YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1955 | ----- | z | 0.35 | j | 0.23 | 0.65 | 0.34 | a | 0.51 | 0.49 | 0.36 | 0.66 | 0.30 | 0.10 | d | 0.86 | ----- | z | ||||||||
1956 | 0.54 | 0.24 | 0.32 | 0.15 | 0.58 | 0.50 | 0.27 | 0.00 | 0.57 | 1.38 | 0.10 | 1.10 | 1.38 | |||||||||||||
1957 | 0.31 | 0.20 | 0.35 | 0.70 | c | 1.24 | 0.28 | 0.01 | 0.14 | 0.11 | 0.33 | a | 1.86 | a | 0.46 | 1.86 | e | |||||||||
1958 | 0.55 | 0.53 | 0.20 | 0.28 | 0.00 | 0.45 | 0.00 | 0.55 | 0.45 | q | 0.10 | 0.85 | 0.30 | 0.85 | q | |||||||||||
1959 | 0.50 | 0.40 | 0.20 | 0.10 | 0.60 | 0.56 | 0.00 | 0.16 | 0.85 | 0.45 | 0.00 | 0.40 | 0.85 | |||||||||||||
1960 | 0.33 | 0.84 | 0.29 | 0.23 | 0.28 | 0.05 | 0.33 | 0.26 | 0.05 | b | 0.90 | 0.40 | 0.52 | 0.90 | b | |||||||||||
1961 | 0.09 | 0.28 | 0.26 | 0.01 | 0.50 | 0.48 | 0.25 | 0.50 | 0.40 | 0.50 | 0.30 | 0.32 | 0.50 | |||||||||||||
1962 | 0.30 | g | 0.85 | 0.50 | 0.38 | 0.89 | a | 0.47 | 0.30 | ----- | z | 0.12 | 0.37 | a | 0.69 | 0.00 | ----- | z | ||||||||
1963 | 0.79 | 0.39 | c | 0.36 | 0.80 | g | 0.95 | 1.27 | a | 0.00 | 0.12 | 0.93 | c | 0.08 | 0.38 | 0.75 | 1.27 | n | ||||||||
1964 | 0.44 | 0.09 | 0.22 | 0.31 | b | 0.29 | a | 0.44 | 0.16 | 0.02 | 0.19 | 0.46 | 0.50 | 0.69 | 0.69 | c | ||||||||||
1965 | 0.44 | 0.14 | 0.36 | 0.87 | 0.45 | 0.36 | 0.15 | 0.30 | 0.46 | 0.00 | 0.28 | 0.59 | 0.87 | |||||||||||||
1966 | 0.19 | 0.22 | 0.20 | a | 0.30 | d | 0.34 | b | 0.44 | 0.02 | 0.09 | 0.45 | 0.00 | 0.33 | 0.55 | 0.55 | g | |||||||||
1967 | 0.94 | 0.09 | 0.25 | 0.45 | 0.53 | 0.23 | a | 0.28 | 0.17 | 0.18 | 0.62 | 0.47 | 0.40 | a | 0.94 | b | ||||||||||
1968 | ----- | z | 0.32 | 0.20 | 0.20 | 0.74 | 1.98 | ----- | z | 1.05 | 0.13 | 0.39 | 0.79 | 0.89 | a | ----- | z | |||||||||
1969 | 0.70 | 0.31 | 0.26 | 0.28 | 0.14 | 0.46 | 0.41 | 0.00 | 0.18 | 0.32 | 0.36 | 0.68 | 0.70 | |||||||||||||
1970 | 0.73 | 0.37 | 0.23 | 0.61 | 0.47 | 1.04 | 1.06 | 0.10 | 0.28 | 0.35 | 0.93 | 0.35 | 1.06 | |||||||||||||
1971 | 0.48 | 0.20 | 0.45 | 0.47 | 0.53 | 0.34 | 0.27 | 0.10 | 0.26 | 0.36 | 1.07 | 0.38 | 1.07 | |||||||||||||
1972 | 0.93 | 0.35 | 0.67 | 0.25 | 0.67 | 0.55 | 0.00 | 0.00 | 0.45 | 0.88 | 0.43 | 0.47 | 0.93 | |||||||||||||
1973 | 0.51 | 0.20 | 0.19 | 0.37 | ----- | z | ----- | z | 0.16 | ----- | z | 0.36 | 0.13 | 0.57 | ----- | z | ----- | z | ||||||||
1974 | 1.58 | b | 0.33 | 0.81 | 0.67 | 0.00 | 0.08 | 0.15 | 0.15 | 0.00 | 0.47 | 0.35 | 0.38 | 1.58 | b | |||||||||||
1975 | 0.60 | 0.51 | 0.74 | 0.25 | 0.30 | 0.35 | 0.91 | 0.12 | 0.49 | 1.33 | 0.46 | 0.14 | 1.33 | |||||||||||||
1976 | 0.34 | 0.70 | 0.30 | 0.21 | 0.76 | 0.20 | 0.20 | ----- | z | 0.97 | 0.70 | ----- | z | 0.05 | ----- | z | ||||||||||
1977 | 0.30 | 0.51 | 0.23 | 0.20 | 0.31 | 0.55 | 0.19 | 1.13 | 0.17 | 0.00 | 0.53 | 0.66 | b | 1.13 | b | |||||||||||
1978 | 0.29 | 0.35 | 0.17 | 0.78 | e | 0.24 | 0.25 | 0.26 | 0.01 | 0.82 | 0.00 | 0.22 | 0.61 | 0.82 | e | |||||||||||
1979 | 0.87 | 0.40 | 0.74 | 0.14 | 0.31 | 0.23 | 0.45 | 0.28 | 0.52 | 1.90 | 0.48 | 0.20 | b | 1.90 | b | |||||||||||
1980 | 0.79 | 0.43 | 0.18 | 0.40 | 0.57 | 0.29 | 0.15 | 0.20 | 0.32 | 0.32 | 0.50 | 0.25 | 0.79 | |||||||||||||
1981 | 0.25 | 0.25 | 0.32 | 0.44 | 0.65 | 0.16 | 0.04 | 0.07 | 0.48 | 0.33 | b | 0.50 | 0.61 | 0.65 | b | |||||||||||
1982 | 0.29 | b | 0.38 | j | 0.39 | p | 0.38 | t | 0.53 | 0.20 | 0.45 | 0.64 | 0.64 | 0.39 | c | 0.43 | 0.43 | ----- | z | |||||||
1983 | 0.16 | 0.43 | 0.40 | 0.75 | 0.30 | 0.59 | 0.16 | 1.15 | 0.37 | 0.32 | 0.39 | 0.55 | 1.15 | |||||||||||||
1984 | 0.13 | 0.50 | 0.28 | 0.35 | 0.42 | 0.77 | 1.40 | 0.25 | 0.26 | 0.44 | 0.53 | 0.18 | c | 1.40 | c | |||||||||||
1985 | 0.38 | 0.16 | 0.30 | 0.23 | 0.55 | 0.11 | 0.64 | 0.11 | 0.70 | 0.42 | a | 0.70 | 0.70 | 0.70 | a | |||||||||||
1986 | 0.17 | 1.45 | 0.42 | 0.50 | 0.53 | 0.12 | 0.17 | 0.15 | 0.37 | 0.23 | 0.28 | a | 0.06 | a | 1.45 | b | ||||||||||
1987 | 0.31 | 0.14 | 0.40 | 0.25 | 1.25 | 0.08 | 0.22 | 0.15 | 0.00 | 0.26 | 0.46 | a | 0.55 | 1.25 | a | |||||||||||
1988 | 0.24 | 0.20 | 0.32 | 0.12 | c | 0.75 | a | 0.68 | 0.00 | 0.01 | 0.17 | 0.00 | 0.55 | 0.19 | 0.75 | d | ||||||||||
1989 | 0.10 | 0.25 | 0.62 | 0.25 | 0.21 | 0.08 | 0.36 | 0.14 | 0.59 | 0.64 | 0.47 | 0.12 | 0.64 | |||||||||||||
1990 | 0.61 | b | 0.05 | b | 0.20 | 0.46 | 1.12 | 0.27 | a | 0.03 | 0.35 | 0.05 | 0.25 | 0.29 | 0.32 | 1.12 | e | |||||||||
1991 | 0.43 | 0.18 | 0.42 | 0.59 | 0.61 | 0.28 | 0.32 | 0.19 | 0.34 | 0.27 | 0.51 | 0.17 | 0.61 | |||||||||||||
1992 | 0.05 | a | 0.25 | 0.26 | b | 0.42 | 0.02 | 0.19 | a | 0.17 | 2.23 | b | 0.14 | 0.41 | 0.41 | 0.46 | 2.23 | f | ||||||||
1993 | 0.21 | 0.06 | 0.40 | 0.45 | a | 0.70 | a | 0.90 | 0.75 | e | 0.11 | 0.07 | 0.31 | 0.14 | a | 0.14 | c | 0.90 | k | |||||||
1994 | 0.10 | 0.19 | 0.16 | 0.45 | 0.71 | 0.17 | 0.46 | 0.37 | 0.33 | 0.65 | 0.39 | 0.57 | 0.71 | |||||||||||||
1995 | 0.32 | 0.27 | 0.16 | 0.53 | 1.39 | 0.63 | 0.35 | 0.00 | 0.19 | 0.10 | 1.21 | 0.78 | 1.39 | |||||||||||||
1996 | 0.57 | a | 0.59 | 0.55 | 0.29 | 0.83 | 0.27 | 0.87 | 0.09 | 0.40 | 0.38 | 0.56 | 1.27 | c | 1.27 | d | ||||||||||
1997 | 1.23 | e | 0.19 | c | 0.22 | d | 0.37 | b | 1.45 | c | 0.90 | a | 0.39 | a | 0.05 | a | 0.12 | 0.61 | c | 0.29 | 0.44 | f | ----- | z | ||
1998 | 1.79 | m | ----- | z | 0.51 | e | 0.75 | d | 1.22 | g | 0.37 | a | 0.11 | a | 0.02 | b | 0.66 | d | 0.31 | d | 0.68 | g | 0.12 | c | ----- | z |
1999 | 0.77 | i | 0.22 | g | 0.22 | h | 0.30 | c | 1.89 | b | 0.76 | b | 0.00 | 0.05 | 0.02 | 0.30 | 0.60 | s | ----- | z | ----- | z | ||||
2000 | 0.63 | y | ----- | z | 0.13 | y | 0.55 | n | 0.37 | j | 0.00 | f | 0.00 | m | 0.03 | m | 0.00 | m | 0.15 | o | 0.00 | l | 0.00 | m | ----- | z |
2001 | 0.00 | s | 0.04 | o | 0.23 | w | 0.25 | q | 0.51 | p | 0.28 | v | 0.06 | v | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2002 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | s | 0.14 | c | 0.03 | e | 0.48 | e | 0.10 | i | 0.00 | y | ----- | z | ----- | z |
2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.05 | o | 0.65 | e | 0.51 | l | 0.16 | j | 0.07 | h | 0.29 | u | 0.08 | y | ----- | z |
2004 | 0.07 | s | 0.24 | p | 0.06 | u | 0.67 | s | 0.42 | v | ----- | z | ----- | z | ----- | z | 0.07 | y | 0.24 | u | ----- | z | ----- | z | ----- | z |
2005 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.47 | 0.35 | 0.35 | 0.39 | 0.60 | 0.45 | 0.31 | 0.28 | 0.36 | 0.43 | 0.50 | 0.46 | 1.02 | |||||||||||||
S.D. | 0.33 | 0.26 | 0.17 | 0.20 | 0.40 | 0.36 | 0.30 | 0.42 | 0.26 | 0.37 | 0.32 | 0.28 | 0.35 | |||||||||||||
SKEW | 1.31 | 2.17 | 1.21 | 0.53 | 1.08 | 2.08 | 1.60 | 2.97 | 0.60 | 1.96 | 2.04 | 0.64 | 0.58 | |||||||||||||
MAX | 1.58 | 1.45 | 0.81 | 0.87 | 1.89 | 1.98 | 1.40 | 2.23 | 0.97 | 1.90 | 1.86 | 1.27 | 1.90 | |||||||||||||
MIN | 0.05 | 0.05 | 0.16 | 0.01 | 0.00 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | |||||||||||||
YRS | 40 | 41 | 43 | 43 | 43 | 44 | 46 | 43 | 45 | 45 | 42 | 42 | 28 |