YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 | 92.00 | 95.00 | 100.00 | 95.00 | 90.00 | 82.00 | 68.00 | 63.00 | ----- | z | ||||||||
1967 | 59.00 | 68.00 | 82.00 | 80.00 | 92.00 | 86.00 | 97.00 | 96.00 | 91.00 | 89.00 | 70.00 | 57.00 | 97.00 | |||||||||||||
1968 | 61.00 | 61.00 | 76.00 | 78.00 | 83.00 | 99.00 | 96.00 | 92.00 | 90.00 | 83.00 | 66.00 | 63.00 | 99.00 | |||||||||||||
1969 | 62.00 | 58.00 | 76.00 | 81.00 | 94.00 | a | 95.00 | 101.00 | 102.00 | 91.00 | 86.00 | 69.00 | 62.00 | 102.00 | a | |||||||||||
1970 | 70.00 | 71.00 | 69.00 | 78.00 | 89.00 | e | 98.00 | 98.00 | a | 100.00 | 93.00 | 85.00 | 71.00 | 63.00 | 100.00 | f | ||||||||||
1971 | 67.00 | 64.00 | 79.00 | 81.00 | a | 83.00 | 100.00 | 100.00 | 98.00 | 96.00 | 83.00 | 73.00 | 65.00 | 100.00 | a | |||||||||||
1972 | 52.00 | a | 72.00 | 78.00 | 82.00 | 86.00 | 90.00 | 99.00 | 101.00 | 88.00 | 83.00 | 55.00 | 53.00 | 101.00 | a | |||||||||||
1973 | 54.00 | 55.00 | 64.00 | 76.00 | 85.00 | 97.00 | 105.00 | 100.00 | 87.00 | 81.00 | 72.00 | 59.00 | 105.00 | |||||||||||||
1974 | 53.00 | 61.00 | 73.00 | 82.00 | 92.00 | 99.00 | 100.00 | 96.00 | 97.00 | 85.00 | 70.00 | 61.00 | 100.00 | |||||||||||||
1975 | 60.00 | 62.00 | 74.00 | 83.00 | 86.00 | 93.00 | 98.00 | 99.00 | 92.00 | 87.00 | 74.00 | 64.00 | 99.00 | |||||||||||||
1976 | 62.00 | 70.00 | 72.00 | 80.00 | 91.00 | 95.00 | 104.00 | 98.00 | 97.00 | a | 84.00 | 70.00 | 65.00 | 104.00 | a | |||||||||||
1977 | 54.00 | 69.00 | 73.00 | 86.00 | 88.00 | 97.00 | 105.00 | 97.00 | 97.00 | 82.00 | 73.00 | 64.00 | 105.00 | |||||||||||||
1978 | 51.00 | 58.00 | 80.00 | 85.00 | 91.00 | 97.00 | 102.00 | 100.00 | 97.00 | 86.00 | 78.00 | 45.00 | 102.00 | |||||||||||||
1979 | 45.00 | 64.00 | 70.00 | a | 85.00 | 85.00 | 93.00 | 100.00 | 98.00 | 95.00 | a | 87.00 | 65.00 | 58.00 | 100.00 | b | ||||||||||
1980 | 51.00 | 64.00 | 68.00 | a | 83.00 | a | 84.00 | 103.00 | 104.00 | 104.00 | 94.00 | 88.00 | 76.00 | 72.00 | b | 104.00 | d | |||||||||
1981 | 65.00 | 71.00 | ----- | z | ----- | z | 78.00 | j | 99.00 | 102.00 | 95.00 | a | 93.00 | 85.00 | 73.00 | 66.00 | ----- | z | ||||||||
1982 | 73.00 | 74.00 | b | 70.00 | 78.00 | 88.00 | 95.00 | 103.00 | 95.00 | a | 98.00 | 81.00 | 69.00 | 66.00 | 103.00 | c | ||||||||||
1983 | 65.00 | 66.00 | 70.00 | 74.00 | a | 86.00 | 91.00 | 98.00 | 98.00 | 100.00 | a | 84.00 | 75.00 | 49.00 | a | 100.00 | c | |||||||||
1984 | 58.00 | 64.00 | 72.00 | 72.00 | a | 89.00 | a | 92.00 | 98.00 | a | 96.00 | 95.00 | a | 77.00 | a | 75.00 | a | 65.00 | l | 98.00 | r | |||||
1985 | 50.00 | k | 60.00 | 78.00 | 84.00 | 85.00 | a | 100.00 | a | 103.00 | 102.00 | 97.00 | 78.00 | a | 69.00 | ----- | z | ----- | z | |||||||
1986 | 60.00 | a | 77.00 | 80.00 | ----- | z | ----- | z | 95.00 | a | 98.00 | 100.00 | 86.00 | 77.00 | a | 71.00 | 60.00 | a | ----- | z | ||||||
1987 | 65.00 | 70.00 | 70.00 | 85.00 | b | 82.00 | f | 92.00 | b | 99.00 | 97.00 | 90.00 | g | 84.00 | 68.00 | 65.00 | c | 99.00 | t | |||||||
1988 | 49.00 | 64.00 | 77.00 | a | 82.00 | 91.00 | a | 98.00 | 98.00 | 98.00 | 95.00 | 80.00 | 73.00 | 63.00 | 98.00 | b | ||||||||||
1989 | 61.00 | 65.00 | 76.00 | 88.00 | 95.00 | 99.00 | 104.00 | 92.00 | 88.00 | 85.00 | 75.00 | 64.00 | 104.00 | |||||||||||||
1990 | 69.00 | 62.00 | 71.00 | 78.00 | 85.00 | 102.00 | a | 103.00 | 98.00 | d | 95.00 | b | 86.00 | 76.00 | 68.00 | a | 103.00 | h | ||||||||
1991 | 55.00 | 64.00 | 70.00 | 83.00 | 89.00 | 100.00 | 98.00 | 94.00 | b | 88.00 | c | 87.00 | 69.00 | 67.00 | 100.00 | e | ||||||||||
1992 | 62.00 | b | 71.00 | 71.00 | 88.00 | 89.00 | 91.00 | 97.00 | 98.00 | 89.00 | b | 86.00 | 65.00 | 44.00 | 98.00 | d | ||||||||||
1993 | 51.00 | 55.00 | 77.00 | a | 74.00 | a | 85.00 | 94.00 | 96.00 | 99.00 | a | 91.00 | d | 86.00 | 62.00 | 56.00 | 99.00 | g | ||||||||
1994 | 62.00 | a | 61.00 | 73.00 | 86.00 | 93.00 | a | 102.00 | a | 99.00 | 97.00 | 94.00 | 83.00 | 72.00 | 68.00 | 102.00 | c | |||||||||
1995 | 62.00 | 70.00 | 77.00 | 75.00 | 82.00 | 90.00 | 99.00 | d | 99.00 | 96.00 | 82.00 | 71.00 | 67.00 | 99.00 | d | |||||||||||
1996 | 68.00 | 69.00 | 79.00 | 83.00 | 92.00 | 94.00 | 99.00 | 98.00 | 92.00 | 86.00 | 71.00 | 65.00 | 99.00 | |||||||||||||
1997 | 73.00 | 66.00 | 79.00 | 78.00 | 87.00 | 92.00 | b | 100.00 | a | 91.00 | a | 87.00 | a | 85.00 | 71.00 | a | 60.00 | 100.00 | f | |||||||
1998 | 64.00 | 65.00 | 77.00 | 83.00 | 85.00 | 92.00 | 100.00 | 93.00 | b | 96.00 | a | 78.00 | 74.00 | 72.00 | 100.00 | c | ||||||||||
1999 | 61.00 | 72.00 | 77.00 | 74.00 | 82.00 | 92.00 | 99.00 | 92.00 | 89.00 | 83.00 | 81.00 | 66.00 | 99.00 | |||||||||||||
2000 | 64.00 | 70.00 | 73.00 | 82.00 | a | 94.00 | a | 97.00 | 99.00 | a | 98.00 | 96.00 | 84.00 | 59.00 | 60.00 | a | 99.00 | d | ||||||||
2001 | 57.00 | 56.00 | 69.00 | 80.00 | a | 86.00 | 95.00 | a | 99.00 | 96.00 | 92.00 | 82.00 | 75.00 | 57.00 | 99.00 | b | ||||||||||
2002 | 64.00 | a | 66.00 | 71.00 | 86.00 | 93.00 | 98.00 | 99.00 | 102.00 | 94.00 | 82.00 | 72.00 | 60.00 | 102.00 | a | |||||||||||
2003 | 69.00 | 72.00 | 80.00 | 81.00 | 95.00 | 86.00 | 100.00 | 99.00 | 88.00 | 87.00 | a | 70.00 | 62.00 | 100.00 | a | |||||||||||
2004 | 64.00 | 66.00 | 80.00 | 83.00 | 90.00 | a | 99.00 | 101.00 | 100.00 | 93.00 | a | 79.00 | 74.00 | ----- | z | ----- | z | |||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 60.59 | 65.61 | 74.35 | 81.03 | 88.39 | 95.44 | 100.00 | 97.51 | 92.82 | 83.54 | 70.77 | 61.64 | 100.74 | |||||||||||||
S.D. | 6.82 | 5.42 | 4.32 | 4.12 | 3.86 | 4.14 | 2.42 | 3.04 | 3.65 | 3.04 | 4.93 | 6.34 | 2.26 | |||||||||||||
SKEW | -0.26 | -0.17 | -0.20 | -0.39 | 0.08 | -0.31 | 0.56 | -0.28 | -0.16 | -0.54 | -1.02 | -1.10 | 0.49 | |||||||||||||
MAX | 73.00 | 77.00 | 82.00 | 88.00 | 95.00 | 103.00 | 105.00 | 104.00 | 100.00 | 89.00 | 81.00 | 72.00 | 105.00 | |||||||||||||
MIN | 45.00 | 55.00 | 64.00 | 72.00 | 82.00 | 86.00 | 96.00 | 91.00 | 86.00 | 77.00 | 55.00 | 44.00 | 97.00 | |||||||||||||
YRS | 37 | 38 | 37 | 36 | 36 | 39 | 39 | 39 | 38 | 39 | 39 | 36 | 27 |