YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.45 | 0.42 | 0.04 | 0.46 | ----- | z | ||||
1944 | 0.40 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.20 | 1.48 | 0.28 | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1945 | ----- | z | 0.76 | 0.50 | 0.03 | ----- | z | 0.00 | 0.41 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||||
1946 | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.09 | 0.60 | 0.72 | r | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
1947 | ----- | z | ----- | z | 0.20 | 0.10 | 0.10 | ----- | z | ----- | z | 0.59 | u | 0.35 | 0.18 | 0.30 | 0.32 | y | ----- | z | ||||||
1948 | 0.80 | 0.48 | 0.30 | a | 0.20 | 0.43 | 0.97 | 0.45 | 0.66 | 0.15 | 0.25 | 0.20 | 0.15 | 0.97 | a | |||||||||||
1949 | 0.50 | b | 0.30 | j | 0.15 | d | 0.50 | 0.27 | 0.59 | 0.49 | 0.72 | 0.48 | 0.35 | 0.30 | 0.72 | 0.72 | p | |||||||||
1950 | 0.25 | 0.10 | 0.25 | a | 0.20 | 0.00 | 0.00 | 1.06 | 0.28 | 0.10 | 0.00 | 0.00 | 0.00 | 1.06 | a | |||||||||||
1951 | 0.70 | 0.04 | 0.00 | 0.28 | 0.00 | 0.00 | 0.35 | 0.98 | 0.15 | 0.00 | 0.48 | 0.37 | 0.98 | |||||||||||||
1952 | 0.50 | 0.20 | 0.22 | 0.54 | 0.27 | 0.72 | 0.84 | 0.55 | 0.85 | 0.00 | 0.60 | 0.30 | 0.85 | |||||||||||||
1953 | 0.24 | 0.02 | 0.45 | 0.55 | 0.01 | 0.26 | 0.31 | 0.56 | 0.00 | 0.05 | 0.60 | 0.20 | 0.60 | |||||||||||||
1954 | 0.20 | 0.20 | 0.56 | 0.00 | 0.15 | 0.40 | 0.38 | ----- | z | ----- | z | 0.24 | y | 0.00 | 0.00 | ----- | z | |||||||||
1955 | 0.18 | 0.20 | 0.15 | 0.00 | 0.32 | 0.21 | 0.95 | 0.85 | 0.00 | 0.48 | 0.00 | 0.80 | 0.95 | |||||||||||||
1956 | 0.04 | 0.48 | 0.00 | 0.20 | 0.00 | 0.12 | 0.31 | 0.61 | 0.00 | ----- | z | 0.00 | 0.13 | ----- | z | |||||||||||
1957 | 0.50 | 0.11 | 0.27 | 0.24 | 0.24 | 0.19 | 1.09 | 0.87 | 0.00 | 0.52 | 0.24 | 0.09 | 1.09 | |||||||||||||
1958 | 0.15 | 0.24 | 0.55 | 0.66 | 0.01 | 0.00 | 0.33 | 0.48 | 0.73 | 0.32 | 0.00 | a | 0.13 | 0.73 | a | |||||||||||
1959 | 0.25 | 0.08 | 0.10 | 0.00 | 0.00 | 0.36 | 0.52 | 0.67 | 0.00 | 0.49 | b | 0.00 | 0.87 | 0.87 | b | |||||||||||
1960 | 0.34 | 0.23 | 0.45 | 0.30 | 0.35 | t | ----- | z | 0.49 | 0.68 | 0.77 | 1.25 | 0.00 | 0.22 | ----- | z | ||||||||||
1961 | 0.00 | c | 0.00 | 0.24 | 0.29 | 0.00 | 0.20 | 0.22 | 0.80 | 0.31 | 0.88 | 0.30 | 0.42 | 0.88 | c | |||||||||||
1962 | 0.09 | 0.19 | b | 0.20 | 0.00 | b | 0.06 | 0.36 | 0.83 | 0.16 | 0.77 | 0.43 | 0.70 | 0.25 | 0.83 | d | ||||||||||
1963 | 0.40 | ----- | z | ----- | z | 0.00 | 0.00 | 0.00 | 1.75 | q | 0.65 | 0.28 | 0.38 | 0.20 | 0.15 | ----- | z | |||||||||
1964 | 0.15 | 0.55 | 0.25 | 0.31 | 0.00 | 0.00 | 0.49 | 1.35 | 0.67 | 0.07 | 0.21 | 0.62 | 1.35 | |||||||||||||
1965 | 0.20 | 0.38 | 0.00 | 0.25 | 0.32 | 0.50 | 0.97 | e | ----- | z | 1.20 | 0.18 | 0.18 | 0.58 | ----- | z | ||||||||||
1966 | 0.15 | 0.30 | 0.02 | 0.12 | 0.00 | 0.70 | 0.90 | 1.33 | 0.70 | 0.20 | 0.20 | 0.58 | 1.33 | |||||||||||||
1967 | 0.05 | 0.45 | 0.10 | p | 0.11 | 0.06 | 0.55 | 0.94 | 1.47 | 0.32 | 0.24 | 0.23 | 0.81 | l | ----- | z | ||||||||||
1968 | 0.00 | 0.38 | 0.50 | 0.12 | 0.23 | 0.26 | 1.73 | 1.42 | 0.00 | 0.20 | 0.36 | 0.77 | 1.73 | |||||||||||||
1969 | 0.43 | 0.22 | 0.60 | 0.38 | 0.40 | 0.33 | 1.37 | 1.05 | 0.22 | 1.51 | 0.06 | 0.34 | 1.51 | |||||||||||||
1970 | 0.11 | 0.16 | 0.35 | 0.20 | 0.65 | 0.56 | 0.84 | 0.74 | 0.12 | 0.36 | 0.43 | 0.26 | 0.84 | |||||||||||||
1971 | 0.20 | 0.19 | ----- | z | 0.21 | 0.00 | 0.00 | 0.50 | 0.54 | 0.45 | 0.83 | 0.45 | 0.61 | ----- | z | |||||||||||
1972 | 0.07 | 0.12 | 0.00 | 0.02 | 0.18 | 0.85 | 0.55 | 0.83 | 2.54 | 1.50 | 0.39 | 0.50 | 2.54 | |||||||||||||
1973 | 0.54 | 0.60 | 0.46 | 0.62 | ----- | z | ----- | z | 0.47 | 1.22 | 0.23 | 0.08 | 0.12 | 0.40 | ----- | z | ||||||||||
1974 | 0.50 | 0.16 | 0.17 | 0.33 | 0.00 | 0.04 | ----- | z | 2.03 | 0.53 | e | 0.69 | 0.17 | 0.38 | ----- | z | ||||||||||
1975 | 0.32 | 0.44 | 0.48 | 0.38 | 0.13 | 0.00 | 1.65 | 0.76 | k | 1.27 | 0.00 | 0.38 | 0.75 | 1.65 | k | |||||||||||
1976 | 0.09 | 0.25 | 0.60 | 0.44 | 0.47 | 0.62 | 2.25 | 0.83 | 0.40 | 0.41 | 0.25 | 0.08 | 2.25 | |||||||||||||
1977 | 0.23 | 0.22 | ----- | z | 0.43 | 0.15 | 0.30 | 0.69 | 0.97 | 0.58 | y | 0.08 | 0.55 | 0.26 | ----- | z | ||||||||||
1978 | 0.41 | 0.95 | 0.78 | ----- | z | 0.37 | 0.05 | 0.43 | 1.07 | 0.45 | 0.84 | 0.54 | 0.18 | q | ----- | z | ||||||||||
1979 | 0.24 | 0.70 | 0.35 | 0.11 | 0.51 | 0.48 | 0.60 | 0.67 | 0.65 | 0.21 | 1.20 | 0.00 | 1.20 | |||||||||||||
1980 | 0.57 | 0.56 | 0.20 | 0.35 | 0.05 | 0.00 | 0.79 | 0.42 | 1.40 | 0.32 | l | 0.11 | 0.50 | 1.40 | l | |||||||||||
1981 | 0.30 | 0.42 | 0.44 | 0.43 | 0.50 | 0.00 | 0.83 | 0.52 | 0.67 | 0.52 | 0.45 | 0.00 | 0.83 | |||||||||||||
1982 | 0.43 | a | 0.68 | 0.64 | 0.53 | 0.80 | 0.00 | 1.25 | 0.99 | 0.98 | 0.00 | 0.65 | 0.53 | f | 1.25 | g | ||||||||||
1983 | 0.61 | 0.27 | 0.39 | 0.56 | 0.12 | 0.23 | e | 1.00 | 0.60 | 0.61 | 0.61 | 0.31 | 0.32 | 1.00 | e | |||||||||||
1984 | 0.09 | 0.02 | 0.72 | 0.69 | 0.03 | 0.95 | 0.36 | 1.00 | 0.70 | 1.10 | 0.54 | a | 0.69 | p | 1.10 | q | ||||||||||
1985 | 0.65 | n | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.30 | 0.32 | 0.33 | 0.28 | 0.18 | 0.29 | 0.77 | 0.86 | 0.52 | 0.43 | 0.30 | 0.36 | 1.17 | |||||||||||||
S.D. | 0.20 | 0.23 | 0.22 | 0.20 | 0.21 | 0.30 | 0.45 | 0.39 | 0.50 | 0.41 | 0.25 | 0.25 | 0.50 | |||||||||||||
SKEW | 0.53 | 0.83 | 0.16 | 0.28 | 1.11 | 0.75 | 1.32 | 0.86 | 1.92 | 1.19 | 1.13 | 0.34 | 1.51 | |||||||||||||
MAX | 0.80 | 0.95 | 0.78 | 0.69 | 0.80 | 0.97 | 2.25 | 2.03 | 2.54 | 1.51 | 1.20 | 0.87 | 2.54 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.22 | 0.16 | 0.00 | 0.00 | 0.00 | 0.00 | 0.60 | |||||||||||||
YRS | 38 | 36 | 35 | 38 | 37 | 37 | 38 | 35 | 38 | 36 | 39 | 34 | 20 |