YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 99.00 | 100.00 | 88.00 | 70.00 | 45.00 | ----- | z | |||||
1909 | 56.00 | 63.00 | b | 66.00 | a | 84.00 | 91.00 | c | 99.00 | 98.00 | a | 99.00 | b | 91.00 | a | 89.00 | 81.00 | 44.00 | a | 99.00 | k | |||||
1910 | 61.00 | 73.00 | b | 88.00 | 98.00 | 90.00 | b | 100.00 | a | 103.00 | 98.00 | 98.00 | 95.00 | 80.00 | c | 57.00 | 103.00 | h | ||||||||
1911 | 68.00 | a | 67.00 | b | 83.00 | 80.00 | f | 94.00 | a | 101.00 | a | 98.00 | 99.00 | e | 94.00 | 85.00 | c | 67.00 | 63.00 | a | 101.00 | t | ||||
1912 | 52.00 | b | 58.00 | 54.00 | c | 80.00 | 83.00 | e | 95.00 | a | 97.00 | b | 99.00 | 93.00 | a | 84.00 | a | 70.00 | f | 60.00 | 99.00 | u | ||||
1913 | 60.00 | 60.00 | a | 75.00 | a | 85.00 | 93.00 | 98.00 | 105.00 | 101.00 | 95.00 | ----- | z | ----- | z | 50.00 | ----- | z | ||||||||
1914 | 63.00 | 72.00 | a | 72.00 | 82.00 | c | 87.00 | 90.00 | 92.00 | 102.00 | 92.00 | b | 84.00 | a | 79.00 | a | 55.00 | 102.00 | h | |||||||
1915 | 55.00 | b | 68.00 | ----- | z | 90.00 | a | 93.00 | 89.00 | a | 97.00 | 99.00 | a | 96.00 | 90.00 | 93.00 | a | 45.00 | ----- | z | ||||||
1916 | 62.00 | c | 68.00 | 84.00 | 88.00 | 90.00 | b | 99.00 | a | 99.00 | a | 98.00 | 89.00 | 82.00 | 57.00 | c | 45.00 | a | 99.00 | k | ||||||
1917 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 100.00 | 104.00 | 99.00 | a | 95.00 | 83.00 | 77.00 | 61.00 | ----- | z | ||||||
1918 | 65.00 | 74.00 | 80.00 | 76.00 | 91.00 | 104.00 | 110.00 | 101.00 | 89.00 | 87.00 | 75.00 | 65.00 | 110.00 | |||||||||||||
1919 | 59.00 | 58.00 | 74.00 | 86.00 | 89.00 | 101.00 | 105.00 | a | 98.00 | a | 92.00 | d | 80.00 | 68.00 | 60.00 | 105.00 | f | |||||||||
1920 | 64.00 | 65.00 | 76.00 | 70.00 | 87.00 | 100.00 | 98.00 | 92.00 | 97.00 | 91.00 | 77.00 | 68.00 | 100.00 | |||||||||||||
1921 | 58.00 | 71.00 | 73.00 | 85.00 | e | 88.00 | 98.00 | 101.00 | 100.00 | c | 94.00 | 90.00 | 76.00 | a | 68.00 | a | 101.00 | j | ||||||||
1922 | 65.00 | a | 63.00 | 75.00 | 82.00 | 85.00 | 100.00 | 103.00 | 104.00 | 100.00 | 94.00 | l | 61.00 | 64.00 | 104.00 | m | ||||||||||
1923 | 59.00 | 63.00 | a | 75.00 | 86.00 | ----- | z | ----- | z | 98.00 | c | 95.00 | e | 94.00 | i | 84.00 | d | 72.00 | e | 61.00 | b | ----- | z | |||
1924 | 54.00 | f | 70.00 | b | 65.00 | d | 86.00 | d | 92.00 | c | 99.00 | d | 100.00 | d | 100.00 | t | 96.00 | j | 85.00 | a | 70.00 | c | 70.00 | d | ----- | z |
1925 | 51.00 | k | 69.00 | e | 76.00 | g | 84.00 | f | 98.00 | b | 94.00 | d | 104.00 | b | 98.00 | i | 97.00 | i | 80.00 | 69.00 | d | 62.00 | g | ----- | z | |
1926 | 60.00 | o | 66.00 | s | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 100.00 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1928 | ----- | z | 63.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 96.00 | d | 89.00 | a | 69.00 | b | 51.00 | g | ----- | z | |
1929 | 55.00 | c | 55.00 | d | 77.00 | b | 80.00 | b | 91.00 | c | 105.00 | b | 102.00 | ----- | z | 100.00 | a | 80.00 | r | 55.00 | 62.00 | a | ----- | z | ||
1930 | 49.00 | b | 68.00 | 71.00 | 89.00 | a | 88.00 | 100.00 | 105.00 | 99.00 | 92.00 | a | 86.00 | b | 71.00 | 56.00 | 105.00 | f | ||||||||
1931 | 68.00 | a | 66.00 | 75.00 | 85.00 | j | 94.00 | d | 102.00 | c | 107.00 | 100.00 | 104.00 | a | 87.00 | 80.00 | a | 59.00 | 107.00 | t | ||||||
1932 | 56.00 | 76.00 | d | 76.00 | c | 88.00 | 93.00 | 91.00 | 102.00 | a | 105.00 | a | 97.00 | 89.00 | 72.00 | 66.00 | c | 105.00 | l | |||||||
1933 | 54.00 | 61.00 | a | 78.00 | a | 81.00 | d | 89.00 | b | 100.00 | m | 103.00 | l | 99.00 | f | 98.00 | 86.00 | 78.00 | 69.00 | h | ----- | z | ||||
1934 | 65.00 | a | 71.00 | 76.00 | d | 87.00 | b | 98.00 | c | 98.00 | i | 105.00 | 112.00 | f | 96.00 | 94.00 | h | 81.00 | d | 64.00 | ----- | z | ||||
1935 | 68.00 | a | 69.00 | l | 80.00 | s | ----- | z | 85.00 | k | 98.00 | a | 106.00 | e | 105.00 | 97.00 | d | 86.00 | 68.00 | e | 74.00 | ----- | z | |||
1936 | 54.00 | a | 72.00 | 76.00 | d | 85.00 | 91.00 | 102.00 | 108.00 | 106.00 | 96.00 | a | 86.00 | 71.00 | d | 56.00 | e | 108.00 | o | |||||||
1937 | 41.00 | b | 65.00 | 71.00 | 83.00 | 91.00 | 103.00 | b | 107.00 | 108.00 | a | 100.00 | a | 87.00 | 72.00 | a | 63.00 | b | 108.00 | i | ||||||
1938 | 60.00 | b | 72.00 | a | 78.00 | 88.00 | b | 93.00 | 101.00 | 104.00 | a | 112.00 | 95.00 | 93.00 | 67.00 | a | 66.00 | b | 112.00 | i | ||||||
1939 | 56.00 | 50.00 | c | 80.00 | a | 90.00 | 93.00 | 102.00 | 113.00 | 103.00 | a | 104.00 | a | 86.00 | 72.00 | 78.00 | 113.00 | f | ||||||||
1940 | 49.00 | f | 70.00 | c | 80.00 | c | 86.00 | b | 100.00 | 104.00 | 113.00 | a | 105.00 | 102.00 | a | 89.00 | 75.00 | a | 68.00 | b | 113.00 | s | ||||
1941 | 65.00 | b | 66.00 | b | 75.00 | b | 80.00 | b | 98.00 | a | 98.00 | 104.00 | a | 104.00 | 98.00 | b | 84.00 | 82.00 | a | 68.00 | a | 104.00 | n | |||
1942 | 63.00 | b | 56.00 | 66.00 | 86.00 | 93.00 | 85.00 | 102.00 | 97.00 | 92.00 | 91.00 | 71.00 | 65.00 | a | 102.00 | c | ||||||||||
1943 | 68.00 | a | 71.00 | 84.00 | 83.00 | 94.00 | a | 100.00 | 102.00 | 101.00 | 94.00 | 85.00 | 68.00 | 58.00 | a | 102.00 | c | |||||||||
1944 | 63.00 | 55.00 | 64.00 | 70.00 | 92.00 | 98.00 | a | 99.00 | 101.00 | 95.00 | 85.00 | 72.00 | a | 50.00 | 101.00 | b | ||||||||||
1945 | 58.00 | 66.00 | 79.00 | 84.00 | 84.00 | p | 89.00 | a | 102.00 | 102.00 | 98.00 | 84.00 | 80.00 | 60.00 | 102.00 | q | ||||||||||
1946 | 58.00 | ----- | z | ----- | z | ----- | z | ----- | z | 102.00 | 105.00 | a | 103.00 | a | 100.00 | 84.00 | 65.00 | 65.00 | a | ----- | z | |||||
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 89.00 | t | 90.00 | b | 65.00 | b | 62.00 | b | ----- | z |
1948 | 62.00 | b | 68.00 | b | 76.00 | c | 89.00 | 94.00 | a | 95.00 | 99.00 | 104.00 | 100.00 | a | 84.00 | 74.00 | 60.00 | 104.00 | i | |||||||
1949 | 46.00 | d | 65.00 | 71.00 | 92.00 | 96.00 | 97.00 | 100.00 | 98.00 | 93.00 | 85.00 | b | 75.00 | 64.00 | a | 100.00 | g | |||||||||
1950 | 70.00 | 73.00 | 74.00 | 88.00 | 93.00 | 100.00 | 98.00 | 95.00 | 95.00 | 89.00 | b | 73.00 | 64.00 | c | 100.00 | e | ||||||||||
1951 | 70.00 | 73.00 | 79.00 | 82.00 | a | 90.00 | 91.00 | 100.00 | 100.00 | b | 91.00 | i | 81.00 | k | 69.00 | 64.00 | 100.00 | w | ||||||||
1952 | 62.00 | 67.00 | 71.00 | 86.00 | 90.00 | 106.00 | 107.00 | 104.00 | 100.00 | 85.00 | 76.00 | 45.00 | 107.00 | |||||||||||||
1953 | 68.00 | 67.00 | 76.00 | 88.00 | 94.00 | 107.00 | 106.00 | j | 102.00 | 97.00 | 95.00 | 76.00 | 60.00 | 107.00 | j | |||||||||||
1954 | 67.00 | 78.00 | 73.00 | 88.00 | 94.00 | a | 109.00 | 114.00 | 106.00 | 97.00 | 91.00 | 78.00 | 65.00 | 114.00 | a | |||||||||||
1955 | 58.00 | 60.00 | 76.00 | 89.00 | 89.00 | 97.00 | 105.00 | 103.00 | 100.00 | 90.00 | 79.00 | 69.00 | 105.00 | |||||||||||||
1956 | 62.00 | a | 63.00 | 83.00 | 81.00 | 93.00 | a | 105.00 | 105.00 | 98.00 | a | 99.00 | 91.00 | a | 74.00 | a | 65.00 | 105.00 | e | |||||||
1957 | 55.00 | 71.00 | 70.00 | 76.00 | 87.00 | 95.00 | 101.00 | 100.00 | 94.00 | 87.00 | 71.00 | 72.00 | 101.00 | |||||||||||||
1958 | 61.00 | 73.00 | 61.00 | 85.00 | 92.00 | 102.00 | 96.00 | 105.00 | 98.00 | ----- | 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 | ----- | 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 | ----- | 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 |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 60.21 | 66.43 | 74.54 | 84.55 | 91.73 | 98.89 | 102.80 | 101.17 | 96.41 | 87.00 | 72.85 | 61.09 | 104.67 | |||||||||||||
S.D. | 6.41 | 6.17 | 6.55 | 5.38 | 3.54 | 5.07 | 4.67 | 3.76 | 3.56 | 3.51 | 6.73 | 7.95 | 4.80 | |||||||||||||
SKEW | -0.75 | -0.57 | -0.77 | -0.69 | -0.00 | -0.67 | 0.38 | 0.28 | -0.00 | 0.30 | -0.08 | -0.62 | 0.89 | |||||||||||||
MAX | 70.00 | 78.00 | 88.00 | 98.00 | 100.00 | 109.00 | 114.00 | 112.00 | 104.00 | 95.00 | 93.00 | 78.00 | 114.00 | |||||||||||||
MIN | 41.00 | 50.00 | 54.00 | 70.00 | 83.00 | 85.00 | 92.00 | 92.00 | 89.00 | 80.00 | 55.00 | 44.00 | 100.00 | |||||||||||||
YRS | 42 | 44 | 41 | 40 | 41 | 44 | 44 | 42 | 44 | 43 | 46 | 45 | 9 |