YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 98.00 | j | 87.00 | c | 78.00 | a | 74.00 | ----- | z | |
1942 | 72.00 | a | 74.00 | 80.00 | 88.00 | 98.00 | 105.00 | 99.00 | 96.00 | j | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||||
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | 99.00 | 106.00 | 102.00 | 102.00 | 104.00 | 90.00 | 80.00 | 77.00 | ----- | z | ||||||||
1949 | 64.00 | 72.00 | 81.00 | 93.00 | 96.00 | 101.00 | a | 101.00 | 98.00 | 92.00 | b | 89.00 | 82.00 | 72.00 | 101.00 | c | ||||||||||
1950 | 81.00 | 80.00 | 84.00 | 92.00 | 93.00 | 101.00 | 98.00 | 99.00 | 94.00 | 89.00 | 84.00 | 76.00 | 101.00 | |||||||||||||
1951 | 73.00 | 80.00 | 80.00 | 92.00 | 103.00 | 105.00 | 105.00 | 104.00 | 102.00 | 93.00 | 79.00 | a | 78.00 | 105.00 | a | |||||||||||
1952 | 79.00 | 77.00 | 79.00 | 88.00 | 97.00 | 102.00 | 98.00 | 104.00 | 96.00 | 92.00 | 85.00 | 71.00 | 104.00 | |||||||||||||
1953 | 79.00 | 77.00 | 85.00 | 89.00 | 102.00 | 105.00 | 100.00 | 101.00 | 99.00 | 89.00 | a | 77.00 | 70.00 | 105.00 | a | |||||||||||
1954 | 75.00 | 79.00 | 84.00 | 91.00 | 96.00 | 99.00 | 105.00 | 98.00 | 97.00 | 92.00 | 78.00 | 79.00 | 105.00 | |||||||||||||
1955 | 71.00 | 73.00 | a | 82.00 | a | 91.00 | 95.00 | 103.00 | 99.00 | 98.00 | 95.00 | 87.00 | b | 79.00 | 79.00 | 103.00 | d | |||||||||
1956 | 74.00 | 80.00 | b | 84.00 | a | 93.00 | 98.00 | 103.00 | 104.00 | 98.00 | 101.00 | 94.00 | 82.00 | 71.00 | 104.00 | c | ||||||||||
1957 | 76.00 | a | 84.00 | 79.00 | 88.00 | a | 91.00 | 107.00 | 101.00 | a | 101.00 | 95.00 | 90.00 | 73.00 | 72.00 | 107.00 | c | |||||||||
1958 | 75.00 | 75.00 | 75.00 | 88.00 | 102.00 | 102.00 | 108.00 | 101.00 | 96.00 | 85.00 | 76.00 | u | ----- | z | ----- | z | ||||||||||
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2000 | 77.00 | l | 82.00 | k | 82.00 | f | 94.00 | m | 102.00 | j | 100.00 | m | 108.00 | e | 101.00 | j | 105.00 | g | 101.00 | k | 71.00 | h | 67.00 | i | ----- | z |
2001 | 72.00 | f | 79.00 | d | 76.00 | h | 90.00 | l | 100.00 | u | 107.00 | t | 108.00 | s | 101.00 | x | 101.00 | v | 86.00 | w | 77.00 | x | 74.00 | r | ----- | z |
2002 | 78.00 | n | 76.00 | l | 82.00 | v | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2004 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2005 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2006 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2007 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2008 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2009 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2010 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2011 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2012 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 95.00 | d | 102.00 | a | 99.00 | d | 90.00 | e | 82.00 | c | 77.00 | a | ----- | z |
2013 | 73.00 | e | 73.00 | d | 86.00 | d | 93.00 | e | 99.00 | a | 104.00 | f | 97.00 | e | 99.00 | b | 95.00 | f | 91.00 | h | 77.00 | i | 73.00 | g | ----- | z |
2014 | 73.00 | 82.00 | h | 82.00 | c | 90.00 | e | 95.00 | e | 104.00 | h | 99.00 | f | 99.00 | d | 100.00 | r | 88.00 | g | 75.00 | e | 73.00 | j | ----- | z | |
2015 | 73.00 | k | 77.00 | g | 84.00 | j | 84.00 | g | 86.00 | n | 99.00 | e | 100.00 | a | 99.00 | d | 95.00 | d | 90.00 | f | 81.00 | k | 75.00 | e | ----- | z |
2016 | 75.00 | e | 84.00 | a | 82.00 | e | 86.00 | d | 93.00 | f | 102.00 | f | 106.00 | a | 99.00 | h | 91.00 | g | 91.00 | h | 84.00 | f | 75.00 | f | ----- | z |
2017 | 77.00 | f | 86.00 | c | 90.00 | k | 91.00 | h | 99.00 | c | 108.00 | d | 95.00 | e | 93.00 | k | 99.00 | f | 88.00 | i | 82.00 | h | 75.00 | e | ----- | z |
2018 | 77.00 | c | 81.00 | b | 88.00 | b | 93.00 | e | 102.00 | f | 106.00 | e | 102.00 | f | 100.00 | d | 93.00 | q | 93.00 | n | 77.00 | f | 72.00 | d | ----- | z |
2019 | 75.00 | a | 79.00 | c | 79.00 | j | 93.00 | d | 93.00 | k | 102.00 | g | 102.00 | c | 108.00 | f | 93.00 | b | 88.00 | d | 82.00 | 73.00 | b | ----- | z | |
2020 | 73.00 | 84.00 | 88.00 | 95.00 | 100.00 | a | 102.00 | 109.00 | 104.00 | 100.00 | a | 93.00 | b | 86.00 | 75.00 | 109.00 | d | |||||||||
2021 | 68.00 | 79.00 | a | 81.00 | 91.00 | 93.00 | 108.00 | 95.00 | 99.00 | 97.00 | 93.00 | 84.00 | 79.00 | 108.00 | a | |||||||||||
2022 | 73.00 | 77.00 | 90.00 | 93.00 | 100.00 | 104.00 | a | 102.00 | a | 104.00 | 95.00 | a | 88.00 | 81.00 | 75.00 | a | 104.00 | d | ||||||||
2023 | 73.00 | 84.00 | 82.00 | 91.00 | a | 93.00 | 106.00 | a | 106.00 | a | 106.00 | a | 102.00 | 88.00 | b | 86.00 | 73.00 | 106.00 | f | |||||||
2024 | 70.00 | a | 84.00 | 396.00 | 90.00 | l | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 73.76 | 79.14 | 98.40 | 90.90 | 97.32 | 103.79 | 101.52 | 100.80 | 97.33 | 89.83 | 80.72 | 74.65 | 104.67 | |||||||||||||
S.D. | 3.78 | 4.11 | 70.14 | 2.38 | 3.42 | 2.76 | 4.27 | 2.50 | 3.41 | 2.53 | 3.68 | 2.87 | 2.46 | |||||||||||||
SKEW | -0.46 | -0.11 | 4.11 | -0.38 | -0.11 | -0.17 | 0.11 | 0.54 | 0.38 | 0.04 | -0.36 | 0.11 | 0.17 | |||||||||||||
MAX | 81.00 | 86.00 | 396.00 | 95.00 | 103.00 | 108.00 | 109.00 | 106.00 | 104.00 | 94.00 | 86.00 | 79.00 | 109.00 | |||||||||||||
MIN | 64.00 | 72.00 | 75.00 | 86.00 | 91.00 | 99.00 | 95.00 | 98.00 | 92.00 | 85.00 | 73.00 | 70.00 | 101.00 | |||||||||||||
YRS | 21 | 22 | 20 | 20 | 19 | 19 | 23 | 20 | 18 | 18 | 18 | 20 | 12 |