YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1951 | ----- | z | ----- | z | ----- | z | 0.60 | w | 0.27 | 1.29 | 0.52 | 0.33 | 0.07 | 0.98 | 1.42 | 0.81 | 5.69 | d | ||||||||
1952 | 0.84 | 0.55 | 0.17 | 0.30 | 0.28 | 1.00 | 0.04 | 0.00 | 0.05 | 0.00 | 0.39 | 2.16 | 5.78 | |||||||||||||
1953 | 2.08 | 0.26 | 0.63 | 0.88 | 0.80 | 0.82 | 0.00 | 0.16 | 0.00 | 0.23 | 1.20 | 0.66 | 7.72 | |||||||||||||
1954 | 1.38 | 0.30 | 0.86 | 0.18 | 0.43 | 0.44 | 0.03 | 0.26 | 0.23 | 0.32 | 0.75 | 0.68 | 5.86 | |||||||||||||
1955 | 1.02 | 0.29 | 0.24 | 1.32 | 0.43 | 0.38 | 0.59 | 0.00 | 0.83 | 0.29 | 2.18 | 1.99 | 9.56 | |||||||||||||
1956 | 2.02 | 0.58 | 0.03 | 0.03 | 0.57 | 0.71 | 0.00 | 0.23 | 0.03 | 1.49 | 0.26 | 0.77 | 6.72 | |||||||||||||
1957 | 0.66 | 0.52 | 2.20 | 0.50 | 0.83 | 1.59 | 0.15 | 0.06 | 0.26 | 1.57 | 0.30 | 1.02 | 9.66 | |||||||||||||
1958 | 1.98 | 2.44 | 0.81 | 1.25 | 0.14 | 0.15 | 0.00 | 0.14 | 0.16 | 0.30 | 1.29 | 1.46 | 10.12 | |||||||||||||
1959 | 2.33 | 1.63 | 0.66 | 0.12 | 0.60 | 0.12 | 0.00 | 0.00 | 1.72 | 0.43 | 0.58 | 0.44 | 8.63 | |||||||||||||
1960 | 0.69 | 1.30 | 0.62 | 0.73 | 0.88 | 0.13 | 0.00 | 0.07 | 0.34 | 0.25 | 1.28 | 1.36 | 7.65 | |||||||||||||
1961 | 0.66 | 2.05 | 2.06 | 0.74 | 1.02 | 0.46 | 0.16 | 0.22 | 0.00 | 0.41 | 0.63 | 1.22 | 9.63 | |||||||||||||
1962 | 0.11 | 1.63 | 0.87 | 0.60 | 1.29 | 0.47 | 0.01 | 0.86 | 0.41 | ----- | z | 1.26 | 0.92 | 8.43 | a | |||||||||||
1963 | 1.15 | 0.58 | 0.63 | 1.87 | 0.39 | 0.07 | 0.20 | 0.06 | 0.22 | 0.02 | 1.60 | 1.69 | 8.48 | |||||||||||||
1964 | 0.71 | 0.04 | 0.01 | 0.21 | 0.00 | 1.56 | 0.07 | 0.39 | 0.03 | 0.34 | 1.24 | 2.72 | 7.32 | |||||||||||||
1965 | 1.17 | 0.14 | 0.05 | 0.19 | 0.07 | 0.45 | 0.63 | 0.26 | 0.04 | 0.04 | 1.85 | 1.23 | 6.12 | |||||||||||||
1966 | 1.24 | 0.09 | 1.28 | 0.04 | 0.00 | 0.52 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.17 | f | ||||||
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.04 | 0.46 | 0.96 | 1.50 | 2.96 | h | ||||
1971 | 0.86 | 0.07 | 1.07 | 0.30 | 0.32 | 0.80 | 0.04 | 0.02 | 1.40 | 0.30 | 0.63 | 1.55 | 7.36 | |||||||||||||
1972 | 0.39 | 0.28 | 0.74 | 0.13 | 1.52 | 0.86 | 0.10 | 0.56 | 0.10 | 0.01 | 0.58 | 1.47 | 6.74 | |||||||||||||
1973 | 0.97 | 0.30 | 0.05 | 0.10 | 0.36 | 0.00 | 0.00 | 0.06 | 0.43 | 1.07 | 4.08 | 3.23 | 10.65 | |||||||||||||
1974 | 0.86 | b | 1.47 | 1.09 | 0.50 | 0.14 | 0.11 | 0.70 | 0.03 | 0.03 | 0.11 | 0.74 | 1.13 | 6.91 | ||||||||||||
1975 | 2.05 | 1.69 | 0.93 | 0.39 | 0.48 | 0.06 | 0.02 | 1.26 | 0.00 | 0.95 | 0.62 | 0.55 | 9.00 | |||||||||||||
1976 | 0.77 | 0.30 | 0.53 | 0.27 | 0.16 | 0.21 | 0.30 | 1.39 | 0.02 | 0.07 | 0.00 | 0.05 | 4.07 | |||||||||||||
1977 | 0.06 | 0.39 | 0.56 | 0.00 | 0.40 | 0.32 | 0.01 | 1.27 | 1.04 | 0.15 | 0.78 | 2.24 | 7.22 | |||||||||||||
1978 | 1.77 | 1.28 | 0.41 | 0.72 | 0.68 | 0.29 | 0.62 | 1.03 | 0.35 | 0.00 | 1.02 | 0.33 | 8.50 | |||||||||||||
1979 | 0.69 | 0.32 | 0.42 | 0.03 | 0.34 | ----- | z | 0.54 | 0.33 | 0.27 | 0.58 | 1.62 | 1.54 | 6.68 | a | |||||||||||
1980 | 1.50 | 2.20 | 0.11 | 0.93 | 1.48 | a | 1.08 | 0.00 | 0.00 | 0.78 | 0.19 | 0.56 | 2.10 | a | 10.93 | |||||||||||
1981 | 0.72 | 0.46 | 0.50 | 0.06 | 1.23 | 0.50 | 0.22 | 0.00 | 0.60 | 0.97 | 1.29 | 1.56 | 8.11 | |||||||||||||
1982 | 0.38 | 0.42 | 0.56 | 0.58 | 0.31 | 0.68 | 0.09 | 0.10 | 1.01 | a | 1.57 | 0.99 | b | 2.23 | 8.92 | |||||||||||
1983 | 1.61 | 1.82 | 2.43 | 0.37 | b | 0.52 | 0.39 | 0.62 | 0.29 | 0.43 | 0.41 | 3.12 | 2.03 | 14.04 | ||||||||||||
1984 | 0.56 | 1.36 | 1.46 | 0.46 | 0.92 | 2.06 | 0.22 | 0.03 | 0.52 | 0.10 | 2.17 | 0.46 | 10.32 | |||||||||||||
1985 | 0.36 | 0.76 | 0.38 | 0.00 | 0.18 | 0.20 | 0.15 | 0.00 | 0.95 | 0.24 | 0.60 | a | 0.79 | a | 4.61 | |||||||||||
1986 | 1.87 | 1.29 | 0.47 | 0.25 | 0.12 | 0.05 | 0.18 | 0.13 | 1.25 | 0.54 | 0.74 | 0.93 | 7.82 | |||||||||||||
1987 | 0.81 | 0.38 | 1.19 | 0.22 | 0.37 | 0.10 | 0.72 | 0.28 | 0.00 | 0.00 | 0.23 | 2.19 | 6.49 | |||||||||||||
1988 | 0.44 | 0.00 | 0.44 | 0.60 | 0.27 | 0.51 | a | 0.00 | 0.00 | 0.30 | 0.02 | 1.33 | 0.65 | w | 3.91 | a | ||||||||||
1989 | 0.17 | 1.61 | 1.40 | 1.38 | 0.31 | 0.03 | 0.00 | 0.00 | 0.00 | 0.51 | 1.16 | 0.14 | 6.71 | |||||||||||||
1990 | 1.30 | 0.27 | 0.19 | 0.37 | 1.23 | 0.25 | a | 0.50 | 0.85 | 0.00 | 0.53 | 0.00 | 0.67 | 6.16 | ||||||||||||
1991 | 0.27 | 0.17 | 1.43 | 0.47 | 0.72 | 1.68 | 0.11 | 0.33 | 0.00 | 0.32 | 2.19 | 0.30 | a | 7.99 | ||||||||||||
1992 | 0.53 | 0.52 | u | ----- | z | ----- | z | 0.00 | 1.32 | ----- | z | 0.78 | 0.18 | 0.84 | 1.42 | 2.18 | 7.25 | d | ||||||||
1993 | 0.94 | 0.89 | 0.71 | 0.59 | 0.14 | b | 0.34 | 2.51 | c | 0.30 | 0.16 | 0.09 | 0.17 | a | 1.07 | 7.91 | ||||||||||
1994 | 0.74 | 0.40 | 0.08 | 1.13 | 0.40 | 0.45 | 0.00 | 0.22 | 0.02 | 1.27 | 1.38 | 0.57 | 6.66 | |||||||||||||
1995 | 2.66 | a | 0.39 | 1.14 | 1.56 | 0.23 | 0.84 | a | 0.72 | 0.18 | 0.91 | 0.84 | 1.43 | a | 2.26 | 13.16 | ||||||||||
1996 | 1.65 | a | 0.96 | 0.67 | 0.39 | 0.65 | 0.00 | 0.50 | 0.00 | 0.28 | 1.71 | 1.77 | 3.48 | d | 12.06 | |||||||||||
1997 | 1.24 | 0.54 | 1.08 | 0.43 | 0.78 | 0.30 | a | 0.64 | 0.04 | 0.44 | 1.26 | 0.84 | 0.45 | b | 8.04 | |||||||||||
1998 | 0.82 | c | 0.96 | 0.30 | 0.08 | 0.48 | 0.17 | 0.40 | 0.05 | 0.07 | 0.20 | 1.35 | 0.85 | 5.73 | ||||||||||||
1999 | 1.09 | a | 0.92 | 0.14 | 0.02 | 0.59 | 0.30 | 0.15 | 0.27 | 0.00 | 0.29 | 0.67 | 0.67 | 5.11 | ||||||||||||
2000 | 1.27 | b | 1.15 | 0.91 | 0.61 | 1.01 | 0.40 | 0.20 | 0.02 | 0.32 | 0.52 | 1.09 | 0.73 | a | 8.23 | |||||||||||
2001 | 0.17 | 0.46 | b | 0.96 | 0.82 | 0.17 | 1.08 | 0.00 | 0.15 | 0.12 | 0.58 | 2.10 | 0.97 | 7.58 | ||||||||||||
2002 | 0.32 | 0.10 | 0.24 | 0.72 | 0.15 | 1.01 | 0.34 | ----- | z | 0.03 | 0.03 | 0.67 | 2.52 | a | 6.13 | a | ||||||||||
2003 | 2.17 | 0.34 | 0.45 | 1.54 | 0.00 | a | 0.00 | 0.00 | 0.43 | 0.09 | 0.21 | 0.12 | a | 1.06 | a | 6.41 | ||||||||||
2004 | 1.25 | a | 0.56 | 0.40 | 0.51 | 1.13 | 0.28 | 0.18 | 0.44 | 0.18 | 0.99 | 0.23 | 0.39 | a | 6.54 | |||||||||||
2005 | 0.77 | b | 0.00 | 0.33 | b | 0.51 | 0.97 | 0.10 | 0.10 | 0.00 | a | 0.06 | 1.28 | 1.11 | 0.93 | 6.16 | ||||||||||
2006 | 0.99 | 0.23 | 0.55 | 0.79 | 0.53 | 2.16 | 0.00 | 0.02 | 0.27 | 0.47 | 0.37 | 0.68 | a | 7.06 | ||||||||||||
2007 | 0.08 | 0.78 | 0.77 | 0.21 | 0.16 | 0.59 | 0.11 | 0.15 | 0.24 | 0.43 | 1.15 | 0.32 | b | 4.99 | ||||||||||||
2008 | 1.21 | g | 0.10 | 0.08 | 0.06 | 0.15 | 0.30 | l | 0.00 | 0.16 | 0.00 | 0.23 | e | 0.74 | d | 0.88 | s | 1.52 | c | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.02 | 0.73 | 0.70 | 0.52 | 0.51 | 0.57 | 0.26 | 0.27 | 0.32 | 0.51 | 1.08 | 1.25 | 7.86 | |||||||||||||
S.D. | 0.64 | 0.63 | 0.55 | 0.45 | 0.40 | 0.54 | 0.40 | 0.35 | 0.40 | 0.47 | 0.76 | 0.80 | 2.12 | |||||||||||||
SKEW | 0.61 | 0.98 | 1.22 | 1.12 | 0.83 | 1.28 | 3.64 | 1.79 | 1.67 | 1.03 | 1.46 | 0.79 | 0.87 | |||||||||||||
MAX | 2.66 | 2.44 | 2.43 | 1.87 | 1.52 | 2.16 | 2.51 | 1.39 | 1.72 | 1.71 | 4.08 | 3.48 | 14.04 | |||||||||||||
MIN | 0.06 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 4.07 | |||||||||||||
YRS | 52 | 52 | 52 | 52 | 54 | 52 | 52 | 52 | 54 | 53 | 54 | 52 | 46 |