YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 103.00 | ----- | z | 87.00 | a | 75.00 | 68.00 | 103.00 | ||||
1987 | 76.00 | 76.00 | 76.00 | 94.00 | 91.00 | 102.00 | 105.00 | 100.00 | a | 93.00 | 91.00 | 86.00 | 77.00 | 105.00 | ||||||||||||
1988 | 68.00 | 75.00 | 88.00 | 87.00 | 100.00 | 102.00 | 101.00 | 98.00 | a | 96.00 | 91.00 | 85.00 | 68.00 | 102.00 | ||||||||||||
1989 | 72.00 | 83.00 | 92.00 | 98.00 | 104.00 | 104.00 | 109.00 | 103.00 | 97.00 | 91.00 | 79.00 | 73.00 | 109.00 | |||||||||||||
1990 | 72.00 | 77.00 | 85.00 | 94.00 | 100.00 | 109.00 | 99.00 | 97.00 | 95.00 | 85.00 | 82.00 | 73.00 | 109.00 | |||||||||||||
1991 | 69.00 | 73.00 | 84.00 | 89.00 | 100.00 | 102.00 | 96.00 | 96.00 | 94.00 | 91.00 | 76.00 | 72.00 | 102.00 | |||||||||||||
1992 | 60.00 | 73.00 | 80.00 | 95.00 | 95.00 | 101.00 | 104.00 | 100.00 | 99.00 | 91.00 | 76.00 | a | 75.00 | 104.00 | ||||||||||||
1993 | 72.00 | 74.00 | 82.00 | 91.00 | 95.00 | 100.00 | 102.00 | 100.00 | 95.00 | 92.00 | 77.00 | 72.00 | 102.00 | |||||||||||||
1994 | 72.00 | 78.00 | 84.00 | 86.00 | 98.00 | a | 110.00 | 106.00 | 103.00 | a | 95.00 | 93.00 | 83.00 | 71.00 | 110.00 | |||||||||||
1995 | 69.00 | 76.00 | 88.00 | 89.00 | 98.00 | 99.00 | 109.00 | 100.00 | 102.00 | 90.00 | 82.00 | 78.00 | 109.00 | |||||||||||||
1996 | 75.00 | 83.00 | 83.00 | 97.00 | 103.00 | 107.00 | 102.00 | 101.00 | 93.00 | 92.00 | 87.00 | 78.00 | 107.00 | |||||||||||||
1997 | 76.00 | 76.00 | 88.00 | 88.00 | a | 93.00 | 102.00 | 104.00 | 100.00 | 100.00 | 93.00 | 81.00 | 70.00 | 104.00 | ||||||||||||
1998 | 70.00 | 83.00 | 87.00 | 92.00 | 102.00 | 109.00 | 108.00 | 99.00 | 97.00 | 93.00 | 79.00 | 73.00 | 109.00 | |||||||||||||
1999 | 80.00 | 80.00 | 81.00 | 92.00 | 95.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 95.00 | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 71.62 | 77.46 | 84.46 | 91.69 | 98.00 | 103.92 | 103.75 | 100.00 | 96.33 | 90.77 | 80.62 | 72.92 | 106.00 | |||||||||||||
S.D. | 4.87 | 3.69 | 4.22 | 3.79 | 3.98 | 3.82 | 4.00 | 2.20 | 2.81 | 2.35 | 3.99 | 3.35 | 3.16 | |||||||||||||
SKEW | -0.64 | 0.49 | -0.20 | 0.13 | -0.17 | 0.48 | -0.33 | -0.16 | 0.68 | -1.41 | 0.12 | 0.16 | -0.11 | |||||||||||||
MAX | 80.00 | 83.00 | 92.00 | 98.00 | 104.00 | 110.00 | 109.00 | 103.00 | 102.00 | 93.00 | 87.00 | 78.00 | 110.00 | |||||||||||||
MIN | 60.00 | 73.00 | 76.00 | 86.00 | 91.00 | 99.00 | 96.00 | 96.00 | 93.00 | 85.00 | 75.00 | 68.00 | 102.00 | |||||||||||||
NO YRS | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 13 | 12 | 13 | 13 | 13 | 12 |