YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.56 | 0.25 | 0.00 | 0.81 | i | |||
1956 | 0.17 | 0.45 | 0.00 | 0.81 | 0.37 | 1.68 | 0.18 | 0.55 | 0.00 | 0.73 | 0.00 | 0.42 | 5.36 | |||||||||||||
1957 | 0.15 | 1.68 | 0.00 | 0.50 | 2.39 | 0.44 | 1.93 | 0.40 | 0.17 | 2.76 | 0.82 | 0.27 | 11.51 | |||||||||||||
1958 | 1.65 | 1.10 | 0.56 | 0.61 | 2.42 | 2.12 | 1.19 | 2.00 | 0.35 | f | 1.63 | 0.68 | 0.00 | 13.96 | a | |||||||||||
1959 | 0.00 | 0.32 | 0.08 | 0.74 | 3.09 | 1.31 | 2.35 | 0.69 | 0.14 | 2.42 | 0.46 | 0.88 | 12.48 | |||||||||||||
1960 | 1.53 | 0.50 | 0.14 | 0.40 | 0.66 | 1.74 | 2.35 | 2.14 | 0.97 | 1.94 | 0.36 | 1.98 | 14.71 | |||||||||||||
1961 | 1.30 | 0.23 | 1.15 | 0.00 | 1.37 | 1.28 | 2.23 | 0.03 | 0.30 | a | 0.07 | 1.33 | 0.35 | 9.64 | ||||||||||||
1962 | 0.15 | 0.00 | 0.46 | 1.73 | 0.52 | 1.28 | 3.17 | 0.30 | 4.47 | 0.53 | 0.00 | 0.67 | 13.28 | |||||||||||||
1963 | 0.00 | 0.53 | 0.00 | 0.82 | 2.83 | 1.36 | 0.00 | 0.75 | m | 1.07 | q | 0.17 | m | 1.18 | k | 0.34 | 5.88 | d | ||||||||
1964 | 0.15 | 0.00 | 0.36 | 0.03 | 0.20 | 0.47 | 0.71 | 0.40 | 2.05 | 0.26 | 0.14 | 0.35 | 5.12 | |||||||||||||
1965 | 0.06 | 1.94 | 0.02 | 0.51 | 2.97 | 1.33 | 0.07 | 1.91 | 0.00 | u | 1.15 | 0.05 | 0.28 | 10.29 | a | |||||||||||
1966 | 0.35 | 0.20 | 0.27 | 1.12 | 1.79 | 1.71 | 0.46 | 2.42 | 1.11 | v | 1.20 | 0.00 | 0.00 | 9.52 | a | |||||||||||
1967 | 0.00 | 0.02 | 0.11 | 0.16 | 0.25 | 2.56 | 2.08 | 0.18 | ----- | z | 0.06 | 0.51 | 0.73 | 6.66 | a | |||||||||||
1968 | 0.77 | 1.07 | 1.61 | 1.31 | 0.94 | 2.53 | 1.27 | ----- | z | 1.98 | 0.83 | 3.01 | 0.21 | 15.53 | a | |||||||||||
1969 | 0.02 | 0.88 | ----- | z | 5.63 | 2.44 | 1.70 | 0.03 | 0.16 | 1.14 | 3.05 | 1.28 | 0.56 | 16.89 | a | |||||||||||
1970 | 0.00 | 1.42 | 2.46 | 0.00 | 0.14 | 1.63 | 0.55 | 1.39 | 1.32 | 0.70 | 0.00 | 0.14 | 9.75 | |||||||||||||
1971 | 0.00 | 0.00 | 0.00 | 0.78 | 1.32 | 0.46 | 3.64 | ----- | z | ----- | z | ----- | z | 0.01 | 0.25 | 6.46 | c | |||||||||
1972 | 0.00 | 0.20 | 0.00 | 0.05 | 1.69 | 3.99 | 0.24 | 2.13 | 3.39 | 2.04 | 0.17 | 0.07 | 13.97 | |||||||||||||
1973 | 0.32 | c | 1.79 | 0.69 | 1.19 | 0.56 | 0.09 | 4.21 | 0.28 | 1.17 | 1.30 | 0.01 | 0.00 | 11.61 | ||||||||||||
1974 | 0.70 | 0.00 | 0.11 | 2.26 | 0.15 | 2.29 | 0.34 | 3.75 | 5.58 | 1.58 | 0.11 | 0.55 | 17.42 | |||||||||||||
1975 | 0.86 | 0.87 | 0.00 | 0.00 | 3.16 | 0.57 | 3.92 | 0.51 | 5.10 | 0.24 | 0.87 | 0.67 | 16.77 | |||||||||||||
1976 | 0.00 | 0.02 | 0.17 | 0.66 | 1.27 | 0.83 | 2.47 | 1.60 | 2.73 | 1.24 | 0.48 | 0.00 | 11.47 | |||||||||||||
1977 | 0.48 | 0.35 | 0.74 | 0.67 | 0.49 | 1.21 | 2.18 | 0.37 | 0.14 | 1.40 | 0.00 | 0.35 | 8.38 | |||||||||||||
1978 | 0.15 | 0.75 | 0.00 | 0.08 | 2.71 | 1.33 | 0.94 | 0.93 | 4.15 | 3.78 | 1.04 | 0.00 | 15.86 | |||||||||||||
1979 | ----- | z | 0.06 | 0.55 | 0.00 | 1.31 | a | 2.43 | 1.36 | 1.22 | 0.91 | 0.70 | 0.00 | 2.07 | 10.61 | a | ||||||||||
1980 | 0.33 | 0.07 | 0.00 | 0.40 | 0.65 | 2.64 | 0.08 | 2.35 | 7.58 | 0.24 | 0.70 | 1.15 | 16.19 | |||||||||||||
1981 | 0.79 | 0.20 | 1.22 | 2.52 | 1.27 | 0.65 | 0.10 | 0.90 | 2.47 | 3.38 | 0.00 | 0.00 | 13.50 | |||||||||||||
1982 | 0.10 | f | 0.16 | d | 0.00 | 0.86 | 4.13 | 1.09 | 0.70 | 1.26 | 0.40 | 0.07 | 0.84 | 1.50 | 11.01 | a | ||||||||||
1983 | 0.91 | 0.51 | 0.23 | 0.00 | 1.41 | 0.60 | 0.00 | 0.14 | 0.00 | 2.19 | 3.56 | 0.20 | 9.75 | |||||||||||||
1984 | 0.39 | 0.08 | 0.00 | 0.00 | 4.98 | 2.34 | 0.23 | 1.70 | 2.18 | 2.39 | 2.25 | 0.97 | 17.51 | |||||||||||||
1985 | 0.31 | 1.05 | 0.93 | 0.00 | 1.67 | 1.89 | 1.28 | 0.29 | 2.16 | 1.58 | 0.22 | 0.00 | 11.38 | |||||||||||||
1986 | 0.22 | 0.21 | 0.00 | 0.12 | m | 3.63 | 2.64 | 0.87 | 4.42 | 5.80 | 3.02 | 1.03 | 2.78 | 24.62 | a | |||||||||||
1987 | 0.00 | 1.06 | 1.29 | 1.72 | 7.75 | 2.39 | 0.26 | 0.71 | 1.38 | 0.16 | 0.00 | 0.11 | 16.83 | |||||||||||||
1988 | 0.00 | 0.77 | 1.04 | a | 0.03 | 3.27 | 0.56 | 2.41 | 0.61 | 3.98 | 0.01 | 0.00 | 0.31 | 12.99 | ||||||||||||
1989 | 0.25 | 1.56 | 0.28 | 0.17 | 1.24 | 1.94 | 0.08 | 0.63 | 2.76 | 0.25 | 0.03 | 0.10 | 9.29 | |||||||||||||
1990 | 0.12 | 0.82 | 1.16 | 1.10 | 0.50 | 0.60 | 2.59 | 2.20 | 2.63 | 1.64 | 0.78 | 0.50 | 14.64 | |||||||||||||
1991 | 1.55 | 0.00 | 0.00 | 0.00 | 0.78 | 0.67 | 3.19 | 0.97 | 4.92 | 0.22 | 0.97 | 2.76 | 16.03 | |||||||||||||
1992 | 0.80 | 2.19 | y | 0.91 | 0.54 | 7.48 | 1.28 | 1.34 | 1.11 | 0.64 | 0.00 | 0.76 | 0.51 | 15.37 | a | |||||||||||
1993 | 1.16 | 0.92 | 0.03 | 1.42 | 1.88 | 0.66 | 1.78 | 4.30 | 0.64 | 0.97 | 0.05 | 0.00 | a | 13.81 | ||||||||||||
1994 | 1.51 | ----- | z | 0.00 | 0.18 | 0.56 | 0.58 | ----- | z | 1.02 | 2.67 | 1.03 | 1.04 | 0.26 | 8.85 | b | ||||||||||
1995 | 0.65 | 0.84 | 0.39 | 0.45 | 2.70 | 1.12 | 0.12 | 0.87 | 3.41 | 0.25 | 0.00 | 0.55 | 11.35 | |||||||||||||
1996 | 0.24 | 0.00 | 0.18 | 1.26 | 0.01 | 3.24 | 0.54 | 4.67 | 1.16 | 0.11 | 1.41 | 0.00 | 12.82 | |||||||||||||
1997 | 0.25 | 2.09 | 0.05 | 1.76 | 4.88 | 2.77 | 0.40 | 1.78 | 1.48 | 1.67 | 0.55 | 1.50 | 19.18 | |||||||||||||
1998 | 0.09 | 0.51 | 0.79 | 0.00 | 0.07 | 0.46 | 0.69 | 0.77 | 0.35 | 0.93 | 0.95 | 0.68 | 6.29 | |||||||||||||
1999 | 0.43 | 0.00 | 1.67 | 0.01 | 1.35 | 1.22 | 0.12 | 0.51 | 0.09 | 0.12 | 0.00 | 0.10 | 5.62 | |||||||||||||
2000 | 0.00 | 0.00 | 0.26 | 0.16 | 0.48 | 4.35 | 0.00 | 0.00 | 0.00 | 3.19 | 1.06 | 0.33 | 9.83 | |||||||||||||
2001 | 0.81 | 1.37 | 0.83 | 0.24 | 1.26 | 0.11 | 0.00 | 0.77 | 1.06 | 0.01 | 0.54 | 0.08 | 7.08 | |||||||||||||
2002 | 0.23 | 1.11 | 1.21 | 0.36 | 1.52 | 0.28 | 2.23 | 1.01 | 0.93 | 3.61 | 0.42 | 1.00 | 13.91 | |||||||||||||
2003 | 0.10 | 0.97 | 0.43 | 0.04 | 0.75 | 2.66 | 2.30 | 3.79 | 1.40 | 0.79 | 0.07 | 0.00 | 13.30 | |||||||||||||
2004 | 1.97 | 1.07 | 1.83 | 2.64 | 0.03 | 1.70 | 1.60 | 1.42 | 6.40 | 4.16 | 4.14 | b | 0.02 | 26.98 | ||||||||||||
2005 | 0.41 | b | 0.99 | a | 1.07 | b | 0.00 | 3.00 | a | 0.14 | 3.16 | b | 0.85 | a | 0.00 | 3.97 | c | 0.01 | a | 0.80 | 14.40 | |||||
2006 | 0.07 | 0.64 | 1.05 | b | 0.36 | 0.16 | i | 0.30 | 0.41 | a | 4.13 | d | 1.72 | b | 1.23 | c | 0.00 | 1.14 | c | 11.05 | a | |||||
2007 | 3.36 | d | 0.10 | 1.06 | 1.65 | 5.30 | b | 2.38 | i | 1.98 | 3.20 | 1.33 | 0.40 | 0.79 | 0.21 | 19.38 | a | |||||||||
2008 | 0.08 | 0.00 | 0.00 | 0.14 | 0.44 | 0.72 | b | 0.61 | 1.95 | 2.48 | 3.27 | 0.01 | 0.01 | 9.71 | ||||||||||||
2009 | 0.07 | 0.29 | 0.18 | 0.12 | a | 0.67 | e | 3.92 | b | 3.61 | 0.00 | 0.81 | 0.45 | 0.00 | 0.41 | 10.53 | ||||||||||
2010 | 0.91 | 1.11 | 0.29 | 1.86 | a | 0.90 | 1.48 | a | 3.02 | b | 0.68 | 2.37 | 0.00 | 0.00 | 0.00 | 12.62 | ||||||||||
2011 | 0.00 | 0.02 | b | 0.02 | 0.00 | 0.02 | 0.00 | 0.00 | 0.87 | b | 0.47 | b | 0.13 | 0.14 | 1.12 | b | 2.79 | |||||||||
2012 | 1.16 | 0.11 | 0.27 | 0.52 | 3.30 | e | 0.04 | 0.99 | 1.40 | 3.05 | b | 0.54 | b | 0.01 | c | 0.00 | d | 11.39 | ||||||||
2013 | 1.29 | 0.02 | 0.00 | 0.00 | 0.03 | 0.60 | 2.22 | 0.06 | 1.09 | e | ----- | z | ----- | z | ----- | z | 5.31 | c | ||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.52 | 0.59 | 0.49 | 0.71 | 1.81 | 1.44 | 1.35 | 1.36 | 2.03 | 1.29 | 0.59 | 0.52 | 12.31 | |||||||||||||
S.D. | 0.65 | 0.58 | 0.58 | 0.97 | 1.76 | 1.04 | 1.21 | 1.23 | 1.84 | 1.21 | 0.87 | 0.65 | 4.39 | |||||||||||||
SKEW | 1.98 | 0.79 | 1.25 | 2.70 | 1.53 | 0.81 | 0.61 | 1.26 | 1.11 | 0.86 | 2.38 | 1.88 | 0.51 | |||||||||||||
MAX | 3.36 | 2.09 | 2.46 | 5.63 | 7.75 | 4.35 | 4.21 | 4.67 | 7.58 | 4.16 | 4.14 | 2.78 | 26.98 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.79 | |||||||||||||
YRS | 56 | 56 | 57 | 57 | 57 | 57 | 57 | 55 | 52 | 56 | 57 | 58 | 42 |