YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 61.67 | 59.84 | 60.75 | j | ||
1953 | 63.42 | 63.68 | 63.71 | 64.60 | 67.15 | d | 69.60 | 73.77 | 73.45 | 72.03 | a | 74.61 | 69.60 | 65.00 | 68.39 | |||||||||||
1954 | 59.77 | 67.78 | a | 61.06 | 62.77 | 66.13 | 68.90 | 74.52 | 74.74 | 73.53 | 67.90 | 69.17 | 65.03 | 67.61 | ||||||||||||
1955 | 59.53 | a | 61.46 | 64.42 | 64.27 | 66.10 | 69.77 | 71.68 | 75.00 | 73.46 | b | 65.58 | 63.83 | 60.00 | a | 66.26 | ||||||||||
1956 | 57.94 | 58.38 | 61.94 | 61.60 | 66.59 | b | 69.03 | 70.87 | 72.23 | 74.27 | 69.48 | 72.87 | 67.23 | 66.87 | ||||||||||||
1957 | 59.87 | 62.32 | 63.39 | 63.87 | 66.19 | 70.21 | b | 73.48 | 77.32 | 73.60 | ----- | z | 66.97 | 68.19 | 67.77 | a | ||||||||||
1958 | 66.94 | 64.36 | 63.16 | 67.85 | d | 68.03 | a | 71.37 | 72.84 | 75.03 | 76.87 | 76.68 | 69.33 | 71.10 | 70.30 | |||||||||||
1959 | 65.19 | 65.14 | 70.43 | a | 69.93 | 68.23 | 71.93 | 77.97 | 78.67 | a | 76.86 | b | 73.42 | 73.70 | 73.06 | 72.04 | ||||||||||
1960 | 65.71 | 65.48 | 65.39 | 69.17 | 72.03 | 71.30 | 77.35 | 75.35 | 76.90 | 66.89 | m | 65.30 | 63.29 | 69.75 | a | |||||||||||
1961 | 67.45 | 64.43 | e | 64.90 | b | 67.00 | b | 67.00 | 67.90 | a | 72.70 | a | 74.39 | 73.53 | 70.50 | c | 66.43 | 61.55 | b | 68.15 | ||||||
1962 | 62.85 | e | 58.50 | d | 59.30 | a | 66.42 | f | 67.48 | 66.75 | b | 72.00 | 72.42 | 70.70 | 68.81 | 63.80 | 60.48 | 65.74 | a | |||||||
1963 | 61.10 | 66.00 | 63.29 | 63.63 | 68.52 | 69.87 | 72.52 | 76.06 | 76.26 | c | 71.77 | 67.00 | 67.32 | 68.61 | ||||||||||||
1964 | 63.00 | 65.24 | 64.06 | 65.70 | 64.77 | 67.07 | 72.13 | 74.19 | 72.20 | 72.84 | 66.37 | 61.13 | a | 67.39 | ||||||||||||
1965 | 64.03 | 61.50 | 64.29 | 64.13 | 66.94 | 66.43 | 69.87 | 74.48 | 71.73 | 75.74 | 65.27 | 62.68 | 67.26 | |||||||||||||
1966 | 60.84 | 60.57 | 62.00 | 65.60 | 67.52 | 71.40 | 73.39 | 76.26 | 73.14 | b | 73.03 | 67.20 | 62.94 | 67.82 | ||||||||||||
1967 | 61.71 | 65.43 | 64.00 | 61.60 | 67.40 | a | 67.93 | 73.06 | 75.16 | 76.50 | 74.10 | 68.10 | 61.65 | 68.05 | ||||||||||||
1968 | 64.06 | 63.93 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 64.00 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 62.71 | 63.39 | 63.69 | 65.12 | 67.34 | 69.30 | 73.21 | 74.98 | 74.11 | 71.88 | 67.29 | 64.41 | 68.23 | |||||||||||||
S.D. | 2.79 | 2.69 | 2.44 | 2.59 | 1.62 | 1.79 | 2.15 | 1.69 | 2.08 | 3.26 | 3.18 | 4.00 | 1.57 | |||||||||||||
SKEW | 0.09 | -0.51 | 1.02 | 0.45 | 1.47 | -0.14 | 0.93 | 0.37 | 0.14 | -0.38 | 0.40 | 0.78 | 1.30 | |||||||||||||
MAX | 67.45 | 67.78 | 70.43 | 69.93 | 72.03 | 71.93 | 77.97 | 78.67 | 76.90 | 76.68 | 73.70 | 73.06 | 72.04 | |||||||||||||
MIN | 57.94 | 58.38 | 59.30 | 61.60 | 64.77 | 66.43 | 69.87 | 72.23 | 70.70 | 65.58 | 61.67 | 59.84 | 66.26 | |||||||||||||
YRS | 16 | 16 | 15 | 14 | 15 | 15 | 15 | 15 | 15 | 13 | 16 | 16 | 12 |