YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 64.00 | 58.00 | 52.90 | 58.30 | i | |||
1984 | 57.19 | 56.59 | 58.94 | 56.13 | 59.93 | b | 60.17 | 66.10 | 68.00 | 69.97 | 62.16 | 57.17 | 51.84 | 60.35 | ||||||||||||
1985 | 56.35 | 53.14 | 52.42 | 58.69 | a | 60.94 | 66.07 | a | 69.35 | 68.00 | a | 66.37 | 63.89 | c | 51.66 | a | 55.32 | 60.18 | ||||||||
1986 | 58.48 | b | 55.86 | f | 60.29 | 56.82 | b | 61.66 | b | 65.97 | a | 66.77 | 67.94 | 65.53 | 62.68 | 59.53 | 58.45 | 62.19 | a | |||||||
1987 | 55.65 | 57.29 | 58.61 | 61.50 | 62.90 | 64.83 | 66.00 | 68.68 | 65.90 | 66.52 | 60.17 | 52.20 | a | 61.69 | ||||||||||||
1988 | 54.71 | 56.75 | a | 55.94 | 58.17 | 61.32 | 64.13 | 68.74 | 66.35 | 68.03 | 64.59 | b | 57.50 | 55.16 | 60.95 | |||||||||||
1989 | 51.68 | 49.54 | 54.84 | 63.25 | b | 61.84 | 66.79 | a | 66.97 | 68.74 | 67.53 | 64.45 | 60.23 | 57.65 | 61.13 | |||||||||||
1990 | 53.55 | b | 52.46 | 57.19 | 58.86 | a | 61.58 | 64.52 | c | 69.42 | 69.30 | a | 69.93 | 63.06 | 57.60 | 50.10 | b | 60.63 | ||||||||
1991 | 54.55 | 61.04 | a | 53.81 | 56.27 | 58.26 | 64.30 | c | 70.38 | b | 67.77 | 72.30 | 67.83 | a | 59.34 | a | 55.77 | 61.80 | ||||||||
1992 | 57.32 | 61.34 | 60.65 | 62.86 | a | 67.67 | a | 67.23 | 69.60 | a | 70.94 | 69.83 | a | 66.45 | 57.50 | 51.32 | 63.56 | |||||||||
1993 | 52.10 | 55.71 | 57.70 | a | 57.77 | 63.06 | 65.73 | 67.61 | 69.17 | a | 66.18 | b | 66.03 | b | 57.90 | 55.68 | 61.22 | |||||||||
1994 | 57.52 | 52.29 | 57.61 | 57.87 | 62.37 | a | ----- | z | 67.60 | a | 70.87 | 69.18 | b | 64.55 | 52.60 | 51.93 | a | 60.40 | a | |||||||
1995 | 56.32 | 58.32 | 56.63 | a | 57.47 | 60.00 | 64.00 | a | 69.23 | 69.55 | ----- | z | ----- | z | ----- | z | ----- | z | 61.44 | d | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 55.45 | 55.86 | 57.05 | 58.80 | 61.79 | 64.89 | 68.15 | 68.78 | 68.25 | 64.68 | 57.43 | 54.03 | 61.28 | |||||||||||||
S.D. | 2.18 | 3.71 | 2.49 | 2.43 | 2.29 | 1.91 | 1.49 | 1.31 | 2.16 | 1.72 | 2.71 | 2.66 | 1.02 | |||||||||||||
SKEW | -0.46 | -0.07 | -0.33 | 0.83 | 1.17 | -1.25 | -0.10 | 0.14 | 0.33 | 0.30 | -1.18 | 0.20 | 1.22 | |||||||||||||
MAX | 58.48 | 61.34 | 60.65 | 63.25 | 67.67 | 67.23 | 70.38 | 70.94 | 72.30 | 67.83 | 60.23 | 58.45 | 63.56 | |||||||||||||
MIN | 51.68 | 49.54 | 52.42 | 56.13 | 58.26 | 60.17 | 66.00 | 66.35 | 65.53 | 62.16 | 51.66 | 50.10 | 60.18 | |||||||||||||
YRS | 12 | 11 | 12 | 12 | 12 | 11 | 12 | 12 | 11 | 12 | 12 | 12 | 9 |