YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | 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 | 87.00 | 92.00 | 104.00 | 104.00 | 87.00 | 81.00 | 58.00 | 46.00 | ----- | z | ||||||||
1972 | 52.00 | 64.00 | a | 74.00 | 77.00 | 93.00 | 92.00 | a | 98.00 | 105.00 | 93.00 | 78.00 | 57.00 | 65.00 | 105.00 | b | ||||||||||
1973 | 48.00 | 55.00 | 67.00 | 78.00 | 95.00 | 100.00 | 103.00 | 102.00 | 96.00 | 72.00 | 55.00 | ----- | z | ----- | z | |||||||||||
1974 | 57.00 | 56.00 | 67.00 | 76.00 | 82.00 | 98.00 | 101.00 | 99.00 | 91.00 | 74.00 | 59.00 | 53.00 | 101.00 | |||||||||||||
1975 | 54.00 | 54.00 | 63.00 | 73.00 | 90.00 | 91.00 | 104.00 | 95.00 | 90.00 | 80.00 | 70.00 | 60.00 | 104.00 | |||||||||||||
1976 | 50.00 | 57.00 | 66.00 | 78.00 | 85.00 | 92.00 | 99.00 | 94.00 | 96.00 | 82.00 | 62.00 | 51.00 | 99.00 | |||||||||||||
1977 | 47.00 | 64.00 | 67.00 | 94.00 | 84.00 | 99.00 | 99.00 | 104.00 | 87.00 | 74.00 | 58.00 | 59.00 | 104.00 | |||||||||||||
1978 | 47.00 | 54.00 | 71.00 | 70.00 | 84.00 | 97.00 | 100.00 | 99.00 | 85.00 | 75.00 | 58.00 | 56.00 | 100.00 | |||||||||||||
1979 | 41.00 | 57.00 | 71.00 | 82.00 | 89.00 | 98.00 | 106.00 | 98.00 | 89.00 | 83.00 | 53.00 | 59.00 | 106.00 | |||||||||||||
1980 | 52.00 | 53.00 | a | 67.00 | 85.00 | 84.00 | 85.00 | 101.00 | 94.00 | 88.00 | 83.00 | 61.00 | 59.00 | b | 101.00 | c | ||||||||||
1981 | 53.00 | 59.00 | 66.00 | 85.00 | 84.00 | 90.00 | 98.00 | 103.00 | 94.00 | 75.00 | 62.00 | 53.00 | 103.00 | |||||||||||||
1982 | 54.00 | b | 58.00 | 65.00 | 76.00 | 87.00 | 100.00 | 101.00 | b | 96.00 | 90.00 | 73.00 | 58.00 | 52.00 | 101.00 | d | ||||||||||
1983 | 62.00 | 52.00 | 61.00 | 78.00 | 99.00 | 90.00 | 98.00 | 97.00 | 83.00 | 73.00 | 60.00 | 40.00 | 99.00 | |||||||||||||
1984 | 60.00 | 54.00 | 65.00 | a | 75.00 | 90.00 | 90.00 | 103.00 | 100.00 | 91.00 | 77.00 | 56.00 | 37.00 | 103.00 | a | |||||||||||
1985 | 38.00 | 56.00 | 67.00 | 79.00 | 87.00 | 97.00 | 103.00 | 92.00 | 85.00 | 71.00 | 60.00 | 40.00 | 103.00 | |||||||||||||
1986 | 50.00 | 58.00 | 70.00 | 78.00 | 102.00 | 97.00 | 96.00 | 103.00 | 91.00 | 80.00 | 60.00 | b | 43.00 | 103.00 | b | |||||||||||
1987 | 47.00 | 55.00 | 68.00 | 88.00 | 96.00 | 100.00 | 100.00 | 101.00 | 98.00 | 83.00 | 67.00 | a | 52.00 | 101.00 | a | |||||||||||
1988 | 51.00 | 66.00 | 67.00 | 85.00 | 88.00 | 93.00 | 102.00 | 98.00 | 99.00 | 86.00 | a | 65.00 | 54.00 | 102.00 | a | |||||||||||
1989 | 64.00 | 49.00 | 61.00 | a | 79.00 | 86.00 | 93.00 | 98.00 | 101.00 | 90.00 | 79.00 | 73.00 | 50.00 | 101.00 | a | |||||||||||
1990 | 57.00 | a | 63.00 | a | 75.00 | a | 79.00 | 87.00 | 92.00 | 105.00 | 103.00 | 96.00 | 77.00 | a | 68.00 | a | 54.00 | b | 105.00 | g | ||||||
1991 | 57.00 | a | 62.00 | 68.00 | a | 82.00 | 78.00 | 89.00 | 100.00 | 101.00 | 93.00 | 81.00 | b | 58.00 | 54.00 | a | 101.00 | e | ||||||||
1992 | 56.00 | 58.00 | 78.00 | 82.00 | 95.00 | 102.00 | 103.00 | 104.00 | 88.00 | 87.00 | 60.00 | a | 50.00 | b | 104.00 | c | ||||||||||
1993 | 46.00 | a | 47.00 | 64.00 | a | 72.00 | 98.00 | 91.00 | 91.00 | 96.00 | 95.00 | 85.00 | 60.00 | a | 48.00 | a | 98.00 | d | ||||||||
1994 | 56.00 | b | 53.00 | a | 77.00 | 84.00 | 92.00 | 96.00 | 107.00 | 99.00 | 92.00 | 78.00 | 53.00 | 49.00 | a | 107.00 | d | |||||||||
1995 | 44.00 | 61.00 | b | 68.00 | 76.00 | 92.00 | 93.00 | a | 102.00 | 98.00 | 96.00 | 70.00 | 63.00 | 53.00 | a | 102.00 | d | |||||||||
1996 | 51.00 | d | 52.00 | 67.00 | a | 80.00 | 84.00 | 91.00 | 102.00 | a | 101.00 | 90.00 | 79.00 | 58.00 | a | 43.00 | a | 102.00 | h | |||||||
1997 | 57.00 | c | 56.00 | ----- | z | ----- | z | 90.00 | a | 90.00 | 97.00 | 102.00 | c | 93.00 | a | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2001 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2002 | ----- | z | ----- | z | ----- | z | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 51.96 | 56.65 | 68.00 | 79.64 | 89.19 | 94.00 | 100.78 | 99.59 | 91.33 | 78.31 | 60.46 | 51.20 | 102.24 | |||||||||||||
S.D. | 6.22 | 4.66 | 4.38 | 5.30 | 5.70 | 4.28 | 3.40 | 3.53 | 4.12 | 4.74 | 4.87 | 6.89 | 2.32 | |||||||||||||
SKEW | -0.21 | 0.16 | 0.71 | 0.63 | 0.41 | 0.14 | -0.62 | -0.39 | -0.06 | 0.03 | 0.87 | -0.26 | 0.15 | |||||||||||||
MAX | 64.00 | 66.00 | 78.00 | 94.00 | 102.00 | 102.00 | 107.00 | 105.00 | 99.00 | 87.00 | 73.00 | 65.00 | 107.00 | |||||||||||||
MIN | 38.00 | 47.00 | 61.00 | 70.00 | 78.00 | 85.00 | 91.00 | 92.00 | 83.00 | 70.00 | 53.00 | 37.00 | 98.00 | |||||||||||||
YRS | 26 | 26 | 25 | 25 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 25 | 21 |