YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1911 | ----- | z | ----- | z | 0.00 | 1.00 | 0.40 | 2.67 | 1.39 | 1.28 | ----- | z | ----- | z | 2.80 | a | 1.23 | 10.77 | d | |||||||
1912 | 1.03 | f | 3.05 | v | ----- | z | 2.50 | ----- | z | ----- | z | 1.80 | 0.70 | 1.85 | c | 1.26 | 0.57 | 1.33 | 10.01 | e | ||||||
1913 | 0.70 | a | 1.66 | 1.90 | ----- | z | 0.35 | 1.35 | 1.18 | w | 0.86 | 1.45 | 1.00 | 1.20 | ----- | z | 10.47 | c | ||||||||
1914 | 1.77 | t | 1.35 | q | ----- | z | 0.96 | x | 0.95 | 0.21 | y | 1.81 | x | ----- | z | 0.72 | 0.68 | 0.00 | ----- | z | 2.35 | h | ||||
1915 | ----- | z | 1.10 | ----- | z | 0.30 | 1.16 | ----- | z | ----- | z | ----- | z | 1.88 | u | 1.10 | 0.85 | ----- | z | 4.51 | g | |||||
1916 | ----- | z | ----- | z | 1.31 | 0.78 | a | 1.27 | v | 0.04 | y | 1.88 | q | 2.31 | 1.13 | t | 1.07 | s | 1.07 | u | 1.94 | t | 4.40 | i | ||
1917 | ----- | z | 3.09 | u | ----- | z | 3.10 | t | 2.59 | u | 1.31 | 1.13 | 1.15 | 0.73 | 0.85 | 0.55 | 1.30 | 7.02 | e | |||||||
1918 | 2.40 | 1.39 | 1.55 | 2.45 | 0.56 | 2.15 | 1.01 | 0.40 | 1.31 | 1.72 | 1.08 | w | 1.19 | 16.13 | a | |||||||||||
1919 | 0.20 | 0.34 | 0.42 | 0.62 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.20 | 2.78 | g | |||||
1920 | ----- | z | 0.60 | s | ----- | z | ----- | z | ----- | z | 0.40 | 0.26 | 4.04 | 1.10 | f | 1.17 | c | 0.80 | u | 1.09 | v | 5.87 | h | |||
1921 | 2.16 | v | 1.34 | r | 0.96 | x | 4.08 | o | 1.83 | u | 1.57 | x | 3.12 | r | 2.17 | v | 0.60 | ----- | z | ----- | z | 1.92 | w | 0.60 | k | |
1922 | 1.21 | x | 2.86 | r | 1.70 | y | 1.51 | y | 2.32 | s | 0.71 | v | 0.25 | w | 1.07 | v | ----- | z | ----- | z | 1.80 | r | 2.76 | t | 0.00 | l |
1923 | 2.00 | u | 1.77 | p | 0.96 | r | 3.21 | s | 2.43 | u | 1.31 | w | 3.99 | o | 1.59 | p | 3.89 | 5.42 | u | 0.58 | v | 0.71 | y | 3.89 | k | |
1924 | ----- | z | 1.13 | y | 4.38 | i | 1.23 | s | 3.57 | r | 0.12 | v | 2.10 | o | 0.33 | w | 1.04 | v | 1.39 | y | ----- | z | 2.49 | t | 0.00 | l |
1925 | 1.31 | t | 0.25 | v | ----- | z | 0.60 | u | 1.21 | r | 3.46 | q | 2.34 | n | 3.42 | m | 1.68 | r | 4.42 | p | 1.32 | x | 2.00 | t | 0.00 | l |
1926 | ----- | z | 0.84 | v | ----- | z | 3.30 | n | 2.45 | n | 1.44 | p | 3.21 | g | 0.69 | t | 1.23 | t | ----- | z | 1.50 | s | 0.48 | y | 0.00 | l |
1927 | ----- | z | 2.40 | r | ----- | z | 2.38 | s | ----- | z | 1.73 | s | 2.45 | q | 1.48 | l | 2.00 | v | ----- | z | ----- | z | ----- | z | 0.00 | l |
1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.09 | t | ----- | z | ----- | z | 2.15 | x | 1.19 | 1.16 | x | 1.19 | k | |
1929 | 1.94 | w | 1.15 | u | 3.92 | x | ----- | z | 1.45 | y | 0.90 | w | 1.78 | w | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1930 | ----- | z | 0.98 | x | ----- | z | ----- | z | 1.38 | ----- | z | ----- | z | ----- | z | ----- | z | 0.66 | v | 1.07 | w | 0.25 | w | 1.38 | k | |
1931 | ----- | z | 1.39 | n | 1.40 | o | 1.92 | p | 1.94 | k | 1.97 | o | 1.68 | q | 1.43 | q | 2.07 | 1.97 | ----- | z | 0.63 | a | 4.67 | i | ||
1932 | 0.56 | a | 1.72 | k | 3.45 | 1.12 | a | 0.33 | 0.16 | 0.95 | 0.76 | 0.20 | 1.78 | 2.44 | n | ----- | z | 9.31 | c | |||||||
1933 | 0.76 | x | 0.41 | v | 1.18 | 4.26 | r | 2.05 | w | 0.02 | 0.41 | 1.41 | 1.34 | 0.00 | 0.16 | 1.28 | 5.80 | d | ||||||||
1934 | 0.48 | 2.80 | h | 0.80 | a | 0.63 | 2.63 | a | 0.74 | 1.81 | 1.15 | 1.58 | 0.16 | 1.26 | 0.55 | v | 11.24 | b | ||||||||
1935 | 1.66 | 0.66 | x | 1.57 | 3.94 | 1.42 | 0.40 | 1.99 | 0.68 | 0.73 | 0.58 | 0.86 | 0.33 | 14.16 | a | |||||||||||
1936 | 1.79 | y | 3.04 | 1.32 | 1.50 | 0.74 | 0.60 | 3.51 | 2.38 | 0.60 | 0.58 | 0.00 | 1.68 | 15.95 | a | |||||||||||
1937 | 0.55 | 1.28 | x | 1.64 | 2.08 | 1.44 | 2.08 | 2.97 | 1.34 | 0.00 | 0.93 | 3.21 | w | ----- | z | 13.03 | c | |||||||||
1938 | 1.56 | y | 0.32 | y | 2.39 | 2.33 | a | 2.87 | 1.65 | 1.17 | 2.73 | 1.96 | 0.83 | 1.32 | 1.32 | c | 18.57 | b | ||||||||
1939 | 1.92 | 1.15 | s | 1.56 | 0.48 | t | 0.69 | p | 1.12 | 0.29 | ----- | z | 1.87 | 0.66 | w | 0.03 | ----- | z | 6.79 | f | ||||||
1940 | 1.96 | v | 1.05 | x | 1.73 | y | 2.18 | d | 1.47 | a | 1.19 | 2.33 | 2.06 | 3.66 | 1.58 | 1.41 | x | 0.47 | 14.94 | d | ||||||
1941 | ----- | z | 1.07 | a | 1.73 | a | 3.27 | v | 0.76 | 1.56 | 1.71 | a | 2.49 | 0.81 | 1.94 | 1.12 | 0.73 | 13.92 | b | |||||||
1942 | 1.07 | 1.12 | 1.79 | 4.35 | a | 2.14 | 2.24 | 2.59 | 0.73 | 0.98 | 2.34 | ----- | z | 1.29 | 20.64 | a | ||||||||||
1943 | ----- | z | 1.66 | r | 1.34 | 0.06 | 3.09 | w | 1.56 | 0.33 | 1.07 | 0.00 | 0.45 | 0.66 | a | 0.33 | 5.80 | c | ||||||||
1944 | 0.45 | 1.11 | 3.12 | 1.86 | c | 1.92 | 1.19 | 1.18 | 0.11 | 0.49 | 1.86 | 1.47 | x | 1.17 | 14.46 | a | ||||||||||
1945 | 1.27 | 2.43 | 2.59 | a | 3.16 | u | 1.65 | 4.29 | 2.88 | 2.34 | 2.00 | 0.84 | 1.32 | 1.75 | 23.36 | a | ||||||||||
1946 | ----- | z | 0.68 | a | 1.78 | b | 0.31 | 1.82 | a | 0.50 | 1.26 | 1.85 | 0.81 | 1.02 | ----- | z | 0.10 | 10.13 | b | |||||||
1947 | ----- | z | 2.87 | ----- | z | 1.48 | 1.75 | 4.85 | 1.68 | 0.58 | 2.03 | 0.00 | 1.34 | 1.28 | b | 17.86 | b | |||||||||
1948 | 2.60 | 1.86 | 1.68 | 1.51 | 0.33 | 1.22 | 2.03 | 0.62 | 1.71 | 0.79 | 2.37 | 3.88 | 20.60 | |||||||||||||
1949 | 0.70 | 0.48 | e | 2.62 | b | 0.13 | 1.89 | 6.01 | 0.87 | 1.12 | 1.76 | 1.76 | 0.14 | 0.56 | 18.04 | |||||||||||
1950 | 2.32 | 0.62 | 1.46 | 2.10 | d | 2.25 | 0.29 | 2.25 | 0.92 | 2.35 | 0.16 | 2.65 | 0.54 | 17.91 | ||||||||||||
1951 | 3.50 | 0.54 | 0.98 | 2.23 | 0.94 | 2.47 | 0.72 | 2.52 | 0.50 | 2.27 | a | 0.44 | 2.51 | 19.62 | ||||||||||||
1952 | 0.57 | 0.70 | 2.89 | 1.08 | 1.84 | 0.37 | 1.11 | 1.56 | 0.33 | 0.20 | 0.80 | 0.32 | 11.77 | |||||||||||||
1953 | 2.59 | 2.96 | 0.93 | 1.43 | 0.34 | 0.76 | 1.64 | 2.09 | 0.56 | 0.40 | 1.00 | 0.27 | 14.97 | |||||||||||||
1954 | 0.43 | 0.39 | 2.38 | 0.04 | 1.26 | 0.74 | 1.51 | 1.86 | 2.06 | 1.17 | 0.62 | 0.54 | 13.00 | |||||||||||||
1955 | 1.81 | b | 0.48 | 0.79 | 0.53 | 1.83 | a | 2.68 | 1.48 | 3.23 | 0.20 | 0.49 | 1.23 | 0.52 | a | 15.27 | ||||||||||
1956 | 2.16 | 2.04 | 0.14 | 0.52 | 0.77 | 0.14 | 3.42 | 1.29 | 0.00 | 0.26 | 0.67 | 1.01 | 12.42 | |||||||||||||
1957 | 0.57 | 1.06 | 0.64 | 1.60 | 2.51 | 2.45 | 3.14 | 2.33 | a | 0.24 | 0.93 | 0.72 | 0.36 | 16.55 | ||||||||||||
1958 | 2.25 | 0.73 | 1.05 | 0.74 | 0.80 | 0.62 | 1.61 | 1.63 | 0.74 | 0.06 | 0.80 | 2.03 | 13.06 | |||||||||||||
1959 | 0.69 | 1.15 | 1.51 | 1.45 | 2.00 | 2.57 | 1.08 | 0.92 | 2.35 | 1.90 | 0.07 | 0.04 | 15.73 | |||||||||||||
1960 | 1.10 | 1.45 | 1.78 | 0.76 | 0.84 | 0.77 | 0.85 | 0.77 | 0.86 | 1.00 | 0.87 | 0.86 | 11.91 | |||||||||||||
1961 | 0.25 | 0.49 | 2.05 | 0.89 | 2.09 | 1.17 | 2.16 | 1.61 | 2.39 | 0.71 | 0.41 | 1.52 | 15.74 | |||||||||||||
1962 | 1.51 | 1.20 | 0.91 | 0.23 | 1.33 | 1.05 | 1.24 | 0.98 | 0.74 | 0.90 | 0.11 | 0.20 | 10.40 | |||||||||||||
1963 | 0.97 | 1.00 | 1.16 | 1.37 | 0.43 | 1.63 | 1.45 | 3.05 | 0.77 | 0.25 | 0.08 | 1.77 | 13.93 | |||||||||||||
1964 | 1.05 | 1.06 | 1.20 | 2.55 | 0.37 | 0.94 | 0.62 | 2.02 | 0.63 | 0.08 | 0.99 | 0.91 | 12.42 | |||||||||||||
1965 | 1.65 | 0.19 | 0.49 | 2.18 | 3.24 | 1.74 | 2.00 | 1.59 | 2.13 | 0.31 | 1.28 | 0.55 | 17.35 | |||||||||||||
1966 | 0.29 | 0.47 | 0.45 | 0.69 | 0.43 | 1.41 | 0.88 | 1.36 | 0.88 | 1.16 | a | 0.61 | 1.54 | 10.17 | ||||||||||||
1967 | 1.68 | 1.29 | 1.25 | 1.28 | 1.85 | 2.81 | 1.61 | 0.79 | 2.59 | 0.69 | 1.15 | 2.97 | 19.96 | |||||||||||||
1968 | 0.81 | 2.34 | 0.85 | 4.43 | 1.43 | 0.08 | 1.90 | 3.44 | 1.48 | 0.98 | 2.31 | 1.18 | 21.23 | |||||||||||||
1969 | 1.64 | 1.20 | 1.59 | 1.90 | 1.72 | 4.48 | 0.64 | 1.00 | 1.18 | 3.77 | 0.79 | 2.06 | 21.97 | |||||||||||||
1970 | 2.74 | 1.40 | 3.03 | 1.27 | 1.25 | 2.40 | 0.92 | 1.74 | 2.61 | 2.48 | 1.97 | 1.01 | 22.82 | |||||||||||||
1971 | 2.35 | 2.60 | 1.90 | 1.83 | 2.41 | 0.08 | 0.71 | 1.60 | 1.42 | 0.27 | 1.73 | 0.97 | 17.87 | |||||||||||||
1972 | 1.48 | 1.34 | 0.62 | 1.13 | 0.87 | 0.84 | 0.53 | a | 1.43 | 0.64 | 2.24 | 2.23 | 1.88 | 15.23 | ||||||||||||
1973 | 1.28 | 0.54 | 0.98 | 3.50 | 1.56 | 2.30 | 2.94 | 0.99 | 1.68 | 0.60 | 2.17 | 1.43 | 19.97 | |||||||||||||
1974 | 1.34 | 0.47 | 0.26 | u | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.14 | ----- | z | ----- | z | ----- | z | 2.95 | i | |||
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.13 | 3.74 | 1.52 | 0.48 | 0.26 | 2.22 | 0.72 | c | 9.07 | e | ||||||
1978 | 3.05 | 2.15 | 1.98 | 0.82 | ----- | z | ----- | z | 0.16 | 0.90 | 1.19 | 0.97 | 0.00 | s | 3.10 | a | 14.32 | c | ||||||||
1979 | ----- | z | 0.65 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.65 | k | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.40 | 1.24 | 1.49 | 1.50 | 1.38 | 1.55 | 1.55 | 1.55 | 1.27 | 1.01 | 1.04 | 1.17 | 16.15 | |||||||||||||
S.D. | 0.86 | 0.78 | 0.79 | 1.08 | 0.75 | 1.32 | 0.91 | 0.84 | 0.88 | 0.78 | 0.76 | 0.82 | 3.68 | |||||||||||||
SKEW | 0.52 | 0.87 | 0.48 | 1.03 | 0.33 | 1.41 | 0.66 | 0.88 | 0.83 | 1.10 | 0.64 | 1.20 | 0.12 | |||||||||||||
MAX | 3.50 | 3.04 | 3.45 | 4.43 | 3.24 | 6.01 | 3.74 | 4.04 | 3.89 | 3.77 | 2.80 | 3.88 | 22.82 | |||||||||||||
MIN | 0.20 | 0.19 | 0.00 | 0.04 | 0.33 | 0.02 | 0.16 | 0.11 | 0.00 | 0.00 | 0.00 | 0.04 | 10.17 | |||||||||||||
YRS | 39 | 40 | 46 | 45 | 45 | 48 | 49 | 50 | 53 | 51 | 44 | 46 | 26 |