YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1902 | ----- | z | ----- | z | ----- | z | 80.00 | a | 89.00 | 100.00 | 98.00 | 100.00 | 97.00 | a | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1903 | ----- | z | ----- | z | 80.00 | 80.00 | 89.00 | 99.00 | 96.00 | ----- | z | ----- | z | 83.00 | q | 80.00 | a | ----- | z | ----- | z | |||||
1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1905 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1906 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1907 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1910 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1911 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1912 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1913 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1915 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1916 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 92.00 | j | 91.00 | 75.00 | e | 85.00 | 67.00 | h | ----- | z | ||
1917 | 52.00 | k | 60.00 | 82.00 | f | 80.00 | 81.00 | 97.00 | 98.00 | 92.00 | 90.00 | 89.00 | 83.00 | 72.00 | 98.00 | q | ||||||||||
1918 | 70.00 | 62.00 | 74.00 | 76.00 | 80.00 | 101.00 | a | 99.00 | 98.00 | 91.00 | 85.00 | 77.00 | 68.00 | 101.00 | a | |||||||||||
1919 | 62.00 | 55.00 | 70.00 | 84.00 | a | 89.00 | 99.00 | c | 93.00 | a | 98.00 | 89.00 | 78.00 | a | 70.00 | 64.00 | 99.00 | f | ||||||||
1920 | 68.00 | 63.00 | 71.00 | 77.00 | 90.00 | 94.00 | 99.00 | 97.00 | 92.00 | 86.00 | 69.00 | 64.00 | a | 99.00 | a | |||||||||||
1921 | 64.00 | 74.00 | 78.00 | 81.00 | b | 85.00 | a | 98.00 | 98.00 | 92.00 | 92.00 | 88.00 | a | 75.00 | 71.00 | 98.00 | d | |||||||||
1922 | 60.00 | 65.00 | 69.00 | 82.00 | 89.00 | 100.00 | 101.00 | 96.00 | 93.00 | 85.00 | 68.00 | 66.00 | 101.00 | |||||||||||||
1923 | 69.00 | 69.00 | 68.00 | 76.00 | 87.00 | 100.00 | 98.00 | 93.00 | 93.00 | 81.00 | 80.00 | a | 66.00 | 100.00 | a | |||||||||||
1924 | 67.00 | 71.00 | 71.00 | 78.00 | 89.00 | 104.00 | 95.00 | 98.00 | 93.00 | 84.00 | 80.00 | 67.00 | 104.00 | |||||||||||||
1925 | 63.00 | 70.00 | 78.00 | 85.00 | 90.00 | 95.00 | 104.00 | 91.00 | 86.00 | g | 83.00 | 70.00 | 62.00 | 104.00 | g | |||||||||||
1926 | 64.00 | 66.00 | 75.00 | 79.00 | 84.00 | 101.00 | 99.00 | e | 97.00 | 98.00 | 85.00 | a | 80.00 | 71.00 | 101.00 | f | ||||||||||
1927 | 66.00 | 68.00 | 73.00 | 85.00 | 84.00 | o | 95.00 | 100.00 | 93.00 | 85.00 | 84.00 | 74.00 | 63.00 | a | 100.00 | p | ||||||||||
1928 | 69.00 | 64.00 | 75.00 | 84.00 | 92.00 | 99.00 | a | 100.00 | 98.00 | 92.00 | 96.00 | 72.00 | 69.00 | 100.00 | a | |||||||||||
1929 | 61.00 | 63.00 | 73.00 | 79.00 | 87.00 | ----- | z | ----- | z | ----- | z | ----- | z | 86.00 | e | 74.00 | 71.00 | b | ----- | z | ||||||
1930 | 57.00 | 80.00 | 73.00 | 84.00 | 84.00 | 98.00 | 98.00 | 93.00 | 92.00 | 84.00 | 77.00 | 66.00 | 98.00 | |||||||||||||
1931 | 67.00 | 64.00 | 78.00 | 81.00 | 90.00 | 96.00 | 103.00 | 95.00 | 90.00 | 87.00 | a | 79.00 | 55.00 | 103.00 | a | |||||||||||
1932 | 52.00 | 75.00 | 75.00 | 79.00 | 88.00 | 98.00 | 100.00 | 99.00 | 97.00 | 89.00 | 73.00 | 63.00 | 100.00 | |||||||||||||
1933 | 56.00 | 64.00 | 73.00 | 79.00 | 92.00 | 98.00 | 100.00 | 103.00 | 95.00 | 86.00 | 76.00 | 72.00 | 103.00 | |||||||||||||
1934 | 65.00 | 71.00 | 79.00 | 85.00 | 95.00 | a | 99.00 | 102.00 | 99.00 | 95.00 | 92.00 | 81.00 | 67.00 | 102.00 | a | |||||||||||
1935 | 68.00 | 77.00 | 78.00 | 80.00 | 84.00 | 97.00 | 100.00 | 96.00 | 95.00 | 84.00 | 69.00 | 63.00 | 100.00 | |||||||||||||
1936 | 64.00 | 70.00 | 74.00 | 85.00 | 90.00 | 103.00 | 98.00 | 95.00 | c | 89.00 | a | 91.00 | 75.00 | 64.00 | 103.00 | d | ||||||||||
1937 | 42.00 | 69.00 | 71.00 | 84.00 | 91.00 | 100.00 | 101.00 | 105.00 | 96.00 | 86.00 | 76.00 | 65.00 | 105.00 | |||||||||||||
1938 | 64.00 | 61.00 | 69.00 | 84.00 | 93.00 | a | 100.00 | 102.00 | 103.00 | 91.00 | 85.00 | 70.00 | 73.00 | 103.00 | a | |||||||||||
1939 | 65.00 | 60.00 | 75.00 | 82.00 | 89.00 | 100.00 | 103.00 | 100.00 | 90.00 | 84.00 | 79.00 | 73.00 | 103.00 | |||||||||||||
1940 | 67.00 | 69.00 | 77.00 | 80.00 | 89.00 | 102.00 | 102.00 | 103.00 | 87.00 | 81.00 | 70.00 | 70.00 | 103.00 | |||||||||||||
1941 | 62.00 | 66.00 | 67.00 | 72.00 | 87.00 | 93.00 | 98.00 | 95.00 | 90.00 | 79.00 | a | 74.00 | 66.00 | 98.00 | a | |||||||||||
1942 | 65.00 | 62.00 | 74.00 | 77.00 | 90.00 | 97.00 | 102.00 | 98.00 | 95.00 | 86.00 | 76.00 | 68.00 | 102.00 | |||||||||||||
1943 | 70.00 | 72.00 | 78.00 | 86.00 | 91.00 | t | 94.00 | 101.00 | 96.00 | a | 94.00 | 85.00 | 74.00 | 61.00 | 101.00 | u | ||||||||||
1944 | 66.00 | g | 68.00 | 70.00 | 72.00 | 83.00 | 96.00 | 98.00 | 101.00 | 99.00 | 86.00 | 70.00 | 67.00 | 101.00 | g | |||||||||||
1945 | 68.00 | 71.00 | 71.00 | 85.00 | 84.00 | 98.00 | 100.00 | 96.00 | 97.00 | 82.00 | 81.00 | 69.00 | a | 100.00 | a | |||||||||||
1946 | 69.00 | 73.00 | 75.00 | 85.00 | a | 86.00 | 95.00 | 96.00 | 99.00 | 96.00 | 85.00 | b | 73.00 | 73.00 | 99.00 | c | ||||||||||
1947 | 67.00 | a | 72.00 | 75.00 | 85.00 | 96.00 | a | 94.00 | 103.00 | 96.00 | 95.00 | a | 90.00 | 77.00 | a | 70.00 | 103.00 | d | ||||||||
1948 | 70.00 | 68.00 | 68.00 | 84.00 | 88.00 | 97.00 | 101.00 | 97.00 | 99.00 | 85.00 | 70.00 | 66.00 | 101.00 | |||||||||||||
1949 | 47.00 | 65.00 | 71.00 | 88.00 | 89.00 | 95.00 | 101.00 | 98.00 | 95.00 | 83.00 | 79.00 | 68.00 | 101.00 | |||||||||||||
1950 | 73.00 | 72.00 | 78.00 | 86.00 | 94.00 | 101.00 | 100.00 | 102.00 | 102.00 | 92.00 | 78.00 | 77.00 | a | 102.00 | a | |||||||||||
1951 | 72.00 | 75.00 | 75.00 | 80.00 | a | 97.00 | 99.00 | 101.00 | 98.00 | 93.00 | 86.00 | 75.00 | 63.00 | 101.00 | a | |||||||||||
1952 | 65.00 | 64.00 | 68.00 | 79.00 | 88.00 | 93.00 | 97.00 | 98.00 | 95.00 | 86.00 | 72.00 | 68.00 | 98.00 | |||||||||||||
1953 | 74.00 | 73.00 | 76.00 | 82.00 | 85.00 | 97.00 | 99.00 | 95.00 | 93.00 | 86.00 | 75.00 | 69.00 | 99.00 | |||||||||||||
1954 | 68.00 | 74.00 | 73.00 | 86.00 | 94.00 | 103.00 | 100.00 | 96.00 | 91.00 | 86.00 | 79.00 | 65.00 | 103.00 | |||||||||||||
1955 | 68.00 | b | 71.00 | 73.00 | 77.00 | 88.00 | b | 103.00 | 95.00 | 96.00 | 101.00 | 88.00 | 74.00 | c | 68.00 | 103.00 | g | |||||||||
1956 | 67.00 | 64.00 | 79.00 | 79.00 | 90.00 | 101.00 | 102.00 | 94.00 | a | 98.00 | 88.00 | 81.00 | 70.00 | 102.00 | a | |||||||||||
1957 | 58.00 | 78.00 | 72.00 | 85.00 | 87.00 | 101.00 | 102.00 | 100.00 | a | 95.00 | 88.00 | 72.00 | 73.00 | 102.00 | a | |||||||||||
1958 | 66.00 | 73.00 | d | 66.00 | 92.00 | 95.00 | 99.00 | 105.00 | a | 104.00 | 97.00 | 86.00 | 79.00 | 73.00 | 105.00 | e | ||||||||||
1959 | 69.00 | a | 66.00 | 72.00 | 83.00 | 89.00 | a | 98.00 | a | 103.00 | 100.00 | 101.00 | 89.00 | j | 75.00 | d | 70.00 | 103.00 | q | |||||||
1960 | 59.00 | a | 61.00 | 78.00 | 83.00 | 92.00 | 98.00 | 104.00 | 100.00 | 94.00 | 88.00 | 77.00 | ----- | z | ----- | z | ||||||||||
1961 | 75.00 | h | 74.00 | a | 75.00 | 86.00 | e | 85.00 | 104.00 | a | 104.00 | a | 97.00 | a | 88.00 | a | 84.00 | 70.00 | b | 63.00 | 104.00 | t | ||||
1962 | 61.00 | 70.00 | 75.00 | j | 87.00 | 86.00 | a | 97.00 | 95.00 | 101.00 | 95.00 | 85.00 | 80.00 | 72.00 | 101.00 | k | ||||||||||
1963 | 62.00 | a | 78.00 | b | 71.00 | a | 82.00 | a | 90.00 | 96.00 | 99.00 | 98.00 | 95.00 | a | 93.00 | 76.00 | 73.00 | 99.00 | f | |||||||
1964 | 69.00 | 65.00 | c | 72.00 | d | 81.00 | a | 86.00 | 95.00 | 98.00 | 94.00 | 93.00 | 90.00 | 78.00 | 67.00 | 98.00 | h | |||||||||
1965 | 68.00 | 71.00 | 71.00 | 83.00 | 84.00 | 91.00 | a | 105.00 | 98.00 | a | 92.00 | 93.00 | 76.00 | 72.00 | a | 105.00 | c | |||||||||
1966 | 65.00 | 60.00 | 82.00 | 83.00 | 90.00 | a | 95.00 | 97.00 | 97.00 | 92.00 | 81.00 | 78.00 | a | 67.00 | 97.00 | b | ||||||||||
1967 | 65.00 | 70.00 | 75.00 | b | 73.00 | 92.00 | h | 97.00 | k | 101.00 | c | 93.00 | a | 90.00 | 83.00 | 77.00 | 65.00 | 101.00 | y | |||||||
1968 | 55.00 | 70.00 | 75.00 | 74.00 | 90.00 | 96.00 | ----- | z | 91.00 | a | 92.00 | 88.00 | 72.00 | a | 65.00 | ----- | z | |||||||||
1969 | 70.00 | 63.00 | 77.00 | 80.00 | 90.00 | 98.00 | 97.00 | a | 96.00 | 94.00 | b | 85.00 | 70.00 | 67.00 | 98.00 | c | ||||||||||
1970 | 67.00 | 68.00 | 71.00 | 74.00 | 89.00 | 103.00 | 100.00 | b | 95.00 | 90.00 | 77.00 | 76.00 | 65.00 | b | 103.00 | d | ||||||||||
1971 | 73.00 | 72.00 | 80.00 | a | 79.00 | 81.00 | b | 98.00 | 100.00 | b | 89.00 | o | 95.00 | 84.00 | 71.00 | 50.00 | a | 100.00 | u | |||||||
1972 | 61.00 | 73.00 | 79.00 | 80.00 | 88.00 | 98.00 | 102.00 | d | 94.00 | o | 87.00 | 87.00 | 66.00 | 63.00 | e | 102.00 | x | |||||||||
1973 | 59.00 | 63.00 | a | 61.00 | 78.00 | f | 87.00 | 102.00 | b | 103.00 | e | 95.00 | l | 92.00 | 84.00 | 78.00 | 65.00 | a | ----- | z | ||||||
1974 | 64.00 | a | 67.00 | a | 74.00 | 78.00 | b | 92.00 | b | 100.00 | d | ----- | z | ----- | z | ----- | z | ----- | z | 72.00 | j | 60.00 | m | ----- | z | |
1975 | 69.00 | i | 64.00 | l | 70.00 | i | 72.00 | i | 86.00 | k | ----- | z | ----- | z | ----- | z | 92.00 | j | ----- | 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 | 82.00 | 91.00 | 98.00 | b | 96.00 | 98.00 | 96.00 | a | 76.00 | t | 65.00 | p | ----- | z | ----- | z | ||||
1987 | ----- | z | 51.00 | b | 50.00 | a | 68.00 | b | 85.00 | 98.00 | 100.00 | 95.00 | 95.00 | ----- | 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 | ----- | 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 |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 64.47 | 68.02 | 73.26 | 81.07 | 88.51 | 98.23 | 99.86 | 97.25 | 93.54 | 85.67 | 75.27 | 67.20 | 101.11 | |||||||||||||
S.D. | 6.09 | 5.73 | 5.06 | 4.39 | 3.66 | 2.92 | 2.68 | 3.24 | 3.54 | 3.87 | 4.16 | 4.59 | 2.14 | |||||||||||||
SKEW | -1.44 | -0.38 | -1.78 | -0.51 | -0.03 | -0.06 | -0.23 | 0.24 | 0.11 | -0.06 | -0.06 | -0.96 | -0.15 | |||||||||||||
MAX | 74.00 | 80.00 | 82.00 | 92.00 | 97.00 | 104.00 | 105.00 | 105.00 | 102.00 | 96.00 | 85.00 | 77.00 | 105.00 | |||||||||||||
MIN | 42.00 | 51.00 | 50.00 | 68.00 | 80.00 | 91.00 | 93.00 | 91.00 | 85.00 | 75.00 | 66.00 | 50.00 | 97.00 | |||||||||||||
YRS | 55 | 59 | 58 | 61 | 59 | 60 | 59 | 56 | 59 | 57 | 59 | 56 | 36 |