YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1952 | ----- | z | ----- | z | ----- | z | 86.07 | b | 101.26 | 105.24 | a | 110.68 | 110.45 | 108.52 | c | ----- | z | ----- | z | 68.97 | 98.74 | e | ||||
1953 | 72.87 | a | 72.90 | h | 79.74 | 84.80 | 89.74 | 104.40 | 109.26 | 110.20 | a | 106.53 | 91.71 | 79.77 | 68.29 | 90.66 | a | |||||||||
1954 | 68.60 | a | 80.36 | 77.03 | 92.80 | 97.94 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 83.34 | g | ||||
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 103.31 | a | 104.52 | 103.00 | 102.87 | 95.65 | 76.97 | 72.68 | 94.14 | e | ||||||
1956 | 72.80 | a | 69.03 | 83.58 | 85.93 | 96.52 | 106.17 | 106.32 | 106.45 | 106.18 | b | 89.10 | 77.24 | a | 71.39 | 89.23 | ||||||||||
1957 | 66.61 | 77.64 | 80.17 | a | 88.50 | 93.96 | c | 105.96 | g | 110.96 | c | 106.54 | e | 103.15 | d | 85.67 | a | 69.79 | a | 70.62 | e | 86.69 | a | |||
1958 | 69.38 | b | 73.83 | d | ----- | z | 87.00 | c | 102.81 | 108.37 | 112.74 | ----- | z | ----- | z | 95.61 | ----- | z | 76.90 | 90.83 | d | |||||
1959 | 73.97 | 70.57 | 82.94 | 92.27 | 93.42 | 108.20 | 110.58 | 104.94 | 101.47 | 93.26 | 78.93 | 67.13 | 89.81 | |||||||||||||
1960 | 64.03 | 68.62 | 84.61 | 90.17 | 96.23 | 110.14 | p | 110.84 | 108.52 | 104.93 | 89.74 | 78.57 | 68.68 | 87.72 | a | |||||||||||
1961 | 71.58 | 76.11 | 79.55 | 89.07 | 95.39 | 107.62 | a | 108.23 | 105.61 | 100.37 | 90.84 | 72.03 | 66.68 | 88.59 | ||||||||||||
1962 | 66.74 | 71.54 | 73.48 | 93.03 | 92.73 | a | 103.17 | 108.32 | 110.03 | 101.47 | 92.68 | 84.30 | 70.97 | 89.04 | ||||||||||||
1963 | 64.03 | 80.50 | 77.90 | 82.03 | 98.32 | 99.70 | 109.04 | f | 104.08 | e | 103.60 | 93.68 | 78.53 | 70.71 | 86.64 | a | ||||||||||
1964 | 66.19 | 68.52 | 70.35 | 84.40 | 94.03 | 102.67 | 109.48 | 105.52 | 100.50 | 94.77 | 75.23 | 68.16 | 86.65 | |||||||||||||
1965 | 67.87 | 71.50 | 73.96 | d | 82.68 | b | 92.40 | a | 96.24 | a | 106.77 | 107.00 | 98.33 | 96.32 | 80.37 | 65.23 | 86.56 | |||||||||
1966 | 63.68 | 66.18 | 80.74 | 90.53 | 98.14 | c | 108.06 | l | 107.92 | e | 107.68 | 101.80 | ----- | z | ----- | z | ----- | z | 89.58 | d | ||||||
1967 | 70.17 | a | ----- | z | ----- | z | 80.77 | 95.63 | a | 101.14 | b | 109.55 | 108.26 | 100.60 | 94.07 | a | 81.57 | 63.03 | 90.48 | b | ||||||
1968 | 69.10 | 77.31 | 79.81 | 83.73 | 93.19 | ----- | z | ----- | z | ----- | z | 102.20 | 92.81 | ----- | z | ----- | z | 85.45 | e | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 68.51 | 73.21 | 78.76 | 87.11 | 95.73 | 103.85 | 109.01 | 107.02 | 102.83 | 92.56 | 77.78 | 69.24 | 88.31 | |||||||||||||
S.D. | 3.34 | 4.76 | 4.17 | 3.94 | 3.39 | 3.64 | 2.18 | 2.31 | 2.73 | 2.95 | 3.98 | 3.40 | 1.38 | |||||||||||||
SKEW | 0.08 | 0.23 | -0.55 | 0.07 | 0.44 | -0.57 | -0.38 | -0.00 | 0.53 | -0.84 | -0.53 | 0.36 | -0.46 | |||||||||||||
MAX | 73.97 | 80.50 | 84.61 | 93.03 | 102.81 | 108.37 | 112.74 | 110.45 | 108.52 | 96.32 | 84.30 | 76.90 | 89.81 | |||||||||||||
MIN | 63.68 | 66.18 | 70.35 | 80.77 | 89.74 | 96.24 | 104.52 | 103.00 | 98.33 | 85.67 | 69.79 | 63.03 | 86.56 | |||||||||||||
YRS | 15 | 13 | 13 | 16 | 16 | 12 | 14 | 14 | 15 | 14 | 12 | 14 | 6 |