | ----- | z | 4.11 | a | |||||||||||
1989 | 0.70 | 0.16 | 0.20 | 0.00 | a | 0.77 | 0.00 | 0.00 | 0.50 | 0.10 | 0.03 | 0.00 | 0.00 | 2.46 | ||||||||||||
1990 | 0.38 | 0.35 | 0.00 | 0.00 | 0.18 | 0.35 | 0.93 | 0.00 | 0.30 | 0.00 | 0.10 | 0.13 | 2.72 | |||||||||||||
1991 | 0.14 | 0.90 | 2.07 | 0.00 | 0.00 | 0.16 | 1.00 | 0.00 | 0.30 | 0.05 | 0.00 | 0.65 | 5.27 | |||||||||||||
1992 | 0.81 | 1.51 | 3.38 | 0.00 | 1.05 | ----- | z | ----- | z | 0.00 | 0.00 | 0.44 | 0.00 | 1.65 | 8.84 | b | ||||||||||
1993 | 2.04 | 3.74 | 0.38 | 0.00 | 0.00 | 0.14 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.20 | 6.75 | |||||||||||||
1994 | 0.11 | 0.53 | ----- | z | 0.36 | 0.00 | 0.00 | 0.05 | 0.00 | 0.09 | 0.00 | ----- | z | 1.33 | 2.47 | b | ||||||||||
1995 | 3.36 | 0.85 | 0.45 | 0.17 | 0.28 | 0.00 | 0.00 | 0.45 | 0.00 | 0.00 | 0.00 | 0.00 | 5.56 | |||||||||||||
1996 | 0.15 | 0.92 | 0.00 | 0.00 | 0.30 | 0.00 | 0.00 | 0.25 | 0.00 | 0.25 | 0.70 | 0.17 | 2.74 | |||||||||||||
1997 | 0.62 | ----- | z | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.88 | ----- | z | 0.00 | 0.50 | 3.00 | c | |||||||||
1998 | 0.00 | 3.84 | 1.83 | 0.10 | 0.75 | 0.00 | 1.20 | 0.20 | ----- | z | 0.00 | 0.00 | 0.00 | 7.92 | a | |||||||||||
1999 | 0.37 | 0.02 | 0.00 | 2.36 | 0.00 | 0.00 | 0.36 | 0.00 | 0.42 | 0.00 | 0.00 | 0.00 | 3.53 | |||||||||||||
2000 | 0.39 | 1.87 | 0.77 | 0.05 | 0.00 | ----- | z | 0.00 | 0.02 | 0.00 | 0.08 | 0.00 | 0.00 | 3.18 | a | |||||||||||
2001 | 0.79 | 1.80 | 0.00 | 0.08 | 0.00 | ----- | z | ----- | z | 0.00 | 0.00 | 0.09 | 0.06 | ----- | z | 2.82 | c | |||||||||
2002 | 0.00 | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.24 | 0.10 | 0.34 | a | |||||||||||
2003 | 0.06 | 1.43 | ----- | z | 1.01 | ----- | z | 0.00 | ----- | z | 0.30 | 0.00 | 0.00 | 0.74 | 1.04 | 4.58 | c | |||||||||
2004 | 0.00 | 1.92 | 0.00 | 0.00 | 0.00 | 0.00 | ----- | z | ----- | z | 0.00 | 4.85 | w | ----- | z | 1.21 | 3.13 | d | ||||||||
2005 | 2.63 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.07 | 0.57 | 0.68 | ----- | z | 0.25 | 4.20 | f | ||||||
2006 | ----- | z | 0.26 | 0.83 | ----- | z | 0.00 | 0.06 | 2.26 | e | 0.00 | 0.02 | 0.50 | 0.00 | 0.02 | 3.95 | b | |||||||||
2007 | 0.00 | 0.01 | 0.00 | 0.16 | 0.00 | 0.00 | 0.00 | 0.01 | 2.00 | 0.00 | 0.51 | 0.35 | a | 3.04 | ||||||||||||
2008 | 0.72 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.30 | 1.03 | 2.06 | |||||||||||||
2009 | 0.13 | 1.07 | 0.00 | a | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.52 | 1.72 | ||||||||||||
2010 | 1.80 | 1.62 | 0.00 | 0.00 | 0.05 | 0.00 | 0.00 | 0.06 | 0.00 | 0.10 | p | 0.18 | 1.36 | 5.07 | a | |||||||||||
2011 | 0.26 | m | ----- | z | 0.00 | q | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.77 | 0.98 | 0.74 | 0.23 | 0.24 | 0.03 | 0.24 | 0.30 | 0.27 | 0.17 | 0.33 | 0.53 | 4.32 | |||||||||||||
S.D. | 0.87 | 1.00 | 0.92 | 0.47 | 0.37 | 0.08 | 0.51 | 0.60 | 0.56 | 0.27 | 0.48 | 0.63 | 2.22 | |||||||||||||
SKEW | 1.48 | 1.27 | 1.24 | 3.20 | 1.64 | 2.75 | 2.51 | 2.32 | 2.64 | 1.80 | 1.72 | 1.69 | 0.68 | |||||||||||||
MAX | 3.36 | 3.84 | 3.38 | 2.36 | 1.30 | 0.35 | 2.26 | 2.30 | 2.20 | 1.09 | 2.00 | 2.91 | 9.42 | |||||||||||||
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 | 1.57 | |||||||||||||
YRS | 36 | 35 | 34 | 36 | 36 | 34 | 32 | 37 | 37 | 34 | 35 | 37 | 21 |