YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1962 | ----- | z | 62.09 | q | 73.10 | 93.33 | 92.87 | 104.70 | 106.61 | 108.26 | 99.57 | 87.55 | 80.07 | a | 68.32 | 91.44 | b | |||||||||
1963 | 64.73 | a | 77.41 | a | 74.97 | a | 80.86 | a | 96.26 | 97.73 | 107.58 | 101.52 | 99.13 | 88.90 | 73.77 | 67.13 | 85.83 | |||||||||
1964 | 64.23 | 68.28 | 73.90 | a | 83.73 | 92.74 | 100.60 | 107.29 | 103.10 | 97.40 | 93.13 | 70.13 | 66.61 | 85.09 | ||||||||||||
1965 | 67.68 | 71.46 | 73.52 | 80.97 | 90.03 | 96.60 | 105.77 | 105.42 | 94.93 | 93.23 | 75.17 | 62.87 | 84.80 | |||||||||||||
1966 | 63.35 | 66.57 | 81.68 | 90.57 | 99.00 | 106.83 | 109.87 | 109.19 | 102.57 | 90.61 | 80.87 | 67.87 | 89.08 | |||||||||||||
1967 | 68.32 | 75.96 | 81.20 | a | 79.27 | 95.00 | 101.33 | 108.13 | 106.00 | 97.10 | a | 92.23 | 80.00 | b | 60.65 | 87.10 | ||||||||||
1968 | 66.94 | 76.17 | 78.32 | 83.40 | 94.90 | 105.83 | 104.84 | 101.84 | 102.00 | 89.42 | 75.23 | 62.61 | 86.79 | |||||||||||||
1969 | 67.58 | 66.61 | 75.06 | 87.57 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 68.45 | 73.05 | g | |||||
1970 | 65.16 | 75.29 | 74.74 | 80.93 | 96.52 | 105.27 | 109.77 | 106.10 | 101.87 | g | 84.77 | 76.43 | 62.39 | 85.22 | a | |||||||||||
1971 | 67.10 | a | 70.21 | 79.10 | 82.40 | 86.94 | 100.87 | 108.00 | 99.68 | 98.27 | 79.71 | 73.10 | 60.45 | 83.82 | ||||||||||||
1972 | 64.26 | 74.21 | 85.84 | 86.13 | 93.03 | 101.67 | 108.52 | 103.17 | a | 97.53 | 79.52 | 68.43 | 61.77 | 85.34 | ||||||||||||
1973 | 61.26 | 66.21 | 65.90 | 80.57 | 95.61 | 104.10 | 107.32 | 105.29 | 99.57 | 89.55 | 73.77 | 68.19 | 84.78 | |||||||||||||
1974 | 62.87 | 70.14 | 77.84 | 84.80 | 94.58 | 107.40 | 104.39 | 105.29 | 100.20 | ----- | z | ----- | z | ----- | z | 89.72 | c | |||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 65.29 | 71.54 | 76.55 | 84.19 | 93.96 | 102.74 | 107.34 | 104.57 | 98.93 | 88.06 | 75.18 | 64.78 | 85.85 | |||||||||||||
S.D. | 2.23 | 4.14 | 4.96 | 4.22 | 3.17 | 3.49 | 1.73 | 2.80 | 2.22 | 4.85 | 4.00 | 3.23 | 1.58 | |||||||||||||
SKEW | -0.22 | 0.03 | -0.18 | 0.91 | -0.73 | -0.34 | -0.23 | -0.07 | 0.02 | -0.81 | -0.06 | -0.07 | 0.84 | |||||||||||||
MAX | 68.32 | 77.41 | 85.84 | 93.33 | 99.00 | 107.40 | 109.87 | 109.19 | 102.57 | 93.23 | 80.87 | 68.45 | 89.08 | |||||||||||||
MIN | 61.26 | 66.21 | 65.90 | 79.27 | 86.94 | 96.60 | 104.39 | 99.68 | 94.93 | 79.52 | 68.43 | 60.45 | 83.82 | |||||||||||||
YRS | 12 | 12 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 9 |