YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1967 | ----- | z | ----- | z | ----- | z | ----- | z | 96.00 | 92.00 | 98.00 | 99.00 | 95.00 | 95.00 | 78.00 | 68.00 | ----- | z | ||||||||
1968 | 68.00 | 69.00 | 83.00 | a | 83.00 | c | 92.00 | 103.00 | 102.00 | 97.00 | 94.00 | 92.00 | 77.00 | 69.00 | 103.00 | d | ||||||||||
1969 | 73.00 | 70.00 | 72.00 | 86.00 | 94.00 | 99.00 | 105.00 | 103.00 | 91.00 | 90.00 | 74.00 | 74.00 | e | 105.00 | e | |||||||||||
1970 | 76.00 | 81.00 | 77.00 | 83.00 | 93.00 | 105.00 | 103.00 | 101.00 | 99.00 | e | 77.00 | j | 77.00 | 74.00 | 105.00 | o | ||||||||||
1971 | 75.00 | 75.00 | 92.00 | 90.00 | 95.00 | 99.00 | 101.00 | a | 95.00 | 96.00 | k | 86.00 | 82.00 | 75.00 | 101.00 | l | ||||||||||
1972 | 77.00 | 81.00 | b | 85.00 | 92.00 | 94.00 | 96.00 | 98.00 | 93.00 | 91.00 | 91.00 | a | 72.00 | 65.00 | 98.00 | c | ||||||||||
1973 | 67.00 | 70.00 | 75.00 | 82.00 | 89.00 | 102.00 | 103.00 | 102.00 | 94.00 | 94.00 | c | 85.00 | a | 76.00 | a | 103.00 | e | |||||||||
1974 | ----- | z | 78.00 | h | 85.00 | 88.00 | b | 100.00 | b | 104.00 | a | 101.00 | c | 96.00 | g | 92.00 | g | 85.00 | e | 76.00 | e | 68.00 | c | ----- | z | |
1975 | 73.00 | d | 65.00 | o | 81.00 | h | 85.00 | n | 90.00 | i | 100.00 | l | 96.00 | l | 99.00 | i | 98.00 | b | 91.00 | e | 78.00 | q | 69.00 | y | ----- | z |
1976 | 69.00 | k | 79.00 | f | 85.00 | p | 86.00 | l | 93.00 | h | 104.00 | d | 98.00 | l | 97.00 | u | 96.00 | m | 87.00 | p | ----- | z | 74.00 | t | ----- | z |
1977 | 57.00 | i | 75.00 | c | 80.00 | g | 85.00 | a | 90.00 | 105.00 | ----- | z | 102.00 | c | 95.00 | c | 88.00 | d | 81.00 | e | 72.00 | m | ----- | z | ||
1978 | 66.00 | m | 65.00 | g | 86.00 | f | 88.00 | a | 95.00 | d | 103.00 | l | 101.00 | y | 100.00 | q | 89.00 | u | 92.00 | f | 78.00 | k | 69.00 | w | ----- | z |
1979 | 58.00 | f | 82.00 | c | 79.00 | g | 86.00 | e | 95.00 | q | 102.00 | d | 102.00 | j | 98.00 | j | 98.00 | h | 96.00 | j | 70.00 | m | 71.00 | j | ----- | z |
1980 | 72.00 | d | 78.00 | f | 71.00 | n | 85.00 | b | 90.00 | f | 108.00 | d | 105.00 | g | 103.00 | c | 98.00 | h | 89.00 | e | 87.00 | e | 72.00 | i | ----- | z |
1981 | 72.00 | e | 82.00 | i | 80.00 | i | 92.00 | b | 92.00 | 108.00 | 104.00 | 99.00 | c | 91.00 | 86.00 | a | ----- | z | ----- | z | ----- | z | ||||
1982 | ----- | z | ----- | z | ----- | z | 88.00 | a | 93.00 | 97.00 | a | 101.00 | 102.00 | 95.00 | e | 84.00 | k | 80.00 | a | 69.00 | d | ----- | z | |||
1983 | 63.00 | h | 66.00 | m | 80.00 | c | 85.00 | f | 85.00 | h | 101.00 | j | 102.00 | 100.00 | f | ----- | z | 89.00 | f | 79.00 | b | ----- | z | ----- | z | |
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1987 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1988 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1989 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1990 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1994 | 74.00 | 74.00 | 83.00 | 90.00 | a | 92.00 | 107.00 | 106.00 | a | 103.00 | c | 96.00 | 96.00 | 82.00 | 71.00 | 107.00 | e | |||||||||
1995 | 71.00 | 77.00 | 87.00 | 86.00 | 85.00 | a | 100.00 | 102.00 | 98.00 | 103.00 | 86.00 | 81.00 | 75.00 | 103.00 | a | |||||||||||
1996 | 70.00 | 78.00 | 79.00 | 91.00 | 101.00 | 105.00 | 102.00 | 95.00 | 89.00 | 87.00 | 82.00 | a | 74.00 | 105.00 | a | |||||||||||
1997 | 73.00 | 70.00 | 82.00 | 82.00 | 91.00 | 100.00 | 102.00 | 94.00 | 98.00 | 87.00 | 81.00 | 67.00 | 102.00 | |||||||||||||
1998 | 64.00 | 75.00 | 86.00 | a | 87.00 | 99.00 | 106.00 | 101.00 | 98.00 | 97.00 | 87.00 | 80.00 | 69.00 | 106.00 | a | |||||||||||
1999 | 74.00 | 77.00 | 77.00 | 85.00 | 87.00 | 100.00 | 99.00 | 99.00 | 98.00 | 89.00 | 79.00 | 69.00 | a | 100.00 | a | |||||||||||
2000 | 73.00 | 77.00 | 78.00 | 89.00 | 99.00 | 98.00 | 101.00 | 101.00 | 100.00 | 95.00 | a | 72.00 | 65.00 | 101.00 | a | |||||||||||
2001 | 53.00 | 70.00 | 81.00 | a | 88.00 | 90.00 | 98.00 | a | 103.00 | 98.00 | 96.00 | ----- | z | 84.00 | 71.00 | a | ----- | z | ||||||||
2002 | 70.00 | 78.00 | 84.00 | 90.00 | 94.00 | a | 102.00 | 102.00 | 101.00 | 94.00 | 86.00 | 74.00 | 63.00 | 102.00 | a | |||||||||||
2003 | 69.00 | 71.00 | 80.00 | 87.00 | 99.00 | 95.00 | a | 104.00 | 103.00 | 92.00 | 89.00 | 78.00 | 74.00 | 104.00 | a | |||||||||||
2004 | 68.00 | 76.00 | 85.00 | 82.00 | 98.00 | 100.00 | 99.00 | 97.00 | 96.00 | 79.00 | 75.00 | 68.00 | 100.00 | |||||||||||||
2005 | 71.00 | 71.00 | 82.00 | c | 82.00 | 97.00 | 98.00 | 103.00 | 96.00 | 95.00 | 88.00 | 83.00 | 72.00 | 103.00 | c | |||||||||||
2006 | 75.00 | 76.00 | 82.00 | 92.00 | 98.00 | 103.00 | 100.00 | 99.00 | 89.00 | 92.00 | 84.00 | l | ----- | z | ----- | z | ||||||||||
2007 | ----- | z | 73.00 | r | 85.00 | f | 83.00 | j | 86.00 | l | 96.00 | n | 98.00 | h | 107.00 | x | 96.00 | m | 90.00 | x | 81.00 | o | 70.00 | j | ----- | z |
2008 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 70.82 | 74.90 | 81.67 | 86.88 | 94.12 | 101.33 | 101.75 | 99.08 | 95.04 | 89.04 | 79.13 | 70.29 | 102.25 | |||||||||||||
S.D. | 5.08 | 4.01 | 4.50 | 3.30 | 4.17 | 4.07 | 2.03 | 3.06 | 3.51 | 3.93 | 3.98 | 3.73 | 2.26 | |||||||||||||
SKEW | -2.03 | 0.08 | -0.01 | -0.03 | -0.25 | -0.22 | -0.07 | -0.32 | 0.11 | -0.21 | -0.11 | -0.15 | -0.18 | |||||||||||||
MAX | 77.00 | 82.00 | 92.00 | 92.00 | 101.00 | 108.00 | 106.00 | 103.00 | 103.00 | 96.00 | 87.00 | 76.00 | 106.00 | |||||||||||||
MIN | 53.00 | 69.00 | 72.00 | 82.00 | 85.00 | 92.00 | 98.00 | 93.00 | 89.00 | 79.00 | 72.00 | 63.00 | 98.00 | |||||||||||||
YRS | 22 | 21 | 21 | 26 | 25 | 27 | 24 | 24 | 23 | 23 | 24 | 21 | 12 |