YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.02 | 0.24 | 1.34 | 0.01 | 0.61 | 1.28 | 3.50 | f | ||||||
1927 | 0.75 | 1.47 | 0.18 | 0.00 | a | 0.00 | 1.54 | 0.61 | 1.15 | 3.28 | 0.25 | 0.46 | 0.26 | 9.95 | ||||||||||||
1928 | 0.00 | 1.14 | 1.09 | 0.10 | 1.02 | w | 0.05 | 0.62 | 0.34 | b | 0.30 | 1.39 | 0.87 | 0.23 | 6.13 | a | ||||||||||
1929 | 0.14 | 0.12 | a | 0.54 | 0.00 | 0.14 | 0.00 | 2.87 | 2.68 | ----- | z | 0.37 | 0.00 | 0.30 | 7.16 | a | ||||||||||
1930 | 0.41 | 0.16 | 0.36 | 0.95 | 0.00 | 0.00 | 3.00 | 1.16 | 0.00 | 0.00 | 0.49 | 0.00 | 6.53 | |||||||||||||
1931 | 0.11 | 0.94 | 0.68 | 1.10 | 0.66 | 0.16 | 1.63 | 0.35 | 1.02 | 0.17 | 1.46 | 0.83 | 9.11 | |||||||||||||
1932 | 0.14 | 0.87 | 0.17 | 0.41 | 0.32 | 0.00 | 0.43 | 1.37 | 0.64 | 0.15 | 0.00 | 0.70 | 5.20 | |||||||||||||
1933 | 0.06 | 0.51 | 0.00 | 0.00 | 0.00 | 0.21 | 0.34 | 0.42 | 1.53 | 0.60 | 0.85 | 0.25 | 4.77 | |||||||||||||
1934 | 0.02 | 0.21 | 0.00 | 0.90 | 0.55 | 0.23 | 0.36 | 0.76 | 0.48 | 0.00 | 0.30 | 0.43 | 4.24 | |||||||||||||
1935 | 0.48 | 0.61 | a | 0.32 | 0.06 | 0.76 | 0.00 | 0.14 | 1.90 | ----- | z | 0.57 | 0.00 | a | 0.42 | 5.26 | a | |||||||||
1936 | 0.10 | 0.30 | 0.62 | 0.00 | 0.46 | 0.00 | 0.28 | 1.30 | 1.27 | 0.03 | 0.60 | 0.80 | 5.76 | |||||||||||||
1937 | 0.70 | 0.24 | 1.10 | 0.00 | 0.17 | 0.10 | 0.89 | 0.15 | 1.90 | 0.65 | 0.00 | 0.62 | 6.52 | |||||||||||||
1938 | 0.56 | 0.10 | 3.01 | x | 0.60 | 0.20 | 1.00 | 0.00 | ----- | z | 1.00 | ----- | z | 0.00 | 0.26 | b | 3.72 | c | ||||||||
1939 | 0.07 | 0.19 | 1.22 | 0.35 | ----- | z | 0.00 | 1.03 | 1.90 | 2.42 | 0.23 | 0.31 | 0.13 | 7.85 | a | |||||||||||
1940 | 0.95 | 0.74 | 0.20 | 0.40 | 0.16 | 0.07 | 0.54 | 0.79 | 2.61 | 0.69 | 0.17 | 1.53 | 8.85 | |||||||||||||
1941 | 0.87 | 1.81 | 1.09 | 2.11 | a | 2.48 | 0.63 | 0.25 | 0.81 | 2.05 | 2.88 | 0.33 | 0.54 | 15.85 | ||||||||||||
1942 | 0.00 | 0.12 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.12 | j | ||
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | d | 0.00 | 0.72 | 1.45 | 0.32 | 0.77 | 0.81 | 4.07 | e | ||||||
1945 | 0.35 | 0.43 | a | 0.85 | 0.65 | 0.04 | 0.02 | 0.31 | 0.78 | 0.17 | 0.87 | 0.00 | 0.57 | 5.04 | ||||||||||||
1946 | 0.03 | 0.12 | 0.73 | 0.21 | 0.45 | 0.09 | 0.69 | 1.23 | 0.41 | 0.43 | 0.88 | 0.14 | 5.41 | |||||||||||||
1947 | 0.10 | 0.30 | 0.09 | 0.15 | 1.32 | 0.00 | ----- | z | 2.78 | t | 1.07 | x | ----- | z | 0.27 | w | ----- | z | 1.96 | f | ||||||
1948 | 0.00 | 0.80 | 0.30 | 0.35 | 0.05 | 1.19 | 0.83 | 2.03 | 0.33 | 1.84 | 0.08 | 0.67 | 8.47 | |||||||||||||
1949 | 0.74 | 0.17 | 0.32 | 0.42 | 0.80 | 2.63 | 0.69 | 0.23 | 0.23 | 0.62 | 0.06 | 0.01 | 6.92 | |||||||||||||
1950 | 0.21 | 0.38 | 0.04 | 0.03 | 0.00 | 0.14 | 0.57 | 0.11 | 0.58 | 0.00 | 0.00 | 0.08 | 2.14 | |||||||||||||
1951 | 0.44 | 0.42 | 0.03 | 0.16 | 0.21 | 0.00 | 0.06 | 0.54 | 0.69 | 0.23 | a | 0.68 | 0.81 | 4.27 | ||||||||||||
1952 | 1.24 | 0.31 | 0.04 | 1.00 | 0.23 | 0.48 | 0.99 | 0.22 | 0.27 | 0.00 | 0.78 | 0.59 | 6.15 | |||||||||||||
1953 | 0.00 | ----- | z | 0.06 | d | 0.72 | 0.00 | 0.02 | 0.87 | 2.38 | 0.00 | 1.51 | 0.05 | 0.35 | 5.96 | a | ||||||||||
1954 | 0.00 | 0.00 | 0.86 | 0.00 | 0.53 | 0.20 | 1.35 | 0.74 | 0.95 | 0.39 | 0.16 | 0.72 | 5.90 | |||||||||||||
1955 | 0.19 | 1.13 | 0.00 | 0.11 | 0.75 | 0.00 | 1.00 | 0.73 | 0.03 | 0.00 | 0.25 | 0.25 | 4.44 | |||||||||||||
1956 | 1.50 | 0.11 | 0.45 | 0.01 | 0.49 | 0.26 | 0.35 | 0.53 | 0.00 | 0.19 | a | 0.01 | 0.00 | 3.90 | ||||||||||||
1957 | 0.88 | 0.42 | 1.24 | 1.34 | 1.09 | 0.00 | c | 2.16 | 1.12 | 0.27 | 2.32 | 0.91 | b | 0.29 | 12.04 | |||||||||||
1958 | 0.20 | 0.30 | 1.13 | 0.37 | 0.28 | 0.11 | 0.11 | 0.00 | b | 0.43 | 0.08 | 0.02 | 0.00 | 3.03 | ||||||||||||
1959 | 0.00 | 0.04 | 0.02 | 0.64 | 0.01 | 0.58 | 0.06 | 0.77 | 0.16 | 1.65 | 0.21 | 0.33 | 4.47 | |||||||||||||
1960 | 0.33 | 0.38 | 0.19 | 0.16 | 0.24 | 0.42 | 0.13 | 0.10 | 0.25 | 1.92 | 0.00 | 1.11 | a | 5.23 | ||||||||||||
1961 | 0.35 | 0.00 | 1.15 | 0.31 | 0.24 | 0.00 | 0.25 | 0.57 | 1.21 | 0.97 | 1.33 | 0.55 | 6.93 | |||||||||||||
1962 | 0.05 | 0.51 | 0.00 | 0.22 | 0.00 | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | 1.12 | 0.00 | 1.90 | c | |||||||||
1963 | ----- | z | ----- | z | ----- | z | 0.00 | ----- | z | ----- | z | 0.00 | x | 2.76 | 0.62 | 0.00 | 0.24 | 0.33 | 3.95 | f | ||||||
1964 | 0.14 | 0.04 | 1.18 | 0.57 | 0.28 | 0.00 | 0.43 | 0.69 | 2.22 | 0.00 | 1.13 | 0.94 | 7.62 | |||||||||||||
1965 | 0.89 | 0.34 | 0.24 | 1.10 | 1.27 | 1.07 | 0.52 | 0.20 | 0.66 | 2.13 | 1.00 | 0.83 | 10.25 | |||||||||||||
1966 | 0.14 | 0.24 | 0.00 | 0.23 | 0.44 | 0.00 | 0.63 | 0.40 | 0.15 | 0.14 | 0.14 | 1.55 | 4.06 | |||||||||||||
1967 | 0.22 | 0.19 | 0.00 | 0.05 | 0.34 | 0.41 | 0.37 | 1.33 | 0.42 | 0.37 | 0.06 | 1.50 | 5.26 | |||||||||||||
1968 | 0.07 | 0.38 | 0.02 | 0.38 | ----- | z | ----- | z | 0.04 | 0.15 | 1.47 | 0.85 | 0.44 | 0.50 | 4.30 | b | ||||||||||
1969 | 2.61 | 0.32 | 0.60 | 0.02 | 1.22 | a | 1.21 | 0.10 | 0.07 | 1.04 | 5.03 | 0.53 | 0.18 | 12.93 | ||||||||||||
1970 | 0.00 | 0.00 | 0.99 | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | s | ----- | z | ----- | z | ----- | z | ----- | z | 0.99 | i | |||
1971 | 0.00 | c | ----- | z | 0.00 | a | 0.00 | 0.87 | 0.00 | 1.77 | 1.28 | 0.25 | b | 1.12 | 0.46 | 0.45 | 6.20 | a | ||||||||
1972 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.74 | 0.00 | 0.98 | h | 0.47 | 2.12 | 0.10 | 1.06 | 4.49 | a | |||||||||||
1973 | 0.50 | 0.06 | c | 0.68 | i | 0.68 | 1.81 | 0.71 | ----- | z | ----- | z | 0.55 | 0.00 | 0.60 | 0.01 | 4.92 | c | ||||||||
1974 | ----- | z | 0.00 | b | 0.12 | 0.73 | 0.00 | 0.00 | 0.18 | 0.45 | 0.00 | 1.96 | 1.43 | a | 0.10 | b | 4.97 | a | ||||||||
1975 | 0.25 | 0.48 | 0.57 | 0.64 | 0.38 | 0.37 | 1.20 | 1.92 | 1.55 | 0.22 | 0.20 | b | 0.17 | a | 7.95 | |||||||||||
1976 | 0.16 | 0.05 | 0.00 | 0.00 | 0.19 | 0.00 | 0.00 | 0.46 | 0.50 | 0.03 | 0.10 | ----- | z | 1.49 | a | |||||||||||
1977 | 0.15 | 0.00 | 0.00 | 0.00 | ----- | z | 0.00 | ----- | z | 0.30 | 0.20 | 0.24 | 0.64 | ----- | z | 1.53 | c | |||||||||
1978 | 1.11 | 0.83 | 1.40 | 0.19 | ----- | z | 0.09 | 0.14 | 0.32 | 0.72 | ----- | z | ----- | z | 0.84 | 5.64 | c | |||||||||
1979 | 0.65 | 0.22 | 0.35 | 0.21 | ----- | z | ----- | z | 1.03 | 0.10 | 0.06 | 1.55 | 1.18 | 0.70 | 6.05 | b | ||||||||||
1980 | 1.78 | 0.78 | 0.58 | 0.16 | ----- | z | 0.00 | 0.07 | 1.10 | 1.55 | 1.01 | 0.10 | 0.05 | 7.18 | a | |||||||||||
1981 | 0.05 | 0.49 | 0.69 | 0.05 | 0.25 | 0.06 | 1.22 | 0.56 | 0.21 | a | 0.78 | 0.43 | 0.02 | 4.81 | ||||||||||||
1982 | 0.25 | a | 1.19 | 0.65 | 0.21 | 1.07 | 0.00 | ----- | z | 3.34 | 0.93 | 0.18 | 0.82 | 1.79 | 10.43 | a | ||||||||||
1983 | 1.31 | 0.51 | 0.90 | 0.12 | 0.23 | 0.29 | 0.79 | 0.18 | 0.97 | 0.04 | 0.70 | 0.59 | 6.63 | |||||||||||||
1984 | 0.09 | 0.06 | 0.73 | 0.61 | 0.11 | 0.17 | 0.12 | 0.65 | 0.27 | 0.75 | 0.18 | 0.99 | 4.73 | |||||||||||||
1985 | 0.34 | ----- | z | 1.74 | 1.96 | 0.26 | 0.06 | 0.71 | b | 0.00 | 0.20 | 1.06 | 0.60 | ----- | z | 6.93 | b | |||||||||
1986 | 0.09 | 0.93 | 0.45 | c | 1.05 | 0.98 | 0.75 | 2.22 | 1.06 | 1.62 | 0.67 | 2.21 | 0.82 | 12.85 | ||||||||||||
1987 | 0.20 | 1.19 | 0.38 | 0.22 | 0.56 | 0.13 | 0.21 | 1.03 | a | 0.04 | 0.62 | 1.59 | 0.71 | 6.88 | ||||||||||||
1988 | 0.73 | 1.36 | 0.00 | 0.83 | 0.24 | 0.75 | 0.08 | 2.65 | 0.61 | 0.30 | 0.60 | a | ----- | z | 8.15 | a | ||||||||||
1989 | 0.93 | 0.76 | a | 0.23 | a | 0.00 | 0.03 | 0.00 | 1.49 | 3.34 | 0.33 | 0.69 | 0.00 | 0.00 | 7.80 | |||||||||||
1990 | 0.67 | 0.67 | a | 0.31 | 0.97 | 0.93 | 0.01 | 0.65 | 2.47 | 1.45 | 0.83 | 0.63 | b | 1.11 | d | 10.70 | ||||||||||
1991 | 0.86 | 0.54 | 0.62 | 0.00 | 0.00 | 0.00 | 0.12 | 0.66 | 0.81 | 0.13 | 3.16 | 1.59 | 8.49 | |||||||||||||
1992 | ----- | z | 0.37 | 1.05 | d | 0.02 | 3.10 | a | 0.02 | 2.13 | 1.91 | 1.02 | 0.70 | m | 0.00 | b | 2.12 | 11.74 | b | |||||||
1993 | 2.34 | 0.68 | 0.46 | e | 0.05 | b | 0.34 | 0.05 | 1.00 | 2.44 | 0.99 | 2.04 | a | 0.42 | 0.10 | a | 10.91 | |||||||||
1994 | 0.02 | 0.86 | 0.28 | 0.93 | a | 1.16 | 0.66 | 0.11 | b | 0.67 | 1.08 | f | 0.91 | 0.87 | a | 0.78 | 7.25 | a | ||||||||
1995 | 1.18 | a | 0.20 | b | 1.16 | 0.65 | 0.74 | 0.05 | a | 0.05 | 0.73 | 1.44 | 0.00 | 0.17 | 0.56 | 6.93 | ||||||||||
1996 | 0.08 | 0.02 | 0.08 | 0.11 | 0.03 | 1.01 | 1.06 | 0.69 | 0.69 | 1.35 | j | 0.75 | e | 0.21 | 4.73 | a | ||||||||||
1997 | 0.34 | d | 0.32 | a | 0.02 | r | 1.26 | a | 0.97 | e | 0.36 | 1.04 | 1.13 | c | 1.33 | a | 0.60 | b | 0.27 | 0.65 | 8.27 | a | ||||
1998 | 0.61 | 0.80 | 0.60 | a | 0.39 | 0.00 | 0.00 | 1.75 | 0.27 | 0.42 | ----- | z | 0.54 | b | ----- | z | 5.38 | b | ||||||||
1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.20 | 1.24 | 1.99 | 0.41 | f | ----- | z | ----- | z | ----- | z | 3.43 | i | |||
2000 | 0.68 | d | 0.28 | 1.88 | b | 0.00 | a | 0.00 | ----- | z | ----- | z | 0.48 | j | 0.29 | b | 1.33 | e | 0.25 | b | 0.80 | 5.51 | c | |||
2001 | 1.01 | l | 0.15 | c | ----- | z | 0.00 | 0.51 | 0.14 | 1.05 | 0.85 | b | 0.45 | g | 0.04 | b | 0.03 | t | 0.50 | d | 3.24 | d | ||||
2002 | 0.00 | s | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2003 | ----- | z | ----- | z | 0.20 | v | 0.00 | 0.00 | 0.00 | ----- | z | 0.14 | a | 1.37 | 0.95 | d | 0.98 | e | 0.00 | g | 3.44 | e | ||||
2004 | ----- | z | 0.46 | a | 0.00 | k | 0.76 | h | 0.00 | g | 0.20 | i | 0.40 | g | 0.04 | l | 1.86 | h | 0.52 | c | 0.81 | 1.20 | o | 1.79 | i | |
2005 | ----- | z | 2.04 | 0.29 | e | 0.40 | 0.04 | f | 0.14 | 0.47 | 1.28 | a | 0.61 | 0.89 | b | 0.00 | 0.10 | 6.22 | b | |||||||
2006 | 0.22 | c | 0.00 | 0.60 | 0.00 | 0.42 | 0.00 | 0.25 | c | 1.10 | e | 1.07 | f | 2.35 | 0.00 | 0.46 | 5.40 | a | ||||||||
2007 | 0.63 | 0.14 | 0.59 | 0.90 | b | 0.64 | i | 0.09 | 0.63 | b | 0.39 | 0.63 | 0.00 | ----- | z | ----- | z | 4.00 | c | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.46 | 0.46 | 0.50 | 0.40 | 0.49 | 0.27 | 0.69 | 0.97 | 0.81 | 0.77 | 0.52 | 0.57 | 7.07 | |||||||||||||
S.D. | 0.54 | 0.44 | 0.46 | 0.46 | 0.59 | 0.45 | 0.69 | 0.83 | 0.70 | 0.88 | 0.56 | 0.48 | 2.98 | |||||||||||||
SKEW | 1.88 | 1.40 | 0.84 | 1.51 | 2.21 | 2.70 | 1.41 | 1.15 | 1.21 | 2.09 | 1.99 | 1.03 | 0.93 | |||||||||||||
MAX | 2.61 | 2.04 | 1.88 | 2.11 | 3.10 | 2.63 | 3.00 | 3.34 | 3.28 | 5.03 | 3.16 | 2.12 | 15.85 | |||||||||||||
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 | 2.14 | |||||||||||||
YRS | 70 | 72 | 69 | 74 | 64 | 72 | 70 | 71 | 69 | 70 | 73 | 68 | 41 |