YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 89.00 | b | 89.00 | 88.00 | 95.00 | 88.00 | 88.00 | 87.00 | ----- | z | ||||||
1983 | 88.00 | 91.00 | a | 86.00 | 87.00 | 87.00 | 87.00 | 86.00 | 86.00 | a | 87.00 | a | 90.00 | 87.00 | 90.00 | d | 91.00 | g | ||||||||
1984 | 86.00 | 85.00 | 87.00 | f | 85.00 | 86.00 | 90.00 | e | 87.00 | a | 87.00 | 85.00 | 87.00 | c | 86.00 | b | 84.00 | b | 90.00 | s | ||||||
1985 | 91.00 | b | 86.00 | c | 84.00 | b | 83.00 | b | 88.00 | 87.00 | b | 88.00 | 90.00 | 91.00 | a | 85.00 | 86.00 | a | 84.00 | 91.00 | m | |||||
1986 | 87.00 | 86.00 | 87.00 | 87.00 | 87.00 | a | 88.00 | 91.00 | b | 92.00 | 90.00 | 90.00 | 85.00 | 86.00 | 92.00 | c | ||||||||||
1987 | 86.00 | a | 84.00 | 84.00 | 89.00 | 86.00 | 85.00 | 88.00 | 87.00 | 88.00 | 86.00 | 87.00 | 86.00 | b | 89.00 | c | ||||||||||
1988 | 84.00 | 82.00 | 82.00 | a | 83.00 | 87.00 | 86.00 | 87.00 | 90.00 | 90.00 | 87.00 | 85.00 | 85.00 | c | 90.00 | d | ||||||||||
1989 | 84.00 | 83.00 | 83.00 | 84.00 | 85.00 | 85.00 | 87.00 | 85.00 | 86.00 | 85.00 | 85.00 | 84.00 | 87.00 | |||||||||||||
1990 | 83.00 | 82.00 | 82.00 | 83.00 | 86.00 | a | 85.00 | 88.00 | 89.00 | 89.00 | b | 88.00 | ----- | z | 83.00 | c | ----- | z | ||||||||
1991 | 83.00 | c | 84.00 | b | 83.00 | ----- | z | 85.00 | b | 84.00 | 86.00 | b | 88.00 | 86.00 | 85.00 | 84.00 | 83.00 | a | ----- | z | ||||||
1992 | 81.00 | b | 88.00 | a | 82.00 | 85.00 | a | 90.00 | 86.00 | a | 88.00 | b | 87.00 | a | 89.00 | a | 86.00 | a | 85.00 | b | 83.00 | b | 90.00 | n | ||
1993 | 92.00 | c | 86.00 | 84.00 | a | 84.00 | a | 84.00 | a | 85.00 | a | 85.00 | 90.00 | 87.00 | b | 85.00 | c | 87.00 | 85.00 | b | 92.00 | n | ||||
1994 | 82.00 | a | 84.00 | f | 83.00 | d | 85.00 | 84.00 | a | 84.00 | b | 87.00 | a | 86.00 | d | 86.00 | h | 85.00 | k | 84.00 | a | 82.00 | b | ----- | z | |
1995 | 86.00 | 91.00 | 96.00 | a | 83.00 | c | 84.00 | 85.00 | b | 88.00 | a | 87.00 | 87.00 | a | 87.00 | 85.00 | a | 84.00 | 96.00 | i | ||||||
1996 | 84.00 | e | 83.00 | v | 83.00 | e | 85.00 | 90.00 | 86.00 | 86.00 | 88.00 | a | 86.00 | 86.00 | a | 86.00 | b | 90.00 | ----- | z | ||||||
1997 | 92.00 | a | 85.00 | c | 83.00 | a | 84.00 | 85.00 | 87.00 | 86.00 | a | 87.00 | b | 87.00 | 87.00 | 86.00 | a | 84.00 | a | 92.00 | j | |||||
1998 | 85.00 | a | 83.00 | 84.00 | 82.00 | b | 83.00 | 84.00 | 86.00 | 89.00 | 87.00 | a | 86.00 | 83.00 | 82.00 | 89.00 | d | |||||||||
1999 | 80.00 | 81.00 | 82.00 | 82.00 | 83.00 | 84.00 | 85.00 | a | 87.00 | a | 85.00 | a | 86.00 | l | 85.00 | i | 82.00 | j | ----- | z | ||||||
2000 | 81.00 | i | 81.00 | i | 82.00 | i | 81.00 | i | 83.00 | h | 86.00 | d | 85.00 | j | 86.00 | h | 86.00 | i | 85.00 | i | 85.00 | m | 81.00 | k | ----- | z |
2001 | 82.00 | i | 81.00 | l | 81.00 | j | 82.00 | i | 81.00 | p | 87.00 | k | 84.00 | x | ----- | z | 89.00 | c | 88.00 | a | 87.00 | 90.00 | c | ----- | z | |
2002 | 85.00 | g | 85.00 | b | 84.00 | b | 86.00 | b | 85.00 | 86.00 | a | 88.00 | e | 88.00 | d | 87.00 | b | 89.00 | b | 88.00 | b | 85.00 | c | ----- | z | |
2003 | 90.00 | a | 89.00 | e | 86.00 | c | 83.00 | d | 89.00 | a | 88.00 | 88.00 | a | 90.00 | a | 91.00 | g | 90.00 | e | 86.00 | k | 95.00 | l | ----- | z | |
2004 | 84.00 | j | 87.00 | i | 85.00 | g | 84.00 | a | 86.00 | e | 85.00 | n | 86.00 | n | 89.00 | i | 89.00 | j | 87.00 | b | 86.00 | i | 82.00 | e | ----- | z |
2005 | 89.00 | c | 82.00 | d | 91.00 | c | 84.00 | d | 85.00 | d | 88.00 | b | 86.00 | f | 88.00 | c | 88.00 | c | ----- | z | 85.00 | b | 85.00 | ----- | z | |
2006 | 83.00 | 82.00 | 82.00 | 83.00 | 83.00 | 85.00 | c | 89.00 | a | 92.00 | a | 86.00 | a | 86.00 | a | 88.00 | a | 83.00 | b | 92.00 | j | |||||
2007 | 87.00 | 83.00 | 83.00 | 86.00 | 85.00 | a | 85.00 | a | 88.00 | 87.00 | a | 86.00 | 86.00 | 85.00 | b | 89.00 | b | 89.00 | g | |||||||
2008 | 81.00 | a | 81.00 | a | 81.00 | 82.00 | 83.00 | 85.00 | 87.00 | b | 85.00 | c | 87.00 | 85.00 | b | 84.00 | a | 82.00 | a | 87.00 | k | |||||
2009 | 87.00 | e | 82.00 | d | 81.00 | b | 86.00 | b | 87.00 | c | 90.00 | e | 89.00 | h | 88.00 | l | 87.00 | f | 88.00 | h | 88.00 | d | 88.00 | q | ----- | z |
2010 | 88.00 | k | 85.00 | l | 88.00 | s | 83.00 | t | 85.00 | j | 87.00 | q | 84.00 | r | 85.00 | e | 86.00 | q | 85.00 | k | 86.00 | k | 88.00 | h | ----- | z |
2011 | 83.00 | p | 86.00 | q | 84.00 | k | 83.00 | y | 85.00 | l | 87.00 | i | 87.00 | c | 87.00 | q | 85.00 | h | 86.00 | p | 85.00 | q | 84.00 | l | ----- | z |
2012 | 82.00 | q | 87.00 | o | 82.00 | e | 82.00 | d | 83.00 | a | 91.00 | b | 86.00 | b | 86.00 | d | 86.00 | b | 86.00 | b | 87.00 | b | 85.00 | d | ----- | z |
2013 | 85.00 | d | 86.00 | a | 85.00 | b | 84.00 | 85.00 | a | 85.00 | h | 88.00 | j | 88.00 | a | 88.00 | d | 90.00 | k | 88.00 | d | 89.00 | k | ----- | z | |
2014 | 86.00 | a | 87.00 | e | 88.00 | v | 88.00 | e | 88.00 | i | 88.00 | k | 89.00 | f | 88.00 | q | 90.00 | g | 88.00 | r | 89.00 | e | 89.00 | e | ----- | z |
2015 | 84.00 | u | 96.00 | w | 88.00 | r | 84.00 | o | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2016 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2017 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2018 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2019 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2020 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2021 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2022 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2023 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2024 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 85.68 | 84.75 | 84.12 | 84.41 | 85.59 | 86.33 | 87.24 | 87.85 | 87.68 | 86.88 | 86.08 | 85.08 | 89.40 | |||||||||||||
S.D. | 3.35 | 2.91 | 3.28 | 1.89 | 2.04 | 1.98 | 1.36 | 1.92 | 2.19 | 1.62 | 1.57 | 2.61 | 1.82 | |||||||||||||
SKEW | 0.32 | 0.71 | 2.30 | 0.69 | 0.62 | 0.83 | 0.56 | 0.52 | 1.58 | 0.70 | -0.00 | 0.76 | 0.18 | |||||||||||||
MAX | 92.00 | 91.00 | 96.00 | 89.00 | 90.00 | 91.00 | 91.00 | 92.00 | 95.00 | 90.00 | 89.00 | 90.00 | 92.00 | |||||||||||||
MIN | 80.00 | 81.00 | 81.00 | 82.00 | 83.00 | 84.00 | 85.00 | 85.00 | 85.00 | 85.00 | 83.00 | 82.00 | 87.00 | |||||||||||||
YRS | 25 | 24 | 25 | 27 | 27 | 27 | 25 | 27 | 25 | 24 | 26 | 26 | 5 |