YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1911 | ----- | z | ----- | z | ----- | z | ----- | z | 68.79 | q | 68.47 | 70.34 | 71.04 | f | 70.03 | 68.98 | 68.23 | 66.45 | 68.75 | f | ||||||
1912 | 65.06 | 65.00 | 63.27 | 65.07 | 67.52 | 69.32 | 70.24 | 71.95 | 71.53 | 71.05 | 68.43 | 67.66 | 68.01 | |||||||||||||
1913 | 65.89 | 63.88 | 65.68 | 66.02 | 67.76 | 68.68 | e | 70.20 | c | 71.27 | c | 71.38 | b | 71.66 | 68.16 | b | 65.60 | a | 68.01 | |||||||
1914 | 62.17 | b | 65.17 | a | 63.98 | a | 65.72 | a | 67.13 | d | 68.12 | a | 69.63 | d | 69.76 | d | 70.70 | e | 68.48 | e | 67.33 | 64.63 | a | 66.90 | ||
1915 | 63.27 | c | 61.53 | j | 64.34 | b | 66.02 | 68.66 | 69.75 | b | 70.44 | 71.27 | a | 71.77 | f | 70.40 | 68.43 | 66.50 | a | 67.91 | b | |||||
1916 | 64.74 | 66.19 | 66.73 | a | 67.25 | 68.52 | f | 68.88 | e | 69.72 | b | 70.72 | b | 70.62 | f | 70.19 | e | 68.26 | c | 66.07 | d | 67.88 | b | |||
1917 | 65.15 | h | 64.60 | c | 65.92 | e | 67.13 | 68.48 | b | 69.52 | c | 70.72 | a | 70.60 | b | 71.27 | 70.52 | b | 69.13 | c | 67.74 | b | 68.69 | a | ||
1918 | 66.31 | d | 65.17 | b | 64.98 | b | 65.50 | c | 68.37 | a | 69.48 | d | 71.22 | d | 72.53 | b | 71.48 | f | 71.29 | b | 68.72 | a | 65.87 | 68.13 | a | |
1919 | 64.02 | 65.20 | a | 65.00 | b | 67.02 | a | 67.72 | b | 69.23 | 70.50 | a | 71.59 | n | 71.12 | 70.75 | a | 68.83 | 67.47 | 67.90 | a | |||||
1920 | 65.64 | c | 65.54 | b | 66.27 | g | 67.15 | d | 69.14 | b | 71.10 | f | 70.81 | d | 71.93 | b | 71.31 | a | 69.81 | 67.28 | c | 66.59 | c | 68.52 | b | |
1921 | 65.35 | a | 65.44 | d | 66.33 | b | 67.02 | a | 67.87 | 70.50 | c | 70.52 | c | 70.85 | 69.78 | c | 69.22 | a | 66.27 | 65.34 | c | 67.87 | ||||
1922 | 63.90 | a | 62.80 | c | 64.92 | e | 67.09 | c | 66.93 | b | 68.82 | 70.75 | a | 70.07 | c | 70.03 | n | 69.31 | e | 66.72 | g | 66.64 | b | 67.12 | b | |
1923 | 64.63 | h | 63.65 | a | 64.88 | b | 66.08 | 67.75 | a | 68.26 | a | 69.75 | a | 70.44 | e | 71.90 | 70.31 | b | 68.09 | c | 65.67 | g | 68.11 | b | ||
1924 | 63.42 | f | 65.38 | h | 64.52 | g | 66.65 | 67.17 | b | 68.62 | r | 69.77 | e | 70.50 | g | 70.43 | b | 68.98 | 67.54 | c | 65.90 | g | 68.42 | f | ||
1925 | 65.19 | 67.26 | c | ----- | z | 66.59 | m | 68.28 | f | 69.72 | c | 71.54 | h | 71.86 | f | 72.11 | h | 71.62 | c | 68.68 | 67.85 | a | 68.39 | f | ||
1926 | 67.28 | d | 65.56 | b | 65.74 | 65.63 | 69.68 | t | 71.50 | b | 72.75 | e | 72.11 | d | 72.11 | c | 72.27 | c | 69.80 | b | 68.91 | b | 69.42 | a | ||
1927 | 66.72 | a | 66.91 | 67.55 | 67.38 | 69.67 | b | 70.63 | 70.95 | a | 71.84 | 72.37 | 71.60 | a | 70.37 | 67.34 | 69.44 | |||||||||
1928 | 65.48 | 65.10 | 67.33 | d | 68.22 | 68.65 | a | 69.28 | g | 70.57 | c | 72.00 | f | 71.27 | f | 70.43 | d | 68.80 | e | 65.74 | f | 68.07 | d | |||
1929 | 63.75 | k | 63.06 | d | 64.86 | f | 65.38 | e | 66.12 | c | 69.10 | f | 70.46 | e | 70.90 | j | 71.81 | i | 71.00 | g | 68.27 | f | 63.86 | i | 66.26 | h |
1930 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1931 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1932 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1934 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1935 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1936 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | 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 | ----- | 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 |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 65.07 | 65.03 | 65.48 | 66.49 | 67.93 | 69.39 | 70.52 | 71.18 | 71.16 | 70.38 | 68.37 | 66.71 | 68.05 | |||||||||||||
S.D. | 1.38 | 1.24 | 1.24 | 0.88 | 0.92 | 0.94 | 0.71 | 0.85 | 0.80 | 1.09 | 0.96 | 1.13 | 0.91 | |||||||||||||
SKEW | -0.47 | -0.13 | 0.08 | 0.07 | 0.01 | 0.69 | 1.58 | -0.07 | -0.27 | -0.08 | -0.07 | 0.05 | 0.45 | |||||||||||||
MAX | 67.28 | 67.26 | 67.55 | 68.22 | 69.67 | 71.50 | 72.75 | 72.53 | 72.37 | 72.27 | 70.37 | 68.91 | 69.44 | |||||||||||||
MIN | 62.17 | 62.80 | 63.27 | 65.07 | 66.13 | 68.12 | 69.63 | 69.76 | 69.78 | 68.48 | 66.27 | 64.63 | 66.90 | |||||||||||||
YRS | 14 | 16 | 14 | 17 | 15 | 15 | 18 | 13 | 12 | 18 | 17 | 15 | 5 |