| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1952 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.74 | 2.05 | 1.79 | 0.00 | 0.58 | 0.05 | 0.34 | 2.27 | 7.82 | |||||||||
| 1953 | 0.99 | 0.66 | 1.50 | 0.42 | 1.94 | 1.02 | 0.00 | 0.35 | 0.02 | 1.48 | 2.56 | 0.76 | 11.70 | |||||||||||||
| 1954 | 1.68 | 1.37 | 1.44 | 0.31 | 0.13 | 1.42 | 0.00 | 0.08 | 0.18 | 0.09 | 0.94 | 1.45 | 9.09 | |||||||||||||
| 1955 | 0.25 | 0.20 | 0.80 | 1.34 | 0.00 | 0.62 | 0.30 | 0.14 | 0.52 | 0.97 | 3.15 | 5.14 | 13.43 | |||||||||||||
| 1956 | 2.80 | 3.19 | 0.26 | 0.32 | 1.51 | 1.24 | 0.62 | 0.70 | 0.35 | 1.45 | 0.05 | 0.00 | z | 12.49 | ||||||||||||
| 1957 | 0.00 | z | 2.81 | 1.92 | 0.84 | 2.08 | 0.07 | 0.12 | 0.08 | 2.73 | 0.51 | 1.33 | 2.15 | 14.64 | ||||||||||||
| 1958 | 1.52 | 2.44 | 1.69 | 0.97 | 1.71 | 2.66 | 1.58 | 0.30 | 0.90 | 0.85 | 0.00 | z | 0.00 | z | 14.62 | |||||||||||
| 1959 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | 1.09 | 0.54 | 0.18 | 0.00 | 0.46 | 2.27 | |||||||
| 1960 | 0.14 | 2.31 | 1.04 | 0.34 | 1.30 | 0.30 | 0.00 | 0.00 | 0.00 | 0.71 | 3.42 | 2.12 | 11.68 | |||||||||||||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 1.23 | 1.85 | 1.24 | 0.65 | 1.18 | 1.17 | 0.49 | 0.30 | 0.65 | 0.70 | 1.47 | 2.05 | 11.48 | |||||||||||||
| S.D. | 1.00 | 1.13 | 0.57 | 0.41 | 0.80 | 0.87 | 0.71 | 0.37 | 0.83 | 0.54 | 1.39 | 1.54 | 1.79 | |||||||||||||
| SKEW | 0.39 | -0.35 | -0.55 | 0.69 | -0.44 | 0.41 | 1.10 | 1.22 | 1.93 | 0.23 | 0.32 | 1.15 | -0.41 | |||||||||||||
| MAX | 2.80 | 3.19 | 1.92 | 1.34 | 2.08 | 2.66 | 1.79 | 1.09 | 2.73 | 1.48 | 3.42 | 5.14 | 13.43 | |||||||||||||
| MIN | 0.14 | 0.20 | 0.26 | 0.31 | 0.00 | 0.07 | 0.00 | 0.00 | 0.00 | 0.05 | 0.00 | 0.46 | 9.09 | |||||||||||||
| NO YRS | 6 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 9 | 9 | 8 | 7 | 4 | |||||||||||||