YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.05 | ----- | z | |
1974 | 1.05 | 0.00 | 0.77 | 0.00 | 0.02 | 0.00 | 0.07 | 1.28 | 0.00 | 0.12 | 0.00 | 0.30 | 1.28 | |||||||||||||
1975 | 0.05 | 0.06 | 0.11 | 0.42 | 0.02 | 0.00 | 0.04 | 0.00 | 0.05 | 0.01 | 0.00 | 0.11 | 0.42 | |||||||||||||
1976 | 0.00 | 0.81 | 0.07 | 0.10 | 0.16 | 0.00 | 0.42 | 0.00 | 2.17 | 0.13 | 0.00 | 0.06 | 2.17 | |||||||||||||
1977 | 0.67 | 0.00 | 0.38 | 0.10 | 0.42 | 0.00 | 0.00 | 1.40 | 0.69 | 0.05 | 0.00 | 0.94 | 1.40 | |||||||||||||
1978 | 0.87 | 1.30 | 0.48 | 0.12 | 0.25 | 0.00 | 0.00 | 0.03 | 0.09 | 0.10 | 0.15 | 0.21 | 1.30 | |||||||||||||
1979 | 0.54 | 0.63 | 0.55 | 0.00 | 0.01 | 0.00 | 1.19 | 0.22 | 0.00 | 0.00 | 0.00 | 0.00 | 1.19 | |||||||||||||
1980 | ----- | z | 1.21 | a | 0.41 | 0.37 | 0.64 | 0.05 | ----- | z | 0.00 | 0.10 | 0.00 | 0.00 | 0.00 | ----- | z | |||||||||
1981 | 0.26 | 0.18 | 0.90 | 0.00 | 0.61 | 0.00 | 0.00 | 1.10 | 1.90 | 1.51 | 0.26 | 0.00 | 1.90 | |||||||||||||
1982 | 0.46 | 0.81 | 0.77 | 0.12 | 0.00 | 0.00 | 0.30 | 0.72 | 0.80 | 0.00 | 0.58 | 0.56 | 0.81 | |||||||||||||
1983 | 1.32 | 1.04 | a | 1.32 | 0.10 | 0.00 | 0.00 | 0.00 | 1.15 | 0.05 | 0.40 | 0.30 | 0.62 | 1.32 | a | |||||||||||
1984 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.30 | 0.42 | 0.31 | 0.00 | 0.40 | 1.26 | 1.26 | |||||||||||||
1985 | 0.12 | 0.16 | 0.20 | a | 0.00 | 0.10 | 0.00 | 0.00 | 0.00 | 0.40 | 0.00 | 0.78 | 0.10 | 0.78 | a | |||||||||||
1986 | 0.31 | 0.64 | 0.35 | 0.03 | 0.10 | 0.00 | 0.50 | 0.11 | 0.00 | 0.45 | 0.35 | 0.85 | 0.85 | |||||||||||||
1987 | 0.44 | 0.00 | 0.61 | 0.00 | ----- | z | ----- | z | 0.12 | 0.00 | 0.16 | 0.05 | ----- | z | ----- | z | ----- | z | ||||||||
1988 | ----- | z | ----- | z | 0.04 | ----- | z | ----- | z | ----- | z | ----- | z | 1.46 | 0.00 | 0.00 | 0.17 | 0.36 | ----- | z | ||||||
1989 | 0.44 | 0.07 | 0.25 | 0.00 | 0.08 | 0.00 | 0.00 | 0.41 | 0.00 | 0.00 | 0.00 | 0.00 | 0.44 | |||||||||||||
1990 | 0.33 | 0.22 | 0.02 | 0.60 | 0.06 | 0.00 | 0.19 | 0.62 | 0.10 | 0.00 | 0.23 | 0.00 | 0.62 | |||||||||||||
1991 | 0.32 | 1.62 | 1.09 | 0.00 | 0.00 | 0.00 | 0.48 | 0.10 | 0.55 | 0.10 | 0.00 | 0.34 | 1.62 | |||||||||||||
1992 | 0.78 | 1.72 | 1.41 | 0.18 | 0.02 | 0.00 | 0.04 | 0.00 | 0.00 | 0.17 | 0.00 | 0.65 | 1.72 | |||||||||||||
1993 | 0.92 | 2.00 | 0.11 | 0.00 | 0.03 | 0.13 | 0.00 | 0.00 | 0.00 | 0.02 | 0.03 | 0.20 | 2.00 | |||||||||||||
1994 | 0.26 | 0.49 | 0.13 | 0.35 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.13 | 0.01 | 0.59 | 0.59 | |||||||||||||
1995 | 1.40 | 0.16 | 0.50 | 0.20 | 0.17 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.54 | 1.40 | |||||||||||||
1996 | 0.01 | 0.69 | 0.18 | 0.00 | 0.03 | 0.00 | 0.03 | 0.00 | 0.00 | 0.27 | 0.94 | 0.33 | 0.94 | |||||||||||||
1997 | 2.10 | 0.06 | 0.00 | 0.00 | 0.00 | 0.01 | 0.37 | 0.10 | 1.14 | 0.00 | 0.13 | 0.40 | 2.10 | |||||||||||||
1998 | 0.11 | 1.02 | 0.32 | 0.14 | 0.29 | 0.00 | 0.65 | 0.08 | 0.44 | 0.01 | 0.12 | 0.03 | 1.02 | |||||||||||||
1999 | 0.16 | 0.37 | 0.03 | 0.16 | 0.55 | 0.53 | 1.94 | 0.00 | 0.15 | 0.00 | 0.00 | 0.00 | 1.94 | |||||||||||||
2000 | 0.00 | 0.62 | 0.30 | 0.10 | 0.00 | 0.27 | 0.00 | 1.36 | 0.00 | 0.02 | 0.00 | 0.00 | 1.36 | |||||||||||||
2001 | 0.59 | 0.60 | 0.70 | 0.07 | 0.00 | 0.00 | 0.20 | 0.00 | 0.00 | 0.10 | 0.32 | 0.02 | 0.70 | |||||||||||||
2002 | 0.03 | 0.00 | 0.01 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | |||||||||
2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.00 | 0.00 | 0.01 | 0.63 | 0.52 | ----- | z | ||||||
2004 | 0.00 | 0.70 | 0.55 | 0.16 | 0.00 | 0.00 | 0.41 | 0.50 | 0.05 | 1.17 | 3.20 | 1.51 | 3.20 | |||||||||||||
2005 | 1.32 | ----- | z | 0.63 | 0.00 | 0.00 | 0.00 | 0.10 | 0.76 | 0.25 | 0.75 | 0.00 | 0.00 | ----- | z | |||||||||||
2006 | 0.36 | 0.05 | 0.26 | 0.00 | 0.00 | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.51 | 0.57 | 0.42 | 0.11 | 0.12 | 0.03 | 0.24 | 0.37 | 0.29 | 0.18 | 0.29 | 0.34 | 1.32 | |||||||||||||
S.D. | 0.52 | 0.57 | 0.38 | 0.15 | 0.19 | 0.11 | 0.41 | 0.51 | 0.53 | 0.35 | 0.61 | 0.39 | 0.64 | |||||||||||||
SKEW | 1.28 | 0.90 | 1.00 | 1.75 | 1.73 | 3.75 | 2.75 | 1.09 | 2.39 | 2.64 | 3.90 | 1.32 | 0.88 | |||||||||||||
MAX | 2.10 | 2.00 | 1.41 | 0.60 | 0.64 | 0.53 | 1.94 | 1.46 | 2.17 | 1.51 | 3.20 | 1.51 | 3.20 | |||||||||||||
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 | 0.42 | |||||||||||||
YRS | 30 | 30 | 32 | 31 | 30 | 30 | 31 | 32 | 32 | 31 | 30 | 31 | 26 |