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 | 0.05 | w | 1.35 | 2.02 | 3.37 | j | ||
1956 | 2.42 | 0.15 | 0.09 | 0.20 | 1.46 | 0.68 | 0.06 | 0.83 | 0.04 | 3.50 | 0.08 | 0.62 | 10.13 | |||||||||||||
1957 | 1.65 | 1.32 | 2.01 | 1.20 | 2.74 | 0.42 | 0.00 | 0.01 | 0.02 | 1.00 | 0.50 | 1.70 | 12.57 | |||||||||||||
1958 | 1.77 | 1.92 | 0.94 | 1.89 | 1.37 | 0.51 | 0.35 | 0.13 | 0.47 | 0.10 | 0.48 | 0.83 | 10.76 | |||||||||||||
1959 | 1.27 | 1.20 | 0.73 | 0.15 | 1.00 | 0.07 | 0.00 | 0.35 | a | 2.76 | 0.64 | 0.30 | 0.79 | 9.26 | ||||||||||||
1960 | 1.45 | 1.62 | 1.43 | 0.27 | 1.46 | 0.06 | 0.07 | 0.67 | 0.60 | 0.27 | 2.01 | 0.52 | 10.43 | |||||||||||||
1961 | 0.51 | 0.88 | 1.16 | 0.12 | 0.34 | 0.10 | 0.14 | 0.24 | 0.71 | 1.05 | 0.99 | 0.91 | 7.15 | |||||||||||||
1962 | 0.89 | 1.75 | 0.71 | 0.39 | 1.90 | 0.07 | 0.02 | 0.19 | 0.41 | 2.13 | 1.02 | 1.44 | 10.92 | |||||||||||||
1963 | 1.00 | 0.73 | 0.22 | 1.84 | 0.37 | 1.79 | 0.00 | 0.19 | 0.39 | 0.54 | 1.48 | 1.16 | 9.71 | |||||||||||||
1964 | 2.34 | 0.13 | 0.83 | 0.80 | 0.89 | 1.65 | 0.39 | 0.45 | 0.27 | 0.15 | 1.41 | 3.18 | 12.49 | |||||||||||||
1965 | 2.35 | 0.09 | 0.18 | 1.06 | 0.52 | 0.90 | 0.26 | 1.29 | 0.17 | 0.18 | 2.32 | 0.05 | 9.37 | |||||||||||||
1966 | 0.11 | 0.55 | 0.63 | 0.12 | 0.13 | 0.33 | 0.00 | 0.29 | 0.33 | 0.28 | 1.42 | 1.59 | 5.78 | |||||||||||||
1967 | 1.52 | 0.10 | 0.51 | 1.32 | 1.24 | 1.35 | 0.07 | 0.00 | 0.63 | 1.05 | 0.41 | 0.59 | 8.79 | |||||||||||||
1968 | 0.48 | 2.02 | 0.45 | 0.22 | 0.52 | 0.06 | 0.00 | 2.58 | 0.05 | 0.56 | 2.62 | 2.53 | 12.09 | |||||||||||||
1969 | 2.90 | 1.34 | 0.50 | 0.74 | 1.01 | 1.22 | 0.00 | 0.00 | 0.37 | 0.69 | 0.17 | 2.52 | 11.46 | |||||||||||||
1970 | 4.39 | 0.26 | 0.60 | 0.16 | 0.51 | 1.99 | 0.00 | 0.03 | 1.07 | 1.36 | 2.37 | 1.64 | 14.38 | |||||||||||||
1971 | 1.25 | 0.18 | 1.01 | 0.22 | 0.10 | 1.05 | 0.04 | 0.05 | 0.21 | 0.33 | 1.84 | 1.17 | 7.45 | |||||||||||||
1972 | 1.16 | 0.62 | 0.69 | 0.17 | 0.09 | 0.86 | 0.00 | 0.60 | 0.29 | 0.40 | 0.80 | 2.13 | 7.81 | |||||||||||||
1973 | 1.26 | 0.56 | 0.87 | 0.33 | 0.89 | 0.01 | 0.00 | 0.03 | 0.89 | 0.31 | 2.68 | 2.11 | 9.94 | |||||||||||||
1974 | 0.93 | 0.44 | 0.80 | 0.12 | 0.16 | 0.08 | 0.59 | 0.03 | 0.00 | 0.59 | 0.77 | 1.31 | 5.82 | |||||||||||||
1975 | 0.88 | 1.78 | 1.18 | 0.95 | 0.10 | 1.32 | 0.38 | 0.46 | 0.00 | 1.36 | 1.00 | 1.35 | 10.76 | |||||||||||||
1976 | 1.92 | 0.47 | 0.32 | 0.84 | 0.15 | 0.16 | 0.64 | 0.83 | 1.00 | 0.03 | 0.06 | 0.05 | 6.47 | |||||||||||||
1977 | 0.87 | 0.22 | 0.30 | 0.03 | 1.40 | 0.05 | 0.39 | 0.52 | 0.73 | 0.10 | 1.76 | 1.81 | 8.18 | |||||||||||||
1978 | 2.06 | 1.78 | 0.44 | 2.69 | 0.12 | 0.74 | 0.45 | 0.18 | 0.69 | 0.00 | 0.56 | 0.57 | 10.28 | |||||||||||||
1979 | 1.73 | b | 1.45 | 0.70 | a | 0.26 | 0.74 | 0.32 | 0.10 | 1.60 | 0.12 | 1.27 | 1.23 | 0.78 | 10.30 | |||||||||||
1980 | 1.02 | 1.21 | 1.05 | 0.50 | 0.95 | 1.02 | 0.00 | 0.00 | 1.91 | 0.20 | 0.93 | 1.46 | 10.25 | |||||||||||||
1981 | 1.20 | 1.28 | 1.29 | 0.35 | 0.81 | 1.13 | 0.61 | 0.08 | 0.52 | 0.92 | 2.72 | 3.43 | b | 14.34 | ||||||||||||
1982 | 1.54 | a | 1.63 | b | 0.53 | 0.40 | 0.67 | 0.67 | 0.51 | 0.23 | 0.72 | 2.08 | 0.68 | 2.74 | 12.40 | |||||||||||
1983 | 1.23 | a | 1.36 | 3.59 | 0.64 | 1.02 | 0.57 | 0.95 | 0.67 | 0.13 | 0.41 | 1.98 | a | 4.34 | 16.89 | |||||||||||
1984 | 0.41 | 0.83 | a | 1.16 | 0.55 | 1.24 | 1.38 | 0.07 | 0.56 | 0.06 | 0.70 | 1.32 | 1.08 | a | 9.36 | |||||||||||
1985 | 0.15 | 0.44 | a | 0.70 | 0.52 | 0.97 | 0.44 | 0.18 | 0.20 | 1.61 | 0.19 | 1.75 | a | 0.79 | 7.94 | |||||||||||
1986 | 1.08 | 1.53 | 0.93 | 0.55 | 0.41 | 0.33 | 0.00 | 0.05 | 1.36 | 0.05 | 0.19 | 0.00 | 6.48 | |||||||||||||
1987 | 1.34 | 0.20 | 1.23 | 0.45 | 1.08 | 0.52 | 0.00 | a | 0.00 | 0.00 | 0.00 | 1.43 | 1.26 | 7.51 | ||||||||||||
1988 | 1.17 | 0.09 | 0.24 | b | 0.84 | 0.94 | 0.41 | 0.09 | 0.00 | 0.06 | 0.00 | 2.31 | 2.17 | 8.32 | ||||||||||||
1989 | 1.42 | 1.45 | 1.77 | 0.35 | 0.91 | 0.50 | 0.09 | 1.19 | 1.28 | 0.72 | 0.36 | 0.04 | 10.08 | |||||||||||||
1990 | 0.73 | 0.47 | 0.10 | 1.30 | 1.82 | 0.50 | 0.04 | 0.64 | 0.02 | 0.65 | 0.47 | 0.32 | a | 7.06 | ||||||||||||
1991 | 1.09 | 0.35 | 0.28 | 1.00 | 2.06 | 0.95 | 0.04 | 0.02 | 0.28 | 0.94 | 1.22 | o | 0.48 | y | 7.01 | b | ||||||||||
1992 | 0.89 | a | 0.69 | t | 0.08 | 1.23 | 0.17 | 1.59 | v | 0.39 | 0.00 | 0.02 | 1.16 | 0.96 | 1.88 | b | 6.78 | b | ||||||||
1993 | 2.40 | n | 1.30 | p | 2.62 | 1.95 | o | 0.81 | a | 1.55 | 0.45 | 0.27 | 0.00 | 0.37 | y | 0.84 | 0.70 | b | 7.24 | d | ||||||
1994 | 1.33 | d | 0.31 | p | 0.07 | 0.75 | 1.29 | x | 0.01 | a | 0.34 | 0.00 | 0.09 | 0.90 | 2.39 | 1.26 | 7.14 | b | ||||||||
1995 | 1.67 | 0.00 | c | 1.17 | a | 0.70 | 0.95 | b | 0.62 | a | 0.45 | 0.13 | 0.05 | 0.08 | d | 1.08 | a | 1.98 | 8.88 | |||||||
1996 | 1.62 | a | 0.62 | b | 0.51 | 1.19 | 2.34 | 0.18 | 0.25 | 0.00 | ----- | z | 0.98 | 0.75 | 3.13 | m | 8.44 | b | ||||||||
1997 | ----- | z | 0.19 | 0.21 | a | 0.72 | 0.45 | 0.38 | 1.23 | 0.00 | a | 0.31 | 0.29 | b | 1.51 | g | ----- | z | 3.78 | c | ||||||
1998 | 1.93 | 1.12 | 0.80 | 0.52 | 5.00 | 0.35 | 1.06 | 0.00 | 0.90 | 0.08 | 1.29 | ----- | z | 13.05 | a | |||||||||||
1999 | 1.11 | 2.10 | 0.49 | 0.27 | 0.10 | 0.77 | 0.00 | 0.03 | 0.00 | 0.00 | 0.85 | 0.28 | 6.00 | |||||||||||||
2000 | 1.92 | 1.34 | 1.01 | 0.14 | 0.17 | ----- | z | 0.00 | 0.00 | 0.39 | 1.69 | 0.37 | 0.71 | 7.74 | a | |||||||||||
2001 | 1.22 | 0.41 | a | 1.31 | 0.97 | 0.37 | 0.70 | 0.46 | 0.00 | 0.76 | 0.77 | 1.48 | 1.86 | b | 10.31 | |||||||||||
2002 | 0.81 | b | 0.00 | d | 1.22 | 1.13 | 0.02 | 0.40 | 0.13 | 0.10 | 0.23 | 0.29 | 0.44 | 1.89 | 6.66 | |||||||||||
2003 | 1.84 | 0.58 | 0.99 | 1.12 | 1.52 | 0.23 | 0.36 | 0.11 | 0.15 | 0.02 | 0.86 | 1.74 | 9.52 | |||||||||||||
2004 | 2.08 | b | 0.00 | i | 0.17 | 0.77 | 2.24 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 5.26 | h | |||
2005 | ----- | z | ----- | z | 1.57 | 1.07 | 5.74 | 1.27 | 0.12 | 0.11 | 0.17 | 0.90 | 1.31 | u | 4.02 | 14.97 | c | |||||||||
2006 | 2.73 | 0.53 | 4.11 | 2.29 | 0.94 | 0.69 | 0.00 | 0.06 | 0.38 | 0.43 | 1.06 | 2.86 | a | 16.08 | ||||||||||||
2007 | 0.16 | 1.36 | 0.36 | 1.19 | ----- | z | 0.63 | 0.03 | 0.14 | 0.86 | 0.68 | 1.07 | 1.56 | 8.04 | a | |||||||||||
2008 | 0.50 | 0.43 | 0.79 | 0.14 | 0.74 | 0.27 | 0.43 | 0.03 | 1.26 | 0.44 | 1.12 | 1.47 | 7.62 | |||||||||||||
2009 | 0.65 | 0.43 | ----- | z | ----- | z | ----- | z | ----- | z | 0.09 | 0.00 | 0.00 | ----- | z | 0.57 | 0.76 | a | 2.50 | e | ||||||
2010 | 0.45 | a | 0.68 | 0.27 | 0.95 | 1.01 | 1.42 | 0.00 | 0.00 | 0.00 | 0.81 | 0.73 | 3.94 | 10.26 | ||||||||||||
2011 | 0.26 | e | 0.00 | m | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.26 | k |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.33 | 0.84 | 0.89 | 0.73 | 1.05 | 0.66 | 0.23 | 0.30 | 0.49 | 0.66 | 1.15 | 1.53 | 9.73 | |||||||||||||
S.D. | 0.78 | 0.62 | 0.78 | 0.57 | 1.08 | 0.51 | 0.29 | 0.48 | 0.56 | 0.66 | 0.72 | 1.04 | 2.62 | |||||||||||||
SKEW | 1.19 | 0.40 | 2.22 | 1.29 | 2.56 | 0.74 | 1.59 | 2.71 | 1.84 | 1.96 | 0.61 | 0.82 | 0.73 | |||||||||||||
MAX | 4.39 | 2.10 | 4.11 | 2.69 | 5.74 | 1.99 | 1.23 | 2.58 | 2.76 | 3.50 | 2.72 | 4.34 | 16.89 | |||||||||||||
MIN | 0.11 | 0.00 | 0.07 | 0.03 | 0.02 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.06 | 0.00 | 5.78 | |||||||||||||
YRS | 53 | 50 | 54 | 53 | 52 | 51 | 54 | 54 | 53 | 52 | 52 | 51 | 43 |