YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1987 | 65.17 | b | 66.16 | c | 69.59 | b | 82.64 | b | 85.08 | e | 98.68 | b | 98.31 | e | 92.52 | d | 90.41 | c | 87.00 | f | 72.42 | f | 64.96 | g | 83.17 | c |
1988 | 65.35 | e | 72.35 | i | 74.92 | g | 78.81 | c | 89.33 | d | 98.96 | b | 95.08 | e | 91.67 | a | 91.20 | e | 86.38 | b | 75.92 | e | 65.40 | f | 85.86 | c |
1989 | 64.09 | h | 72.61 | e | 80.71 | g | 88.00 | f | 91.36 | c | 97.29 | b | 98.82 | c | 92.80 | a | 94.12 | d | 82.17 | h | 74.21 | f | 67.62 | e | 87.80 | e |
1990 | 63.56 | d | 65.92 | c | 74.43 | a | 81.36 | e | 87.62 | b | 100.24 | e | 90.10 | b | 90.08 | e | 89.20 | e | 85.61 | c | 76.00 | f | 63.77 | e | 81.08 | a |
1991 | 63.96 | g | 72.75 | d | 66.52 | h | 78.76 | e | 86.92 | f | 93.53 | 96.56 | f | 94.45 | b | 88.58 | d | 86.23 | a | 71.19 | c | 61.61 | c | 80.89 | d | |
1992 | 61.40 | f | 66.58 | e | 69.82 | c | 80.93 | a | 85.86 | c | 95.07 | 94.77 | e | 90.79 | c | 92.88 | f | 85.83 | b | 68.92 | e | 61.45 | i | 82.06 | c | |
1993 | 63.41 | d | 62.85 | b | 71.00 | k | 81.30 | g | 89.58 | l | 96.43 | 93.87 | h | 91.56 | f | 90.29 | f | 78.95 | j | 71.84 | k | 67.08 | e | 72.44 | h | |
1994 | 69.09 | h | 65.50 | d | 72.35 | h | 82.52 | e | ----- | z | 101.56 | n | 98.62 | g | 95.08 | e | ----- | z | 79.91 | i | 70.69 | n | 65.90 | k | 81.03 | i |
1995 | 61.95 | i | 70.57 | g | 71.30 | h | ----- | z | 83.15 | k | 97.25 | j | 98.15 | k | 90.93 | p | 93.00 | k | 87.44 | m | 76.24 | i | 75.70 | u | ----- | z |
1996 | 71.17 | m | 70.18 | l | 73.43 | h | 84.42 | k | 92.85 | k | 100.48 | g | 97.40 | f | 96.10 | k | 87.80 | j | 82.57 | j | 77.50 | p | 68.53 | p | ----- | z |
1997 | 61.59 | i | 69.22 | j | 80.65 | k | 79.00 | j | 93.17 | s | 96.25 | v | 98.00 | t | 95.62 | j | 93.30 | c | 86.65 | n | 77.94 | m | 61.94 | m | 93.30 | k |
1998 | 68.00 | p | 61.31 | l | 69.32 | l | 77.12 | n | 86.35 | k | 97.53 | m | 97.64 | i | 94.53 | l | 93.80 | t | 85.93 | q | 77.92 | r | 64.11 | v | ----- | z |
1999 | 71.06 | o | 76.41 | k | 79.70 | k | 77.50 | n | 86.00 | y | 98.09 | s | 92.89 | l | 94.84 | l | 93.73 | o | 91.53 | l | 81.88 | n | 67.55 | t | ----- | z |
2000 | 71.50 | k | 73.31 | m | 71.27 | i | 86.47 | o | 95.05 | k | 97.67 | l | ----- | z | ----- | z | 97.47 | o | 78.95 | j | 67.18 | m | 72.42 | s | ----- | z |
2001 | 62.67 | m | 64.77 | o | 72.75 | g | 79.53 | k | 94.89 | m | 98.60 | j | ----- | z | 96.00 | g | 96.82 | m | 88.65 | k | 74.00 | l | 61.17 | s | ----- | z |
2002 | 68.27 | i | 74.09 | f | 78.16 | l | 87.05 | h | 93.47 | n | 102.09 | g | 97.65 | n | 98.54 | g | 92.67 | i | 86.25 | s | 74.71 | p | 65.67 | m | ----- | z |
2003 | 73.93 | p | 67.85 | o | 74.95 | k | 78.31 | n | 93.00 | o | 99.12 | n | 97.83 | m | 94.54 | e | 91.86 | h | 87.12 | g | 73.91 | g | 62.20 | u | 94.54 | k |
2004 | 71.29 | x | 67.33 | w | 79.43 | q | 83.43 | p | 91.88 | o | 98.40 | o | 98.14 | j | 94.65 | k | 98.20 | y | 82.00 | r | 70.25 | v | 65.00 | p | ----- | z |
2005 | ----- | z | ----- | z | 70.61 | m | ----- | z | 90.00 | x | 96.10 | 100.68 | l | 92.50 | k | 91.56 | u | 82.75 | o | 80.50 | p | 68.17 | m | 96.10 | k | |
2006 | 69.69 | r | 72.20 | m | 70.71 | q | 82.15 | c | 92.42 | 99.43 | b | 97.06 | 92.55 | 86.22 | c | 79.45 | t | ----- | z | 63.97 | 87.69 | e | ||||
2007 | 58.55 | 67.46 | ----- | z | 80.77 | 90.52 | 99.20 | 104.12 | w | 95.31 | e | ----- | z | 85.10 | 76.21 | a | 60.00 | a | 79.23 | c | ||||||
2008 | ----- | z | 68.14 | ----- | z | 82.93 | b | ----- | z | ----- | z | ----- | z | 92.94 | 91.47 | 87.50 | m | 75.90 | 62.96 | h | 82.27 | g | ||||
2009 | ----- | z | ----- | z | ----- | z | ----- | z | 92.97 | 92.68 | b | 99.87 | 98.81 | 93.50 | 82.24 | b | 76.47 | 62.35 | 87.36 | d | ||||||
2010 | 64.23 | 62.39 | 68.87 | 76.93 | 86.71 | 98.27 | 96.54 | r | 95.00 | 93.19 | n | 81.74 | 70.00 | 70.74 | 77.49 | b | ||||||||||
2011 | 65.71 | 67.04 | c | 80.24 | b | 83.86 | b | 89.06 | 101.33 | 96.32 | 96.55 | 93.60 | 85.52 | 68.25 | b | 59.60 | a | 82.26 | ||||||||
2012 | 69.59 | b | 66.67 | e | 70.31 | e | 79.19 | c | 86.63 | d | 102.40 | y | ----- | z | ----- | z | 89.79 | a | ----- | z | ----- | z | ----- | z | 77.03 | f |
2013 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2014 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2015 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | 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 |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 64.44 | 67.01 | 72.21 | 80.90 | 88.87 | 97.48 | 96.29 | 93.79 | 91.03 | 84.83 | 72.86 | 64.08 | 82.26 | |||||||||||||
S.D. | 3.07 | 3.15 | 4.40 | 2.09 | 2.71 | 2.60 | 3.07 | 2.34 | 2.49 | 1.80 | 3.60 | 3.74 | 0.0 | |||||||||||||
SKEW | -0.36 | 0.58 | 1.17 | -0.43 | 0.15 | -0.46 | -0.91 | 0.38 | -0.42 | -1.00 | -0.15 | 0.48 | 0.00 | |||||||||||||
MAX | 69.59 | 72.75 | 80.24 | 83.86 | 92.97 | 101.33 | 99.87 | 98.81 | 94.12 | 86.38 | 76.47 | 70.74 | 82.26 | |||||||||||||
MIN | 58.55 | 62.39 | 68.87 | 76.93 | 85.08 | 92.68 | 90.10 | 90.08 | 86.22 | 81.74 | 68.25 | 59.60 | 82.26 | |||||||||||||
YRS | 8 | 12 | 6 | 12 | 11 | 13 | 8 | 14 | 11 | 8 | 8 | 9 | 1 |