YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.76 | 1.92 | 0.47 | 1.36 | 0.00 | 0.85 | a | ----- | z | |||||
1952 | 0.96 | 0.50 | 0.56 | 0.19 | 0.17 | 1.87 | 0.50 | 1.03 | 0.10 | 0.00 | 1.18 | 0.10 | 1.87 | |||||||||||||
1953 | 0.16 | 0.66 | 0.57 | a | 1.49 | 0.54 | 1.49 | 1.62 | 0.37 | 0.92 | 0.25 | 0.48 | 0.55 | 1.62 | a | |||||||||||
1954 | 0.03 | 0.09 | 0.78 | 0.32 | 0.25 | 3.34 | 0.48 | 0.66 | 0.59 | 0.82 | 0.35 | 0.14 | 3.34 | |||||||||||||
1955 | 0.11 | 0.40 | 0.05 | 0.23 | 1.00 | 1.78 | 0.65 | 0.65 | 0.50 | 0.00 | 0.12 | 0.72 | 1.78 | |||||||||||||
1956 | 0.18 | 0.15 | 0.31 | 0.41 | 0.60 | 3.29 | 0.98 | 2.75 | 0.40 | 0.90 | 0.68 | 0.06 | 3.29 | |||||||||||||
1957 | 0.05 | 0.36 | 0.30 | 1.14 | 1.17 | 0.83 | 1.18 | 0.40 | 0.43 | 1.13 | 0.61 | 0.08 | 1.18 | |||||||||||||
1958 | 0.00 | 1.28 | 0.44 | 0.24 | o | 0.52 | 1.18 | 2.95 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||||
1959 | ----- | z | ----- | z | ----- | z | ----- | z | 0.99 | 0.38 | 0.27 | 0.49 | 1.82 | 0.96 | 0.09 | 0.21 | ----- | z | ||||||||
1960 | 0.21 | 0.47 | 0.69 | 0.78 | 0.40 | 1.29 | 0.86 | 2.63 | 0.54 | 0.45 | 0.84 | 0.29 | 2.63 | |||||||||||||
1961 | 0.04 | 0.72 | 0.15 | 0.39 | 1.56 | 0.98 | 0.36 | 1.25 | 0.49 | 1.16 | 0.00 | 0.30 | 1.56 | |||||||||||||
1962 | 0.19 | 1.05 | 0.82 | 0.48 | 2.85 | 1.25 | 0.61 | a | 0.53 | 0.86 | 0.33 | 0.08 | 0.03 | 2.85 | a | |||||||||||
1963 | 0.16 | 0.09 | 0.28 | 0.41 | 0.92 | 0.90 | 3.40 | 0.84 | 0.33 | 0.49 | ----- | z | ----- | z | ----- | z | ||||||||||
1964 | 0.03 | c | ----- | z | 0.34 | p | 0.77 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.31 | 0.31 | ----- | z | ||||
1965 | 0.03 | ----- | z | 0.78 | ----- | z | ----- | z | 0.52 | ----- | z | ----- | z | 0.87 | 0.47 | 0.09 | 0.35 | ----- | z | |||||||
1966 | 0.13 | 0.54 | 0.72 | 0.51 | 0.55 | 0.83 | 2.81 | 2.35 | 0.86 | 0.87 | 0.23 | 0.12 | 2.81 | |||||||||||||
1967 | 0.64 | 0.51 | 0.10 | 0.69 | 0.20 | 0.72 | 2.64 | 0.24 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||||||
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | 0.59 | 1.26 | 1.72 | 0.70 | 1.19 | 0.72 | ----- | z | ----- | z | ----- | z | ||||||
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.38 | 0.93 | 0.50 | ----- | z | |||
1971 | 0.12 | 0.42 | 0.03 | 1.48 | 0.72 | 0.89 | 0.45 | 1.65 | 2.21 | 0.89 | 0.62 | 0.23 | 2.21 | |||||||||||||
1972 | 0.22 | 0.13 | 0.51 | 0.49 | 2.13 | 0.37 | 1.74 | 0.90 | 0.12 | 1.01 | 0.96 | 0.52 | 2.13 | |||||||||||||
1973 | 0.42 | 0.30 | 0.74 | 0.41 | 1.14 | 0.91 | 0.78 | 0.85 | 0.50 | 0.77 | 0.31 | 0.37 | 1.14 | |||||||||||||
1974 | 0.01 | 0.25 | 0.45 | a | 0.73 | 1.67 | 0.92 | 0.64 | 0.45 | 0.03 | 0.25 | 0.07 | 0.00 | 1.67 | a | |||||||||||
1975 | 0.89 | 0.16 | ----- | z | 0.86 | 0.96 | 0.73 | 0.30 | 0.81 | 0.35 | 1.18 | ----- | z | ----- | z | ----- | z | |||||||||
1976 | 0.45 | 0.40 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.24 | 0.45 | 0.46 | 0.65 | 0.95 | 1.23 | 1.22 | 1.07 | 0.68 | 0.65 | 0.42 | 0.30 | 2.15 | |||||||||||||
S.D. | 0.28 | 0.32 | 0.27 | 0.39 | 0.68 | 0.80 | 0.97 | 0.77 | 0.55 | 0.41 | 0.37 | 0.24 | 0.73 | |||||||||||||
SKEW | 1.54 | 1.18 | -0.23 | 1.04 | 1.29 | 1.67 | 1.03 | 1.09 | 1.47 | -0.13 | 0.59 | 0.77 | 0.30 | |||||||||||||
MAX | 0.96 | 1.28 | 0.82 | 1.49 | 2.85 | 3.34 | 3.40 | 2.75 | 2.21 | 1.36 | 1.18 | 0.85 | 3.34 | |||||||||||||
MIN | 0.00 | 0.09 | 0.03 | 0.19 | 0.17 | 0.37 | 0.27 | 0.24 | 0.03 | 0.00 | 0.00 | 0.00 | 1.14 | |||||||||||||
YRS | 21 | 19 | 18 | 18 | 20 | 21 | 21 | 20 | 20 | 22 | 19 | 19 | 14 |