YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 80.00 | 82.00 | ----- | z | ||
1909 | 83.00 | 76.00 | 81.00 | a | 93.00 | 95.00 | 102.00 | 107.00 | 98.00 | 96.00 | 92.00 | 84.00 | a | 72.00 | 107.00 | b | ||||||||||
1910 | 80.00 | 80.00 | 90.00 | 94.00 | 99.00 | 107.00 | 105.00 | 103.00 | 99.00 | 93.00 | 84.00 | 78.00 | 107.00 | |||||||||||||
1911 | 84.00 | 79.00 | 89.00 | 87.00 | a | 93.00 | 105.00 | 100.00 | 103.00 | 94.00 | 92.00 | 80.00 | 66.00 | 105.00 | a | |||||||||||
1912 | 80.00 | 76.00 | a | 84.00 | a | 92.00 | 100.00 | a | 100.00 | 100.00 | 100.00 | 95.00 | 90.00 | 81.00 | 69.00 | 100.00 | c | |||||||||
1913 | 73.00 | 74.00 | 88.00 | 88.00 | 97.00 | 97.00 | 106.00 | 100.00 | 98.00 | 86.00 | 84.00 | 60.00 | 106.00 | |||||||||||||
1914 | 80.00 | 78.00 | 82.00 | 90.00 | 95.00 | 100.00 | 97.00 | 102.00 | 97.00 | 88.00 | 79.00 | 59.00 | 102.00 | |||||||||||||
1915 | 63.00 | 75.00 | 80.00 | 85.00 | 95.00 | 104.00 | 106.00 | 95.00 | 93.00 | 90.00 | 87.00 | 74.00 | 106.00 | |||||||||||||
1916 | 79.00 | 82.00 | 89.00 | h | 88.00 | 101.00 | 103.00 | 103.00 | 95.00 | 91.00 | 91.00 | 91.00 | 76.00 | 103.00 | h | |||||||||||
1917 | 75.00 | 85.00 | 87.00 | 90.00 | 92.00 | 104.00 | 105.00 | 102.00 | 100.00 | 92.00 | 79.00 | 72.00 | 105.00 | |||||||||||||
1918 | 66.00 | c | ----- | z | 88.00 | 86.00 | a | 94.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
1919 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1929 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 76.30 | 78.33 | 85.44 | 89.30 | 96.10 | 102.44 | 103.22 | 99.78 | 95.89 | 90.44 | 82.90 | 70.80 | 104.75 | |||||||||||||
S.D. | 7.06 | 3.57 | 3.75 | 3.02 | 3.03 | 3.05 | 3.46 | 3.15 | 2.93 | 2.24 | 3.90 | 7.45 | 2.49 | |||||||||||||
SKEW | -0.85 | 0.60 | -0.29 | 0.18 | 0.38 | -0.34 | -0.64 | -0.57 | -0.20 | -0.88 | 0.85 | -0.30 | -1.00 | |||||||||||||
MAX | 84.00 | 85.00 | 90.00 | 94.00 | 101.00 | 107.00 | 107.00 | 103.00 | 100.00 | 93.00 | 91.00 | 82.00 | 107.00 | |||||||||||||
MIN | 63.00 | 74.00 | 80.00 | 85.00 | 92.00 | 97.00 | 97.00 | 95.00 | 91.00 | 86.00 | 79.00 | 59.00 | 100.00 | |||||||||||||
YRS | 10 | 9 | 9 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 8 |