YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.20 | 1.21 | e | ----- | z | |
1924 | ----- | z | 0.96 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1926 | 0.35 | y | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1927 | ----- | z | ----- | z | 0.60 | a | 0.51 | e | 1.09 | c | 1.22 | 0.02 | 0.06 | 1.80 | 0.96 | 1.23 | 0.97 | a | ----- | z | ||||||
1928 | 1.76 | 1.21 | ----- | z | 0.91 | k | 0.85 | 0.17 | 0.67 | 0.01 | 1.33 | 0.67 | 0.81 | 1.49 | a | ----- | z | |||||||||
1929 | 1.50 | 0.85 | 1.79 | a | 1.95 | b | 0.43 | e | 1.09 | 0.00 | 0.02 | n | 0.22 | 0.60 | b | 0.41 | 1.55 | b | ----- | z | ||||||
1930 | 0.57 | 1.43 | a | 0.38 | c | 0.69 | 0.90 | d | 0.40 | ----- | z | ----- | z | ----- | z | 0.92 | 0.97 | 0.71 | ----- | z | ||||||
1931 | 1.02 | 1.39 | e | 1.21 | 1.06 | 0.53 | 1.35 | 0.00 | 0.00 | 0.56 | 1.81 | 1.45 | 1.47 | 1.81 | e | |||||||||||
1932 | 1.49 | 0.48 | 1.96 | 0.77 | 1.36 | 0.21 | 0.21 | 0.40 | 0.26 | 1.47 | 1.40 | 1.67 | 1.96 | |||||||||||||
1933 | 1.96 | 1.21 | 0.49 | 0.34 | 0.69 | 1.00 | 0.00 | 0.13 | 0.80 | 0.91 | 0.45 | b | 1.13 | 1.96 | b | |||||||||||
1934 | 1.07 | b | 0.83 | 0.63 | a | ----- | z | 0.62 | a | 0.69 | 0.09 | 0.22 | 0.62 | 1.89 | 1.31 | 2.00 | ----- | z | ||||||||
1935 | 1.16 | 0.93 | 0.83 | 1.27 | 0.20 | 0.42 | 0.16 | 0.11 | 0.49 | 0.86 | 0.78 | 1.91 | 1.91 | |||||||||||||
1936 | 1.63 | a | 1.15 | 0.78 | a | 0.92 | 1.48 | 0.63 | 0.25 | 0.00 | 0.52 | 0.04 | 0.33 | 1.00 | 1.63 | b | ||||||||||
1937 | 1.15 | b | 1.21 | 0.62 | n | 1.60 | 0.70 | 0.91 | 0.10 | 0.80 | 0.84 | 1.60 | 1.15 | 1.07 | n | ----- | z | |||||||||
1938 | 1.14 | q | 2.00 | 1.84 | 0.94 | 0.70 | 0.36 | 0.14 | 0.00 | 2.10 | 0.74 | 2.70 | 1.05 | 2.70 | q | |||||||||||
1939 | 1.04 | 1.12 | 1.95 | 0.41 | 0.47 | 0.68 | 0.22 | 0.58 | 0.82 | 1.62 | 0.27 | 1.87 | 1.95 | |||||||||||||
1940 | 0.63 | 1.00 | 1.00 | 0.35 | 0.76 | 1.05 | 0.59 | 0.00 | ----- | z | 0.87 | 0.98 | 1.17 | ----- | z | |||||||||||
1941 | 0.85 | 0.58 | 0.28 | 0.93 | 1.09 | 1.27 | 0.25 | 0.23 | 2.02 | 0.71 | 3.70 | 1.72 | 3.70 | |||||||||||||
1942 | 1.60 | a | 0.87 | 0.64 | 0.50 | 1.38 | 1.17 | 0.20 | 0.02 | 0.16 | 0.95 | 1.88 | 4.48 | 4.48 | a | |||||||||||
1943 | 2.31 | 0.95 | 1.72 | 1.16 | 1.46 | 1.23 | 0.14 | 0.78 | 0.10 | 1.20 | 2.05 | 0.94 | 2.31 | |||||||||||||
1944 | 1.12 | 0.97 | 0.96 | 0.71 | 0.33 | 0.44 | 0.04 | 0.05 | 0.92 | a | 0.66 | 1.58 | 0.56 | a | 1.58 | b | ||||||||||
1945 | 1.07 | 1.44 | 0.78 | 2.11 | 1.12 | 0.63 | 0.22 | 0.61 | 0.90 | 1.14 | 2.50 | 2.56 | 2.56 | |||||||||||||
1946 | 2.23 | 1.21 | 1.41 | 0.54 | 1.30 | 0.72 | 0.22 | 0.30 | 0.94 | 1.85 | c | 2.40 | e | 2.02 | 2.40 | h | ||||||||||
1947 | 1.55 | b | 0.72 | 1.53 | 1.07 | 0.43 | 1.21 | 1.01 | 0.33 | 0.83 | 3.51 | 1.48 | 0.87 | 3.51 | b | |||||||||||
1948 | 2.20 | 3.35 | 1.48 | 0.74 | 0.80 | ----- | z | 0.34 | 0.43 | 1.03 | a | 0.75 | d | 1.34 | a | 3.45 | a | ----- | z | |||||||
1949 | 1.34 | a | 2.00 | d | 1.18 | g | 1.02 | a | 2.51 | e | 0.90 | 0.01 | 0.00 | 0.67 | 1.06 | 1.80 | 1.28 | b | 2.51 | t | ||||||
1950 | 3.34 | d | 0.74 | d | 1.54 | f | 0.51 | d | 0.41 | a | ----- | z | 0.15 | 0.52 | 0.42 | 4.55 | 2.45 | c | 1.83 | h | ----- | z | ||||
1951 | 2.02 | d | 2.97 | e | 1.71 | c | 1.41 | a | 1.12 | b | 0.04 | 0.02 | 0.63 | 0.39 | 4.67 | l | 3.43 | a | 2.45 | f | ----- | z | ||||
1952 | 1.82 | d | 1.42 | c | 3.02 | 1.29 | a | 1.70 | 1.41 | a | 0.00 | 0.01 | 0.78 | 0.21 | 0.72 | 2.00 | 3.02 | i | ||||||||
1953 | 2.35 | c | 1.91 | a | 0.98 | b | 0.63 | a | 1.12 | a | 0.91 | 0.00 | 0.91 | 1.02 | 1.40 | 2.45 | b | 1.79 | 2.45 | j | ||||||
1954 | 1.85 | 0.81 | 0.87 | 0.90 | 0.44 | 0.67 | 0.68 | 0.74 | 0.55 | 0.83 | 0.51 | c | 1.37 | 1.85 | c | |||||||||||
1955 | 1.15 | 0.57 | 1.21 | a | 0.96 | 1.17 | 0.50 | 0.23 | 0.00 | 0.57 | 1.56 | a | 3.37 | g | 3.00 | b | 3.37 | k | ||||||||
1956 | 2.86 | e | 1.68 | b | 2.27 | b | 0.81 | 1.36 | a | 0.93 | 0.12 | 0.41 | 0.35 | 2.25 | a | 0.95 | a | 2.46 | a | 2.86 | m | |||||
1957 | 1.30 | b | 2.00 | b | 2.05 | b | 0.87 | 1.29 | a | 0.69 | a | 0.33 | 0.24 | 1.01 | 1.42 | b | 1.11 | b | 2.42 | a | 2.42 | m | ||||
1958 | 1.75 | b | 2.16 | a | 1.35 | c | 0.98 | b | 0.63 | 0.68 | 0.17 | 0.21 | 0.41 | 2.19 | a | 2.00 | b | 1.36 | b | 2.19 | m | |||||
1959 | 1.41 | a | 2.50 | b | 1.50 | d | 0.58 | 0.81 | b | 0.79 | 0.13 | 0.03 | 1.39 | 1.51 | 1.11 | 1.38 | a | 2.50 | j | |||||||
1960 | 2.02 | b | 2.00 | d | 1.62 | c | 1.11 | 1.05 | 0.51 | 0.00 | 0.34 | 0.41 | 1.33 | a | 3.25 | 1.58 | d | 3.25 | n | |||||||
1961 | 0.86 | b | 3.49 | a | 1.40 | 0.65 | a | 0.46 | 0.50 | 0.24 | 0.15 | 1.02 | 1.45 | 4.40 | c | 1.42 | e | 4.40 | l | |||||||
1962 | 0.62 | 0.52 | 1.12 | 1.03 | 0.85 | 0.75 | 0.00 | 0.97 | 0.54 | 1.36 | 2.18 | 2.96 | 2.96 | |||||||||||||
1963 | 0.51 | 1.56 | 0.68 | 1.28 | 1.79 | 1.25 | 0.24 | 0.00 | 0.96 | 1.34 | 2.62 | 1.38 | 2.62 | |||||||||||||
1964 | 3.75 | 0.65 | 1.32 | 0.62 | 0.41 | 1.05 | 0.22 | 0.19 | 0.63 | 0.37 | 1.62 | 3.34 | 3.75 | |||||||||||||
1965 | 1.51 | 1.06 | 0.65 | 1.46 | 0.58 | 0.31 | 0.16 | 0.70 | 0.09 | 0.56 | 1.62 | 2.61 | b | 2.61 | b | |||||||||||
1966 | 2.05 | 1.06 | 1.26 | 1.08 | 0.60 | 0.39 | 0.50 | 0.13 | 1.29 | 1.00 | 3.05 | b | 2.35 | b | 3.05 | d | ||||||||||
1967 | 1.33 | 1.48 | 1.18 | a | 1.38 | a | 1.21 | 0.77 | 0.00 | 0.00 | 0.95 | 1.20 | 0.64 | 1.81 | 1.81 | b | ||||||||||
1968 | 1.41 | 1.40 | b | 1.47 | a | 0.64 | 1.39 | 0.55 | 0.24 | 0.78 | 0.64 | 0.85 | 1.97 | 1.42 | c | 1.97 | f | |||||||||
1969 | 1.90 | a | 1.57 | a | 1.27 | a | 0.95 | 0.98 | 1.00 | 0.04 | 0.00 | 0.99 | 1.03 | 1.74 | g | 3.05 | d | 3.05 | n | |||||||
1970 | 2.29 | e | 0.88 | d | 1.28 | b | 1.44 | a | 1.10 | b | 0.39 | 0.03 | 0.09 | 1.23 | c | 1.60 | 2.18 | b | 1.32 | 2.29 | s | |||||
1971 | 4.25 | a | 0.82 | c | 1.37 | d | 1.18 | a | 0.97 | 1.13 | 0.16 | 0.80 | 1.28 | a | 1.08 | 2.30 | c | 3.02 | a | 4.25 | n | |||||
1972 | 2.08 | b | 1.28 | d | 2.95 | b | 0.91 | e | 1.22 | a | 0.67 | 0.00 | 0.40 | 0.98 | a | 0.92 | b | 0.75 | b | 1.69 | d | 2.95 | w | |||
1973 | 0.87 | a | 0.58 | d | 0.65 | 2.32 | b | 0.69 | b | 0.88 | 0.03 | 0.40 | ----- | z | 1.52 | 3.23 | g | 1.31 | h | ----- | z | |||||
1974 | 2.49 | d | 2.60 | d | 1.10 | d | 2.51 | j | 0.19 | o | ----- | z | ----- | z | ----- | z | 0.00 | b | ----- | z | ----- | z | 3.44 | u | ----- | z |
1975 | 1.26 | 1.31 | b | 1.58 | 1.07 | 0.93 | b | 0.25 | 0.70 | b | 0.76 | b | 0.06 | 1.52 | d | 1.85 | 2.61 | o | ----- | z | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.67 | 1.36 | 1.29 | 0.99 | 0.95 | 0.76 | 0.20 | 0.31 | 0.78 | 1.27 | 1.68 | 1.84 | 2.57 | |||||||||||||
S.D. | 0.79 | 0.71 | 0.60 | 0.44 | 0.45 | 0.35 | 0.22 | 0.30 | 0.48 | 0.76 | 0.95 | 0.83 | 0.85 | |||||||||||||
SKEW | 1.18 | 1.28 | 0.82 | 1.02 | 0.89 | 0.01 | 1.75 | 0.61 | 0.75 | 2.12 | 0.72 | 1.02 | 0.76 | |||||||||||||
MAX | 4.25 | 3.49 | 3.02 | 2.32 | 2.51 | 1.41 | 1.01 | 0.97 | 2.10 | 4.55 | 4.40 | 4.48 | 4.48 | |||||||||||||
MIN | 0.51 | 0.48 | 0.28 | 0.34 | 0.20 | 0.04 | 0.00 | 0.00 | 0.00 | 0.04 | 0.27 | 0.56 | 1.58 | |||||||||||||
YRS | 47 | 49 | 45 | 46 | 48 | 46 | 47 | 46 | 46 | 47 | 46 | 44 | 18 |