YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1931 | 0.51 | a | 1.02 | 0.24 | a | 0.43 | a | 0.10 | 1.07 | c | 0.13 | f | 0.16 | d | 0.73 | b | 0.24 | b | 0.66 | 0.40 | 1.07 | |||||
1932 | 1.00 | a | 0.44 | 0.32 | a | 0.22 | 0.04 | c | 0.33 | 0.87 | a | 0.43 | b | 0.19 | c | 0.53 | 0.75 | b | 0.51 | 1.00 | ||||||
1933 | 0.75 | 0.60 | a | 0.32 | a | 0.66 | c | 0.37 | b | 0.37 | c | 0.40 | b | 0.33 | a | 0.28 | a | 0.58 | a | 1.41 | 1.57 | 1.57 | ||||
1934 | 1.15 | 0.35 | b | 0.68 | c | 0.24 | 0.30 | b | 0.06 | b | 0.13 | d | 0.28 | c | 0.16 | 0.79 | 1.13 | 0.68 | 1.15 | |||||||
1935 | 1.19 | a | 0.32 | d | 0.99 | 0.06 | b | 0.16 | 0.07 | a | 0.40 | a | 0.16 | a | 0.75 | y | 0.61 | 0.25 | 0.57 | k | 1.19 | |||||
1936 | 0.44 | 0.75 | 0.19 | 0.10 | 0.72 | 0.87 | 0.61 | 0.05 | 0.38 | 0.11 | 0.53 | 1.54 | 1.54 | |||||||||||||
1937 | 0.41 | 0.82 | 0.43 | 0.47 | 0.16 | 0.77 | 0.00 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 1.00 | 2.30 | 2.30 | ||||||||||
1938 | 0.41 | 0.42 | 0.31 | 0.26 | 0.20 | 0.11 | b | 0.25 | 0.19 | 0.19 | 0.70 | 0.53 | 0.34 | 0.70 | ||||||||||||
1939 | 1.24 | 0.79 | 0.26 | 0.16 | 0.41 | 0.43 | 0.33 | 0.12 | 9999.00 | z | 0.32 | 0.39 | 0.45 | 1.24 | ||||||||||||
1940 | 0.37 | 0.28 | 0.40 | 0.59 | 0.58 | 0.02 | 0.45 | 0.15 | 1.70 | 0.40 | j | 0.50 | 0.32 | 1.70 | ||||||||||||
1941 | 0.18 | 0.06 | 0.06 | 0.41 | f | 0.66 | 0.24 | 0.15 | 0.32 | 0.38 | 0.41 | 0.77 | 0.71 | 0.77 | ||||||||||||
1942 | 0.20 | 0.53 | 0.17 | 0.62 | 0.38 | 0.25 | 0.19 | 0.00 | 0.02 | 0.99 | 0.72 | 0.82 | 0.99 | |||||||||||||
1943 | 0.60 | 0.21 | 0.86 | 0.28 | 0.17 | 0.24 | 0.14 | 0.58 | 0.12 | 0.28 | 0.21 | 0.13 | 0.86 | |||||||||||||
1944 | 0.48 | 0.29 | 0.16 | 0.34 | 0.00 | z | 9999.00 | z | 9999.00 | z | 0.10 | b | 0.40 | 0.28 | 0.60 | 0.19 | 0.60 | |||||||||
1945 | 0.34 | 0.58 | 0.30 | 0.60 | 0.14 | 0.07 | 0.04 | 0.67 | 0.45 | 0.56 | 1.00 | 0.60 | 1.00 | |||||||||||||
1946 | 0.24 | 0.57 | 0.29 | 0.14 | 0.20 | a | 1.95 | 0.33 | 0.05 | 0.32 | 0.48 | 0.25 | 0.92 | 1.95 | ||||||||||||
1947 | 0.41 | 0.54 | c | 0.61 | 0.17 | 0.08 | 0.69 | 0.35 | 0.33 | 0.42 | 1.10 | 0.48 | 0.59 | 1.10 | ||||||||||||
1948 | 0.54 | 0.70 | 0.70 | 0.42 | 1.61 | 0.43 | 0.59 | 0.59 | 0.38 | 0.48 | 0.62 | 1.15 | 1.61 | |||||||||||||
1949 | 0.19 | 1.03 | 0.14 | 0.26 | 0.25 | 0.24 | 0.53 | 0.14 | 0.43 | 0.25 | 0.67 | 1.04 | 1.04 | |||||||||||||
1950 | 0.90 | 0.64 | 0.55 | 0.21 | 0.26 | 0.20 | 0.27 | 0.31 | 0.06 | 0.45 | 0.67 | 0.20 | 0.90 | |||||||||||||
1951 | 1.01 | 0.68 | 0.25 | 0.16 | 0.88 | 0.14 | 0.07 | 0.55 | 0.36 | 0.31 | 0.37 | 1.12 | 1.12 | |||||||||||||
1952 | 0.40 | 0.21 | 0.30 | 0.62 | 0.25 | 0.47 | 0.44 | 0.09 | 0.10 | 0.18 | 0.44 | 0.63 | 0.63 | |||||||||||||
1953 | 0.73 | 0.21 | 0.22 | 0.55 | 0.32 | 0.45 | 0.10 | 0.28 | 0.66 | 0.22 | 0.34 | 0.55 | a | 0.73 | ||||||||||||
1954 | 0.76 | a | 0.67 | 0.38 | 0.14 | 0.29 | 0.40 | 0.53 | a | 0.62 | 0.55 | a | 0.47 | 0.34 | a | 0.33 | 0.76 | |||||||||
1955 | 1.67 | 1.20 | a | 0.35 | 0.28 | 0.36 | 0.67 | 0.30 | 0.03 | b | 0.10 | 0.37 | 3.02 | 0.57 | a | 3.02 | ||||||||||
1956 | 0.43 | a | 0.23 | 0.71 | 0.05 | 0.22 | 0.90 | 0.02 | 0.63 | 0.58 | a | 1.10 | A | 0.22 | 0.56 | 0.90 | ||||||||||
1957 | 0.70 | 1.39 | 0.53 | A | 0.71 | A | 0.13 | e | 0.34 | 0.08 | 0.09 | 0.14 | 0.30 | 0.38 | 0.70 | 1.39 | ||||||||||
1958 | 0.59 | 0.17 | 0.33 | 0.24 | 0.46 | 0.42 | 0.01 | 0.23 | 0.20 | 0.49 | 0.81 | 0.30 | 0.81 | |||||||||||||
1959 | 0.74 | 0.38 | a | 0.36 | 0.32 | 0.73 | 0.38 | 0.03 | 0.12 | 0.40 | 0.50 | 0.85 | 0.75 | 0.85 | ||||||||||||
1960 | 1.15 | 0.25 | 0.40 | 0.18 | 0.22 | 0.23 | 0.02 | 0.49 | 0.16 | 0.18 | 0.98 | 0.25 | 1.15 | |||||||||||||
1961 | 0.43 | 0.50 | 0.51 | 0.12 | 0.41 | 0.40 | 0.94 | 0.25 | 0.31 | 0.28 | 0.54 | 0.44 | 0.94 | |||||||||||||
1962 | 0.28 | 0.20 | 0.46 | 0.18 | a | 0.22 | 0.35 | 0.18 | 0.53 | 0.24 | 0.62 | 0.98 | 0.33 | 0.98 | ||||||||||||
1963 | 0.16 | 0.63 | 0.14 | 0.21 | 0.15 | 0.55 | 0.81 | 0.49 | 0.60 | 0.77 | 0.98 | 0.32 | 0.98 | |||||||||||||
1964 | 0.58 | 0.19 | 1.02 | 0.18 | 0.47 | 0.61 | 0.17 | 0.36 | 0.58 | 0.20 | 0.61 | 0.63 | 1.02 | |||||||||||||
1965 | 0.69 | 0.46 | 0.35 | 0.42 | 0.10 | 0.45 | 0.26 | 0.55 | 0.23 | 0.16 | 0.51 | 0.49 | 0.69 | |||||||||||||
1966 | 0.90 | 0.17 | 0.37 | 0.52 | 0.99 | 0.19 | 0.64 | 0.06 | 0.57 | 0.79 | 0.42 | 0.37 | 0.99 | |||||||||||||
1967 | 1.05 | 0.54 | 0.39 | 1.27 | 0.54 | 0.60 | 0.11 | 0.00 | 0.12 | 0.57 | 0.31 | 0.71 | 1.27 | |||||||||||||
1968 | 0.19 | 0.39 | 0.53 | 0.15 | 0.73 | 0.23 | 0.22 | 0.22 | 0.25 | 0.18 | 0.56 | 0.53 | e | 0.73 | ||||||||||||
1969 | 0.50 | 0.18 | 0.23 | 0.69 | 0.47 | 0.34 | 0.64 | 0.08 | 0.60 | 0.20 | 0.42 | 0.34 | 0.69 | |||||||||||||
1970 | 0.79 | 0.15 | 0.15 | 0.44 | 0.30 | 0.20 | 0.21 | 0.07 | 0.42 | 0.35 | 0.81 | 0.27 | 0.81 | |||||||||||||
1971 | 0.61 | 0.32 | 0.79 | 0.11 | 0.19 | 0.40 | 0.14 | 0.30 | 0.41 | 0.20 | 0.30 | 0.60 | 0.79 | |||||||||||||
1972 | 0.56 | 0.52 | 0.34 | 0.42 | 0.08 | 0.70 | 0.12 | 0.91 | 0.43 | 0.12 | 0.33 | 0.68 | 0.91 | |||||||||||||
1973 | 0.22 | 0.05 | 0.21 | 0.12 | 0.13 | 0.12 | 0.03 | 0.27 | 0.20 | 0.50 | 0.62 | 0.28 | 0.62 | |||||||||||||
1974 | 0.74 | 0.36 | 0.30 | 0.09 | 0.12 | 0.27 | 0.71 | 0.01 | 0.07 | 0.20 | 0.65 | 1.80 | 1.80 | |||||||||||||
1975 | 0.70 | 0.50 | 0.27 | 0.27 | 0.75 | 0.24 | 0.33 | 0.90 | 0.02 | 0.45 | 0.51 | 0.64 | 0.90 | |||||||||||||
1976 | 0.73 | 0.26 | 0.36 | 0.71 | 0.47 | 0.24 | 0.13 | 0.59 | 0.20 | 0.22 | 9999.00 | z | 0.48 | 0.73 | ||||||||||||
1977 | 0.39 | 0.06 | 0.41 | 0.22 | 0.37 | 0.23 | 0.11 | 0.81 | 0.91 | 0.41 | 0.20 | 0.50 | 0.91 | |||||||||||||
1978 | 0.30 | 0.37 | 0.38 | 0.71 | 0.86 | 0.21 | 0.51 | 0.11 | 0.28 | 0.20 | 1.42 | 0.53 | 1.42 | |||||||||||||
1979 | 0.15 | 0.43 | 0.25 | 0.22 | 0.19 | 0.14 | 0.60 | A | 0.17 | 0.50 | 0.38 | 0.07 | 0.80 | 0.80 | ||||||||||||
1980 | 0.86 | 0.57 | A | 0.72 | 0.34 | 0.43 | 1.10 | 0.42 | 0.20 | 0.26 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 1.10 | |||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.61 | 0.46 | 0.40 | 0.34 | 0.38 | 0.42 | 0.31 | 0.31 | 0.36 | 0.43 | 0.65 | 0.64 | 1.05 | |||||||||||||
S.D. | 0.33 | 0.29 | 0.22 | 0.24 | 0.30 | 0.34 | 0.25 | 0.24 | 0.28 | 0.25 | 0.46 | 0.43 | 0.46 | |||||||||||||
SKEW | 0.82 | 1.07 | 1.12 | 1.41 | 1.81 | 2.25 | 0.75 | 0.80 | 2.39 | 1.07 | 3.01 | 1.93 | 2.56 | |||||||||||||
MAX | 1.67 | 1.39 | 1.02 | 1.27 | 1.61 | 1.95 | 0.94 | 0.91 | 1.70 | 1.10 | 3.02 | 2.30 | 3.02 | |||||||||||||
MIN | 0.15 | 0.05 | 0.06 | 0.05 | 0.04 | 0.02 | 0.00 | 0.00 | 0.02 | 0.11 | 0.07 | 0.13 | 0.62 | |||||||||||||
NO YRS | 50 | 50 | 50 | 49 | 49 | 49 | 48 | 49 | 47 | 47 | 48 | 48 | 37 |