YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 99.00 | 97.00 | 89.00 | ----- | z | 80.00 | 99.00 | |||||
1982 | 78.00 | 84.00 | 90.00 | 94.00 | 96.00 | 101.00 | 99.00 | 101.00 | 98.00 | 93.00 | 82.00 | 72.00 | 101.00 | |||||||||||||
1983 | 69.00 | 76.00 | a | 83.00 | 90.00 | 97.00 | 102.00 | 106.00 | 100.00 | 102.00 | 94.00 | 80.00 | 78.00 | 106.00 | ||||||||||||
1984 | 72.00 | 80.00 | 84.00 | 92.00 | 102.00 | 102.00 | 99.00 | 101.00 | 98.00 | 83.00 | 82.00 | 72.00 | 102.00 | |||||||||||||
1985 | 72.00 | 73.00 | 87.00 | 92.00 | 104.00 | 99.00 | 100.00 | 102.00 | 99.00 | 89.00 | 81.00 | 75.00 | 104.00 | |||||||||||||
1986 | 77.00 | 89.00 | 90.00 | 96.00 | a | 99.00 | 96.00 | 100.00 | 105.00 | 91.00 | 88.00 | a | 80.00 | 73.00 | 105.00 | |||||||||||
1987 | 80.00 | 77.00 | 78.00 | 94.00 | 90.00 | 95.00 | 97.00 | 102.00 | 95.00 | 91.00 | 87.00 | a | 84.00 | 102.00 | ||||||||||||
1988 | 71.00 | 83.00 | 93.00 | 92.00 | 97.00 | 104.00 | 95.00 | 97.00 | 95.00 | 89.00 | 90.00 | 76.00 | 104.00 | |||||||||||||
1989 | 77.00 | 87.00 | 94.00 | 98.00 | 107.00 | 101.00 | 107.00 | 98.00 | 99.00 | 96.00 | 83.00 | 79.00 | 107.00 | |||||||||||||
1990 | 74.00 | 80.00 | 89.00 | 94.00 | 104.00 | 105.00 | 96.00 | 96.00 | 95.00 | k | 87.00 | 81.00 | 79.00 | 105.00 | ||||||||||||
1991 | 71.00 | 79.00 | 89.00 | 92.00 | 99.00 | 98.00 | 98.00 | 97.00 | 95.00 | a | 90.00 | ----- | z | 74.00 | 99.00 | |||||||||||
1992 | 68.00 | 76.00 | f | ----- | z | ----- | z | ----- | z | 97.00 | 103.00 | 97.00 | 96.00 | 93.00 | 86.00 | 73.00 | 103.00 | |||||||||
1993 | 78.00 | 77.00 | 89.00 | 95.00 | ----- | z | 101.00 | 104.00 | ----- | z | 98.00 | 93.00 | 81.00 | 74.00 | 104.00 | |||||||||||
1994 | 73.00 | ----- | z | ----- | z | 93.00 | 102.00 | 113.00 | 108.00 | i | 100.00 | 97.00 | 92.00 | 85.00 | 78.00 | 113.00 | ||||||||||
1995 | 80.00 | 81.00 | a | 95.00 | m | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 84.00 | p | 81.00 | 95.00 | |||
1996 | ----- | z | 89.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 89.00 | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 74.29 | 81.15 | 87.82 | 93.50 | 99.73 | 101.08 | 100.33 | 99.62 | 96.92 | 90.50 | 83.17 | 76.53 | 103.88 | |||||||||||||
S.D. | 4.01 | 5.03 | 4.62 | 2.15 | 4.73 | 4.66 | 3.87 | 2.60 | 2.66 | 3.35 | 3.16 | 3.64 | 2.10 | |||||||||||||
SKEW | 0.03 | 0.24 | -0.76 | 0.51 | -0.45 | 1.13 | 0.43 | 0.41 | -0.32 | -0.49 | 0.92 | 0.41 | 0.10 | |||||||||||||
MAX | 80.00 | 89.00 | 94.00 | 98.00 | 107.00 | 113.00 | 107.00 | 105.00 | 102.00 | 96.00 | 90.00 | 84.00 | 107.00 | |||||||||||||
MIN | 68.00 | 73.00 | 78.00 | 90.00 | 90.00 | 95.00 | 95.00 | 96.00 | 91.00 | 83.00 | 80.00 | 72.00 | 101.00 | |||||||||||||
NO YRS | 14 | 13 | 11 | 12 | 11 | 13 | 12 | 13 | 13 | 14 | 12 | 15 | 8 |