YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1915 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1916 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1917 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.58 | 2.23 | a | 0.50 | 0.47 | v | 0.20 | 4.51 | h | |||
1918 | ----- | z | ----- | z | 0.30 | 3.57 | ----- | z | 1.16 | 2.65 | 4.07 | q | 2.62 | 1.45 | 0.24 | 1.05 | y | 11.99 | e | |||||||
1919 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.77 | 0.67 | 0.70 | 3.14 | i | |||
1920 | ----- | z | 3.25 | a | ----- | z | ----- | z | ----- | z | 0.15 | ----- | z | 0.60 | ----- | z | ----- | z | ----- | z | ----- | z | 4.00 | i | ||
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1922 | ----- | z | ----- | z | ----- | z | 0.35 | a | ----- | z | ----- | z | 3.15 | q | 3.04 | ----- | z | ----- | z | 0.47 | ----- | z | 3.86 | i | ||
1923 | 0.63 | a | 0.64 | ----- | z | 0.44 | 0.16 | ----- | z | 2.30 | 1.38 | 2.66 | t | 0.30 | 0.56 | 0.19 | 6.60 | c | ||||||||
1924 | 1.66 | 0.11 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.77 | j | ||
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1929 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1930 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1931 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1932 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1934 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1935 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1936 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.32 | u | 2.67 | n | 3.54 | k | 4.34 | ----- | z | 0.20 | r | 0.30 | y | 4.34 | k | |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | 1.44 | x | 3.40 | 0.81 | 2.08 | 3.15 | ----- | z | ----- | z | ----- | z | 9.44 | h | ||||
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.57 | u | ----- | z | 1.55 | 1.65 | 0.85 | b | 0.31 | 4.36 | h | |||
1942 | 0.75 | 1.58 | 1.40 | 0.32 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.50 | 0.37 | 5.92 | f | ||||||
1943 | 1.12 | 0.63 | 0.64 | 0.36 | 0.73 | 2.13 | 2.98 | 6.88 | 3.81 | 1.62 | a | 0.92 | 2.33 | 24.15 | ||||||||||||
1944 | 0.45 | 0.94 | 1.84 | 0.32 | a | 1.26 | 1.83 | 2.67 | u | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 6.64 | f | |||||
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.42 | h | 4.68 | 8.72 | 1.34 | b | 2.12 | 1.41 | a | 18.27 | g | |||
1961 | 0.42 | 0.87 | ----- | z | 2.34 | 2.98 | 2.93 | 4.59 | 3.34 | 3.95 | 3.05 | 1.88 | 2.98 | 29.33 | a | |||||||||||
1962 | 2.11 | 2.41 | 0.24 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.67 | 1.45 | 0.70 | 1.35 | 9.93 | e | |||||||
1963 | 3.78 | a | ----- | z | ----- | z | ----- | z | ----- | z | 1.83 | 1.68 | 2.58 | 1.85 | 0.49 | 0.21 | 0.88 | 13.30 | d | |||||||
1964 | 0.55 | 0.51 | 1.47 | 2.27 | 1.35 | 3.21 | 4.16 | 0.92 | 1.35 | 2.75 | ----- | z | ----- | z | 18.54 | b | ||||||||||
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 4.39 | 2.52 | ----- | z | ----- | z | ----- | z | ----- | z | 6.91 | j | ||
1966 | ----- | z | ----- | z | ----- | z | ----- | z | 1.08 | b | 1.88 | 1.01 | 1.50 | 1.22 | 0.26 | b | 0.07 | b | 0.05 | d | 7.07 | d | ||||
1967 | 0.00 | f | ----- | z | 2.54 | 0.02 | 0.16 | 3.34 | 1.89 | 4.22 | 3.11 | ----- | z | 0.00 | l | 0.10 | i | 15.28 | e | |||||||
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 | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1975 | ----- | z | ----- | z | 0.47 | a | 2.80 | a | 0.32 | n | 0.96 | k | 3.19 | e | ----- | z | 0.58 | o | 1.41 | m | 0.14 | e | 0.94 | f | 6.60 | h |
1976 | 1.39 | e | 0.35 | g | ----- | z | 0.35 | s | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.39 | k |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.41 | 0.21 | x | 1.51 | f | 1.41 | k | |
1978 | 0.51 | 1.09 | 0.36 | b | 0.35 | 0.75 | 2.26 | b | 2.26 | 0.97 | b | 1.90 | 3.62 | 1.74 | 1.61 | b | 17.42 | |||||||||
1979 | 0.83 | 0.06 | 2.65 | 0.44 | 0.13 | h | 0.66 | p | 4.04 | a | 1.96 | a | 2.24 | b | 1.18 | 1.35 | 1.26 | 16.01 | b | |||||||
1980 | 1.60 | 0.34 | 0.55 | 0.14 | 0.60 | 2.88 | d | 4.45 | b | 4.45 | 3.25 | c | 1.62 | 0.29 | 0.72 | 20.89 | ||||||||||
1981 | 0.34 | a | 0.94 | b | 1.08 | 0.17 | 1.27 | c | 3.16 | f | 6.32 | 5.75 | 2.36 | b | 6.70 | 1.94 | 0.82 | 27.69 | a | |||||||
1982 | 0.26 | d | 0.67 | 0.89 | a | 0.27 | 0.76 | c | 2.44 | 3.54 | a | 1.33 | 4.72 | c | 2.47 | a | 1.35 | 0.12 | 18.82 | |||||||
1983 | 0.61 | 0.56 | a | 0.22 | b | 0.95 | 1.39 | b | 1.97 | 3.67 | 6.13 | a | 3.00 | 4.13 | b | 0.10 | 0.50 | 23.23 | ||||||||
1984 | 1.07 | 0.80 | a | 0.21 | 0.20 | 0.96 | d | ----- | z | 3.29 | 3.42 | 1.04 | 0.96 | 0.93 | 2.78 | 15.66 | a | |||||||||
1985 | ----- | z | 1.18 | 1.15 | c | 0.60 | b | 0.97 | 5.68 | p | 4.53 | a | 4.46 | 4.07 | b | 0.79 | 0.56 | 1.30 | 19.61 | b | ||||||
1986 | 1.32 | 0.51 | 1.02 | 0.77 | 0.60 | 3.20 | f | 2.99 | 2.31 | 1.94 | 1.69 | 1.52 | 1.53 | 16.20 | a | |||||||||||
1987 | 1.77 | 0.43 | 0.02 | 0.92 | 0.38 | 1.91 | a | 3.17 | c | 1.11 | 3.04 | b | 3.22 | 0.91 | 1.00 | 17.88 | ||||||||||
1988 | 0.48 | 1.87 | a | 1.75 | 1.05 | 2.31 | h | 3.83 | 3.03 | 3.71 | e | ----- | z | 3.33 | b | 1.13 | 1.86 | 22.04 | b | |||||||
1989 | 1.83 | 0.28 | b | 1.12 | e | 0.88 | 2.64 | i | 3.29 | 1.26 | a | 0.65 | 5.46 | c | 2.18 | ----- | z | 2.38 | 19.33 | b | ||||||
1990 | 1.17 | 1.73 | c | 1.63 | d | 0.38 | ----- | z | 3.12 | 1.80 | 4.57 | a | 9.40 | ----- | z | 1.19 | 3.86 | 28.85 | b | |||||||
1991 | 1.84 | 1.05 | c | 1.44 | 0.50 | a | 0.48 | i | 1.84 | 3.95 | 1.92 | a | 2.77 | c | 1.54 | a | 1.37 | 0.74 | 18.96 | a | ||||||
1992 | 1.11 | 0.94 | 0.60 | f | 0.64 | 1.63 | c | 2.58 | h | 3.13 | a | 4.73 | 2.36 | a | 1.02 | 0.84 | 1.28 | 17.68 | b | |||||||
1993 | 1.73 | 0.47 | 0.50 | j | 0.09 | 1.44 | 2.79 | 1.36 | 4.04 | 4.07 | a | 2.29 | 2.73 | 1.18 | 22.19 | a | ||||||||||
1994 | 0.68 | b | 0.65 | g | 0.25 | 0.47 | 0.88 | i | 4.63 | 2.18 | 1.38 | 1.80 | a | 1.95 | 2.48 | 1.19 | h | 15.82 | c | |||||||
1995 | 3.06 | b | 0.74 | a | 0.43 | 0.24 | 1.14 | 3.71 | b | 3.09 | 1.88 | 2.89 | 0.76 | 0.43 | 0.54 | g | 18.37 | a | ||||||||
1996 | 0.62 | 1.84 | 0.43 | c | 0.27 | 1.11 | f | 0.99 | 3.56 | b | 3.24 | 1.31 | c | 2.48 | 0.69 | e | 0.62 | 16.05 | a | |||||||
1997 | 0.65 | 0.84 | 0.30 | 0.16 | 2.12 | 1.06 | 2.51 | 3.29 | 0.45 | c | 2.43 | 1.28 | 0.92 | 16.01 | ||||||||||||
1998 | 0.06 | 0.19 | a | 0.05 | 0.07 | 1.94 | 1.77 | 2.55 | 3.11 | 2.32 | a | 1.63 | 0.20 | 0.47 | 14.36 | |||||||||||
1999 | 0.92 | a | 0.28 | 2.25 | f | 1.03 | c | 1.11 | d | 2.65 | 3.20 | 3.50 | 2.98 | a | 3.53 | d | 0.86 | 3.06 | 23.12 | a | ||||||
2000 | 1.55 | b | 0.18 | b | 0.58 | c | 0.71 | b | 0.35 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.37 | g | |
2001 | ----- | z | ----- | z | 0.26 | u | 1.30 | 1.37 | 0.91 | 4.86 | 1.25 | 1.62 | 1.07 | 0.38 | a | 0.62 | n | 12.76 | d | |||||||
2002 | ----- | z | 0.40 | a | 0.20 | 0.84 | 1.63 | d | 1.74 | 2.76 | ----- | z | 4.17 | ----- | z | ----- | z | ----- | z | 11.74 | e | |||||
2003 | 1.11 | a | ----- | z | 0.84 | a | 0.00 | 1.43 | 1.41 | 3.20 | 3.29 | 2.78 | ----- | z | ----- | z | ----- | z | 14.06 | d | ||||||
2004 | ----- | z | 1.24 | j | 1.05 | p | 0.28 | o | 2.05 | 2.05 | 1.81 | 1.21 | 6.38 | 2.77 | 1.06 | 1.79 | i | 17.33 | e | |||||||
2005 | 0.53 | e | 1.04 | e | 0.58 | 0.11 | a | 3.55 | 2.30 | 3.68 | 2.61 | 5.78 | 0.77 | 2.57 | ----- | z | 23.52 | a | ||||||||
2006 | 0.50 | 0.63 | 0.39 | 1.40 | 0.78 | 3.60 | 3.14 | c | 9.47 | 3.33 | 4.06 | 0.08 | 1.55 | 28.93 | ||||||||||||
2007 | 2.13 | 0.10 | 1.06 | 0.04 | 2.16 | 2.01 | 3.67 | 1.91 | 3.90 | 0.86 | a | 0.78 | 0.71 | 19.33 | ||||||||||||
2008 | 1.14 | 0.21 | b | ----- | z | 1.17 | d | 1.32 | b | 2.13 | 5.67 | 2.87 | 4.25 | 1.46 | e | 0.00 | p | 0.00 | i | 20.22 | c | |||||
2009 | 1.21 | 1.60 | k | 1.36 | c | 0.01 | 0.56 | 3.00 | 0.50 | 4.97 | 1.39 | 0.73 | 0.00 | 0.87 | c | 14.60 | a | |||||||||
2010 | 0.71 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.71 | k | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.13 | 0.84 | 0.87 | 0.71 | 1.25 | 2.35 | 3.07 | 3.04 | 3.18 | 1.93 | 0.98 | 1.23 | 20.10 | |||||||||||||
S.D. | 0.77 | 0.69 | 0.68 | 0.79 | 0.76 | 0.96 | 1.26 | 1.84 | 1.86 | 1.28 | 0.73 | 0.93 | 4.33 | |||||||||||||
SKEW | 1.42 | 1.59 | 0.96 | 1.97 | 1.08 | 0.09 | 0.18 | 1.17 | 1.51 | 1.42 | 0.74 | 1.07 | 0.71 | |||||||||||||
MAX | 3.78 | 3.25 | 2.65 | 3.57 | 3.55 | 4.63 | 6.32 | 9.47 | 9.40 | 6.70 | 2.73 | 3.86 | 28.93 | |||||||||||||
MIN | 0.06 | 0.06 | 0.02 | 0.00 | 0.16 | 0.15 | 0.50 | 0.60 | 0.45 | 0.26 | 0.00 | 0.05 | 14.36 | |||||||||||||
YRS | 39 | 36 | 34 | 41 | 32 | 35 | 42 | 43 | 43 | 41 | 40 | 34 | 10 |