YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1991 | ----- | z | ----- | z | 59.29 | g | 71.17 | f | 79.34 | f | 86.34 | e | 94.64 | f | 96.33 | g | 90.67 | f | 82.60 | g | 64.48 | i | 54.00 | e | 70.17 | j |
1992 | 53.88 | c | 61.60 | h | 65.33 | h | 76.87 | d | 85.83 | e | 92.42 | f | 96.32 | f | 98.14 | f | 91.76 | c | 78.26 | h | 60.80 | g | 51.46 | g | 77.08 | h |
1993 | 54.77 | i | 58.19 | g | 66.65 | e | 74.37 | k | 85.38 | g | 89.38 | f | 96.12 | c | 96.17 | h | 88.85 | c | 77.96 | g | 59.71 | i | 53.54 | d | 76.29 | h |
1994 | 56.25 | c | 57.12 | b | 70.02 | d | 74.98 | e | 83.22 | f | 97.63 | c | 99.95 | c | 100.37 | e | 92.60 | d | 75.44 | f | 58.20 | c | 54.98 | c | 76.21 | b |
1995 | 55.71 | c | 64.02 | e | 64.71 | e | 72.54 | d | 79.73 | e | 89.52 | c | 97.93 | d | 100.70 | c | 94.57 | g | 77.65 | d | 68.58 | e | 57.69 | b | 75.34 | a |
1996 | 57.72 | d | 63.30 | f | 68.14 | f | 76.43 | 85.98 | 94.33 | 102.21 | 100.31 | 89.18 | 75.97 | 64.08 | 56.37 | 80.26 | b | |||||||||
1997 | 56.06 | 59.11 | 70.89 | 74.00 | 90.45 | ----- | z | 97.65 | 99.18 | 92.10 | ----- | z | 63.98 | 52.56 | 75.60 | b | ||||||||||
1998 | 54.92 | ----- | z | 64.15 | ----- | z | 78.94 | 88.82 | 100.71 | 99.32 | 88.60 | 74.65 | 62.65 | 54.97 | 76.77 | b | ||||||||||
1999 | 57.34 | 59.46 | d | 67.56 | 68.43 | 82.89 | 92.60 | 96.61 | 97.23 | 91.47 | 78.40 | 65.27 | 55.29 | 76.05 | ||||||||||||
2000 | 57.47 | 61.69 | 66.03 | b | 78.82 | 88.32 | 95.92 | 99.89 | 97.84 | c | 90.23 | b | 78.31 | w | ----- | z | ----- | z | 81.80 | c | ||||||
2001 | ----- | z | 55.95 | q | 67.95 | i | 71.56 | e | 86.92 | f | 92.98 | d | 94.33 | h | 96.76 | f | 91.26 | i | 79.48 | h | 65.72 | j | 51.53 | l | 82.27 | j |
2002 | 53.24 | h | 58.06 | j | 63.02 | e | 75.90 | a | 80.90 | f | 93.09 | b | 98.47 | a | 95.96 | d | 89.60 | d | 75.60 | f | 64.79 | b | 53.89 | c | 79.34 | d |
2003 | 60.24 | b | 59.28 | e | 64.00 | c | 70.16 | b | 82.14 | b | 91.79 | a | 98.65 | a | 95.23 | a | 90.36 | b | 82.75 | e | 60.02 | d | 53.95 | c | 75.71 | |
2004 | 54.87 | d | 55.46 | b | 71.34 | c | 73.65 | c | 83.28 | b | 91.91 | a | 97.52 | g | 94.32 | t | 86.26 | k | 75.55 | j | 59.89 | k | 54.00 | k | 71.75 | f |
2005 | 55.67 | j | 57.89 | i | 64.40 | j | 71.03 | l | 81.88 | k | 90.13 | k | 98.39 | d | 93.56 | m | 87.05 | i | 75.14 | i | 66.71 | m | 55.53 | m | 98.39 | k |
2006 | 55.67 | j | 59.83 | g | 60.65 | 72.55 | a | 85.85 | 94.10 | f | 97.95 | 94.65 | 85.97 | 73.98 | 65.00 | 53.82 | 76.71 | c | ||||||||
2007 | 51.78 | a | 59.57 | 68.08 | a | 73.17 | 83.44 | 90.53 | 96.82 | 96.21 | g | 86.25 | h | 74.26 | d | 66.26 | a | 51.90 | a | 71.58 | b | |||||
2008 | 51.73 | a | 56.57 | 65.17 | b | 72.28 | 78.03 | 90.52 | 97.31 | 95.50 | 89.55 | 76.48 | 65.77 | 53.42 | 74.36 | |||||||||||
2009 | 56.60 | 56.59 | 64.66 | 70.53 | 87.53 | 87.12 | 98.52 | 93.61 | 90.27 | 72.73 | 64.23 | 52.16 | 74.55 | |||||||||||||
2010 | 54.73 | 58.82 | 62.11 | 69.09 | a | 76.05 | 89.87 | 98.61 | 94.37 | 88.75 | 76.05 | 62.25 | 56.97 | 73.97 | ||||||||||||
2011 | 53.47 | 55.12 | 65.00 | 72.38 | e | 81.08 | y | 89.00 | 95.19 | 98.23 | 89.25 | 76.74 | 61.68 | 51.71 | 73.43 | a | ||||||||||
2012 | 56.23 | 59.67 | 64.90 | 73.88 | 84.03 | 92.65 | 93.42 | 96.94 | 92.41 | b | 75.89 | c | 65.57 | 55.53 | 75.93 | |||||||||||
2013 | 51.52 | 56.12 | 67.76 | 73.14 | a | 82.42 | 92.93 | 97.56 | 92.18 | 85.73 | 70.68 | 62.67 | 51.87 | a | 73.71 | |||||||||||
2014 | 57.37 | 62.75 | 68.32 | 72.34 | b | 80.97 | 91.13 | 96.21 | 92.21 | 88.27 | 77.24 | 63.93 | 56.48 | 75.60 | ||||||||||||
2015 | 56.77 | 64.73 | 70.23 | 72.35 | 77.19 | 92.23 | 92.60 | 96.90 | 91.30 | 78.40 | 61.22 | 51.28 | a | 75.43 | ||||||||||||
2016 | 51.61 | 62.57 | 68.38 | a | 72.35 | 78.34 | 95.98 | 97.89 | 93.56 | 85.38 | 78.50 | c | 65.75 | b | 54.63 | 75.41 | ||||||||||
2017 | 53.56 | 60.68 | 68.60 | 73.82 | 78.18 | t | 93.61 | b | 98.53 | 95.26 | 86.45 | 77.10 | 67.97 | 57.56 | 75.74 | a | ||||||||||
2018 | 58.95 | 59.62 | 64.79 | 76.22 | 82.29 | 91.28 | 97.37 | 96.95 | 91.32 | 74.82 | 63.40 | 56.21 | 76.10 | |||||||||||||
2019 | 54.55 | 53.21 | 64.39 | 75.72 | 76.52 | 89.30 | 94.94 | 94.55 | 85.40 | 70.75 | a | 63.09 | a | 52.79 | c | 72.93 | ||||||||||
2020 | 54.69 | 58.19 | 62.68 | c | 71.41 | b | 82.69 | e | 88.25 | 96.45 | 97.65 | 89.08 | 79.16 | 64.48 | 54.03 | a | 74.90 | |||||||||
2021 | 54.98 | 58.32 | 62.76 | 75.47 | 82.05 | 94.47 | 98.03 | 94.81 | 90.13 | 72.65 | a | 68.08 | 55.84 | 75.63 | ||||||||||||
2022 | 55.16 | 58.09 | 66.27 | 74.88 | 82.77 | 92.67 | 96.31 | 93.65 | 91.38 | 77.15 | 58.48 | 54.03 | 75.07 | |||||||||||||
2023 | 53.79 | 54.93 | 60.11 | 71.67 | 82.29 | 86.58 | 99.03 | 94.33 | d | 87.00 | 77.26 | 63.55 | 55.63 | 73.85 | ||||||||||||
2024 | 53.15 | 58.67 | 63.79 | 71.67 | 78.00 | y | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 61.82 | h | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 55.18 | 58.82 | 65.76 | 73.27 | 82.40 | 91.54 | 97.56 | 96.21 | 89.35 | 76.05 | 63.88 | 54.40 | 74.95 | |||||||||||||
S.D. | 2.22 | 2.88 | 2.96 | 2.36 | 3.69 | 2.84 | 2.01 | 2.47 | 2.19 | 2.78 | 2.62 | 1.81 | 0.96 | |||||||||||||
SKEW | 0.15 | 0.22 | 0.14 | 0.17 | 0.15 | 0.03 | -0.30 | 0.26 | -0.43 | -0.04 | -0.35 | 0.06 | -0.60 | |||||||||||||
MAX | 60.24 | 64.73 | 71.34 | 78.82 | 90.45 | 97.63 | 102.21 | 100.70 | 92.60 | 82.75 | 68.58 | 57.69 | 76.10 | |||||||||||||
MIN | 51.52 | 53.21 | 60.11 | 68.43 | 76.05 | 86.34 | 92.60 | 92.18 | 85.38 | 70.68 | 58.20 | 51.28 | 72.93 | |||||||||||||
YRS | 28 | 25 | 29 | 30 | 25 | 28 | 29 | 26 | 27 | 23 | 26 | 28 | 16 |