YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1901 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.40 | 0.91 | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | |||||
1902 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1903 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1905 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1906 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1907 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1910 | ----- | z | 0.02 | 0.53 | 0.20 | 0.00 | 0.02 | 0.38 | 1.35 | 0.04 | ----- | z | 1.60 | ----- | z | ----- | z | |||||||||
1911 | ----- | z | 0.98 | 0.30 | 0.00 | 0.00 | 0.13 | 0.15 | 0.34 | 0.70 | 0.70 | 0.00 | 0.25 | ----- | z | |||||||||||
1912 | ----- | z | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.55 | 0.10 | 0.65 | 0.03 | 0.32 | ----- | z | ||||||
1913 | 0.58 | 0.85 | s | 0.15 | 0.28 | 0.00 | 0.03 | 1.10 | ----- | z | 0.50 | 0.03 | 0.50 | 0.10 | ----- | z | ||||||||||
1914 | 0.50 | 0.50 | 0.28 | 0.35 | ----- | z | 0.67 | 0.50 | 0.55 | 0.37 | 0.57 | ----- | z | 0.57 | ----- | z | ||||||||||
1915 | 2.07 | ----- | z | ----- | z | 0.57 | 0.30 | 0.00 | 1.15 | 1.00 | 0.75 | 0.01 | 0.16 | 0.40 | ----- | z | ||||||||||
1916 | 0.70 | 0.37 | 0.25 | ----- | z | 0.81 | 0.00 | 0.90 | 0.45 | 0.31 | 0.67 | 0.00 | 0.60 | ----- | z | |||||||||||
1917 | ----- | z | 0.30 | 0.20 | 0.63 | 0.70 | 0.00 | 0.47 | 0.57 | 0.44 | 0.01 | 0.00 | 0.00 | ----- | z | |||||||||||
1918 | 1.29 | 0.59 | 0.60 | x | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
1919 | 0.50 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.66 | ----- | z | ----- | z | ----- | z | 0.28 | ----- | z | ||
1921 | 1.34 | 0.24 | 0.39 | 0.09 | 0.71 | 0.00 | 1.12 | 1.30 | 0.62 | 1.70 | 0.15 | 0.85 | 1.70 | |||||||||||||
1922 | 0.80 | 0.27 | 0.45 | 0.66 | 0.42 | 0.34 | 2.10 | 0.56 | t | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||||||
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1924 | 0.05 | 0.00 | 1.00 | 0.33 | 0.15 | 0.25 | 0.45 | 0.10 | 0.70 | 0.18 | 0.00 | 0.40 | 1.00 | |||||||||||||
1925 | 0.03 | 0.80 | ----- | z | 1.03 | ----- | z | ----- | z | ----- | z | 0.58 | c | 1.25 | a | ----- | z | 0.30 | 0.60 | ----- | z | |||||
1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.33 | 0.12 | 0.10 | ----- | z | ----- | z | |||
1927 | ----- | z | ----- | z | ----- | z | 0.00 | ----- | z | ----- | z | 0.15 | 0.70 | 0.80 | 0.45 | ----- | z | ----- | z | ----- | z | |||||
1928 | ----- | z | ----- | z | 0.09 | 0.24 | 0.05 | 0.00 | 0.50 | 0.19 | 0.60 | 0.05 | ----- | z | 0.59 | ----- | z | |||||||||
1929 | 0.41 | 0.31 | 0.00 | 0.23 | 0.35 | 0.00 | 0.12 | r | 1.44 | 0.45 | x | 0.27 | 0.00 | ----- | z | ----- | z | |||||||||
1930 | 0.75 | 0.39 | 0.99 | 0.25 | 1.03 | x | 0.11 | 1.35 | s | 1.37 | ----- | z | 0.59 | 0.36 | 0.00 | ----- | z | |||||||||
1931 | 0.62 | 0.90 | 0.12 | 1.44 | 0.40 | 0.20 | 2.70 | 0.98 | 0.10 | 0.23 | 0.50 | 1.00 | 2.70 | |||||||||||||
1932 | 0.25 | 0.75 | 0.20 | 0.06 | 0.27 | 0.19 | 0.16 | 1.27 | 1.03 | 0.15 | 0.04 | 0.60 | 1.27 | |||||||||||||
1933 | 1.13 | 0.00 | ----- | z | 0.20 | a | 0.14 | ----- | z | 0.66 | 0.28 | 0.34 | 0.21 | 0.40 | 0.05 | ----- | z | |||||||||
1934 | 0.34 | 0.62 | 0.00 | 0.18 | 0.04 | 0.55 | 0.46 | 0.69 | 0.00 | 0.25 | 0.52 | 1.06 | 1.06 | |||||||||||||
1935 | 0.71 | 1.37 | 0.60 | 0.17 | 0.09 | ----- | z | 0.61 | 0.30 | 0.34 | 0.09 | 0.03 | 0.26 | ----- | z | |||||||||||
1936 | 0.02 | 0.40 | 0.73 | 0.10 | 0.00 | 0.26 | 0.60 | 0.55 | 0.19 | 0.77 | 0.07 | 1.49 | 1.49 | |||||||||||||
1937 | 0.50 | 0.38 | 0.90 | 0.28 | 0.00 | 0.28 | 0.49 | 0.95 | 0.77 | u | 0.00 | 0.00 | 0.65 | 0.95 | u | |||||||||||
1938 | 0.31 | 0.38 | 0.70 | v | 0.20 | ----- | z | ----- | z | 0.54 | 0.73 | y | 0.30 | 0.44 | ----- | z | ----- | z | ----- | z | ||||||
1939 | 0.66 | 0.06 | y | 0.17 | 0.38 | 0.30 | 0.00 | 0.67 | 0.35 | 3.32 | ----- | z | 0.54 | 0.20 | ----- | z | ||||||||||
1940 | 0.68 | 0.94 | r | 0.00 | 1.14 | 0.12 | 0.14 | 0.16 | 1.45 | 3.32 | 0.43 | 0.58 | 0.80 | 3.32 | r | |||||||||||
1941 | 0.50 | 0.81 | 0.92 | 0.87 | 0.15 | 0.00 | 0.54 | 0.64 | 0.28 | 0.37 | 0.77 | 0.60 | 0.92 | |||||||||||||
1942 | 0.12 | 0.05 | 0.05 | 0.67 | 0.00 | 0.00 | 0.66 | 1.77 | 0.09 | 0.03 | 0.33 | 0.90 | 1.77 | |||||||||||||
1943 | 0.92 | 0.30 | 0.48 | 0.45 | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 1.24 | ----- | z | ||||||||
1944 | ----- | z | 1.11 | ----- | z | 0.34 | 0.11 | 0.00 | 0.00 | 1.48 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | |||||||
1945 | 0.23 | 0.25 | 0.95 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
1946 | ----- | z | ----- | z | 0.55 | 0.50 | ----- | z | 0.00 | 0.97 | 1.30 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||||
1947 | ----- | z | ----- | z | ----- | z | 0.01 | 0.00 | 0.00 | 0.25 | 0.15 | 0.06 | 0.25 | 0.40 | 0.50 | ----- | z | |||||||||
1948 | 0.00 | 0.72 | 0.64 | 0.11 | 0.00 | 0.16 | 1.06 | 0.75 | 0.12 | 0.65 | 0.00 | 0.47 | 1.06 | |||||||||||||
1949 | 0.48 | 0.16 | a | 0.22 | a | 0.70 | 0.29 | 0.20 | 0.42 | 1.02 | 0.39 | 0.23 | 0.29 | 0.68 | 1.02 | b | ||||||||||
1950 | 0.24 | 0.40 | 0.23 | 0.00 | 0.03 | 0.00 | a | 0.70 | 0.92 | 0.58 | 0.00 | 0.07 | 0.06 | 0.92 | a | |||||||||||
1951 | 0.47 | 0.13 | 0.26 | 0.41 | 0.63 | 0.00 | 0.70 | 1.58 | 0.44 | 1.09 | 0.75 | 0.81 | 1.58 | |||||||||||||
1952 | 0.69 | 0.07 | 0.71 | 0.81 | 0.00 | 0.79 | 0.62 | 0.28 | 0.82 | 0.00 | 0.80 | 0.70 | 0.82 | |||||||||||||
1953 | 0.08 | c | 0.08 | 0.10 | 0.46 | 0.05 | 0.00 | 1.09 | 2.06 | 0.00 | 0.11 | 0.09 | 0.24 | 2.06 | c | |||||||||||
1954 | 0.66 | 0.73 | 0.80 | 0.15 | 0.06 | 0.00 | 0.55 | 0.75 | 0.42 | 0.00 | 0.10 | 0.35 | 0.80 | |||||||||||||
1955 | 0.49 | 0.40 | 0.00 | 0.48 | 0.08 | 0.20 | 0.70 | 1.95 | 0.00 | 0.08 | 0.34 | 0.29 | 1.95 | |||||||||||||
1956 | 0.62 | 0.12 | 0.00 | 0.00 | g | 0.00 | 0.00 | 0.44 | a | 0.06 | 0.02 | 0.02 | 0.00 | 0.00 | 0.62 | h | ||||||||||
1957 | 0.44 | 0.50 | 0.34 | 0.25 | 0.80 | 1.15 | a | 0.25 | f | 0.73 | 0.00 | 1.50 | 0.23 | 0.34 | 1.50 | g | ||||||||||
1958 | 0.42 | 1.30 | 0.56 | 0.68 | 0.43 | 0.00 | 0.58 | 0.54 | 1.50 | 0.99 | 0.75 | 0.00 | 1.50 | |||||||||||||
1959 | 0.32 | 0.37 | 0.00 | 0.01 | 0.02 | 0.02 | 0.52 | 1.60 | 0.79 | 0.78 | 0.70 | 0.30 | 1.60 | |||||||||||||
1960 | 0.54 | 0.55 | 0.25 | 0.42 | 0.34 | 0.16 | 0.08 | 0.78 | 1.64 | 0.38 | 1.15 | 0.08 | 1.64 | |||||||||||||
1961 | 1.06 | 0.00 | 0.29 | 0.38 | 0.01 | 0.00 | 0.28 | 1.04 | 0.14 | 0.18 | 0.16 | 0.38 | 1.06 | |||||||||||||
1962 | 0.64 | 1.01 | 0.33 | 0.00 | 0.00 | 0.89 | 0.70 | 0.37 | 0.71 | 0.41 | 0.00 | 0.57 | 1.01 | |||||||||||||
1963 | 0.16 | 0.73 | 0.65 | 0.21 | 0.00 | 0.00 | 0.18 | 0.80 | 1.32 | 0.56 | 0.75 | 0.03 | 1.32 | |||||||||||||
1964 | 0.26 | 0.00 | 0.47 | 0.33 | 0.07 | 0.08 | 1.18 | 1.47 | 0.50 | 0.00 | 0.20 | 0.36 | 1.47 | |||||||||||||
1965 | 0.40 | 1.15 | 0.51 | 0.70 | 0.22 | 0.06 | 0.68 | 0.65 | 0.09 | 0.51 | 0.99 | 1.86 | 1.86 | |||||||||||||
1966 | 0.04 | 0.98 | 0.61 | 0.10 | 0.19 | 0.09 | 0.34 | 0.34 | 0.73 | 0.43 | 0.16 | 0.45 | 0.98 | |||||||||||||
1967 | 0.27 | 0.00 | 0.91 | 0.50 | 0.08 | 0.00 | 0.44 | 2.31 | 0.72 | 0.00 | 0.35 | 0.57 | 2.31 | |||||||||||||
1968 | 0.36 | 0.48 | 0.19 | 0.31 | 0.16 | 0.44 | 0.08 | 0.00 | r | 0.54 | 1.02 | 0.32 | 0.34 | 1.02 | r | |||||||||||
1969 | 0.64 | 0.53 | 0.74 | 0.15 | 0.03 | 0.00 | 0.46 | 2.84 | 0.69 | h | 0.58 | 0.23 | 0.10 | 2.84 | h | |||||||||||
1970 | 0.16 | 0.05 | 1.37 | 0.47 | 0.00 | 0.15 | 0.69 | 0.55 | 0.45 | 0.17 | 0.38 | 0.36 | 1.37 | |||||||||||||
1971 | 0.00 | 1.00 | 0.15 | 0.09 | 0.49 | 0.00 | 0.01 | 0.90 | 0.23 | 0.38 | 0.03 | 0.24 | 1.00 | |||||||||||||
1972 | 0.00 | 0.00 | 0.00 | 0.15 | 0.01 | 1.00 | 0.50 | 2.70 | 0.83 | 0.87 | 0.78 | 0.33 | 2.70 | |||||||||||||
1973 | 0.25 | 0.48 | 1.37 | 0.26 | 0.23 | 0.30 | 0.26 | 0.73 | 0.00 | 0.00 | 0.36 | 0.00 | 1.37 | |||||||||||||
1974 | 0.58 | 0.06 | 0.44 | 0.02 | 0.00 | 0.00 | 0.71 | 0.02 | 0.91 | 0.24 | 0.02 | 0.31 | 0.91 | |||||||||||||
1975 | 0.28 | 0.11 | 0.29 | 0.25 | 0.07 | 0.00 | 0.20 | 0.23 | 0.21 | 0.17 | 0.47 | 0.32 | 0.47 | |||||||||||||
1976 | 0.02 | 0.97 | 0.21 | 1.22 | 0.23 | 0.00 | 1.48 | 0.00 | 1.53 | 0.17 | 0.20 | 0.59 | 1.53 | |||||||||||||
1977 | 0.35 | 0.02 | 0.26 | 0.15 | 0.53 | 0.09 | 0.57 | 0.31 | 1.07 | a | 0.33 | 0.40 | 0.80 | b | 1.07 | c | ||||||||||
1978 | 0.85 | 1.06 | 1.23 | 0.59 | 0.22 | 0.00 | 1.30 | 0.46 | 0.44 | 0.83 | 1.02 | 1.12 | 1.30 | |||||||||||||
1979 | 0.61 | 0.41 | 0.69 | 0.02 | 0.49 | b | 0.29 | 1.35 | 2.06 | 0.01 | 0.41 | 0.00 | 1.46 | e | 2.06 | g | ||||||||||
1980 | 0.53 | a | 1.00 | b | 0.77 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.49 | 0.47 | 0.45 | 0.36 | 0.19 | 0.16 | 0.64 | 0.92 | 0.58 | 0.38 | 0.34 | 0.50 | 1.39 | |||||||||||||
S.D. | 0.38 | 0.39 | 0.36 | 0.32 | 0.23 | 0.26 | 0.48 | 0.65 | 0.67 | 0.38 | 0.35 | 0.40 | 0.52 | |||||||||||||
SKEW | 1.50 | 0.53 | 0.77 | 1.30 | 1.26 | 2.22 | 1.89 | 0.95 | 2.49 | 1.37 | 1.31 | 1.21 | 0.88 | |||||||||||||
MAX | 2.07 | 1.37 | 1.37 | 1.44 | 0.81 | 1.15 | 2.70 | 2.84 | 3.32 | 1.70 | 1.60 | 1.86 | 2.70 | |||||||||||||
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 | 0.47 | |||||||||||||
YRS | 59 | 59 | 58 | 61 | 57 | 59 | 59 | 61 | 59 | 59 | 58 | 58 | 35 |