YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 98.00 | 95.00 | 91.00 | 75.00 | f | ----- | z | ----- | z | |||
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 96.00 | 104.00 | 101.00 | 95.00 | 94.00 | 81.00 | a | 78.00 | ----- | z | ||||||
1922 | 70.00 | 82.00 | 84.00 | 86.00 | 98.00 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 78.00 | i | 73.00 | ----- | z | |||||
1923 | 77.00 | 73.00 | 77.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
1924 | 68.00 | a | ----- | z | ----- | z | ----- | z | ----- | z | 109.00 | 100.00 | ----- | 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 | 101.00 | 103.00 | 99.00 | 94.00 | 84.00 | 69.00 | ----- | z | ||||||
1932 | 74.00 | 81.00 | 86.00 | 91.00 | 96.00 | 105.00 | 103.00 | 102.00 | 95.00 | 89.00 | 82.00 | 76.00 | 105.00 | |||||||||||||
1933 | 71.00 | 76.00 | 85.00 | 93.00 | 98.00 | 108.00 | 105.00 | 102.00 | a | 96.00 | 96.00 | 88.00 | a | 90.00 | 108.00 | b | ||||||||||
1934 | 76.00 | 82.00 | 86.00 | 91.00 | 102.00 | 106.00 | 106.00 | 105.00 | b | 99.00 | 97.00 | 88.00 | 79.00 | 106.00 | b | |||||||||||
1935 | 75.00 | a | 84.00 | 84.00 | 93.00 | 94.00 | 106.00 | 100.00 | a | 102.00 | 94.00 | 91.00 | 80.00 | 64.00 | 106.00 | b | ||||||||||
1936 | 74.00 | 80.00 | 84.00 | 94.00 | g | 97.00 | 104.00 | 104.00 | 105.00 | d | 99.00 | 91.00 | a | 80.00 | 78.00 | 105.00 | l | |||||||||
1937 | 67.00 | ----- | z | ----- | z | 94.00 | 104.00 | 104.00 | 108.00 | 109.00 | 99.00 | 93.00 | 88.00 | 72.00 | ----- | z | ||||||||||
1938 | 79.00 | a | 75.00 | j | ----- | z | ----- | z | ----- | z | ----- | z | 90.00 | x | 102.00 | a | 91.00 | 88.00 | e | 80.00 | b | 77.00 | ----- | z | ||
1939 | 73.00 | f | 72.00 | b | 84.00 | e | 91.00 | r | 100.00 | k | 108.00 | c | 100.00 | c | 95.00 | a | ----- | z | 87.00 | f | 81.00 | q | 81.00 | j | ----- | z |
1940 | 70.00 | c | 85.00 | f | 78.00 | s | 92.00 | s | 94.00 | p | 102.00 | d | 104.00 | g | 98.00 | g | ----- | z | 90.00 | o | ----- | z | ----- | z | ----- | z |
1941 | ----- | z | ----- | z | ----- | z | 86.00 | g | 96.00 | 100.00 | 97.00 | 96.00 | a | 95.00 | 89.00 | 84.00 | 76.00 | ----- | z | |||||||
1942 | 74.00 | 78.00 | 82.00 | 90.00 | a | 99.00 | 104.00 | 100.00 | a | 98.00 | 91.00 | 88.00 | 88.00 | 83.00 | 104.00 | b | ||||||||||
1943 | 81.00 | 82.00 | 88.00 | 98.00 | 96.00 | 100.00 | 100.00 | 104.00 | 100.00 | 97.00 | 89.00 | a | 68.00 | 104.00 | a | |||||||||||
1944 | 70.00 | 74.00 | 84.00 | 89.00 | 97.00 | 105.00 | 107.00 | 110.00 | 97.00 | 90.00 | 86.00 | 73.00 | 110.00 | |||||||||||||
1945 | 72.00 | 84.00 | 86.00 | 91.00 | 103.00 | a | 108.00 | 101.00 | 108.00 | 108.00 | 92.00 | 89.00 | 80.00 | 108.00 | a | |||||||||||
1946 | 83.00 | 82.00 | 95.00 | 93.00 | 95.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||||
1947 | ----- | z | ----- | z | ----- | z | 91.00 | f | 105.00 | 105.00 | 106.00 | 102.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1948 | 83.00 | b | 77.00 | 84.00 | a | 98.00 | a | 100.00 | c | 104.00 | a | 103.00 | b | 103.00 | a | 106.00 | 92.00 | a | 85.00 | 77.00 | 106.00 | l | ||||
1949 | 64.00 | 76.00 | 88.00 | 90.00 | a | 98.00 | b | 105.00 | 106.00 | a | 100.00 | 95.00 | 88.00 | b | 84.00 | b | 69.00 | m | 106.00 | u | ||||||
1950 | 80.00 | b | 83.00 | 90.00 | 96.00 | 99.00 | 108.00 | 100.00 | 104.00 | 99.00 | 97.00 | a | 89.00 | c | 80.00 | b | 108.00 | h | ||||||||
1951 | 78.00 | d | 85.00 | d | 85.00 | 92.00 | 102.00 | b | 107.00 | 104.00 | 102.00 | 103.00 | a | 97.00 | 79.00 | 80.00 | 107.00 | k | ||||||||
1952 | 80.00 | 76.00 | 79.00 | 89.00 | 100.00 | 103.00 | 98.00 | 101.00 | 99.00 | 92.00 | 88.00 | 74.00 | 103.00 | |||||||||||||
1953 | 82.00 | 79.00 | a | 86.00 | 90.00 | 103.00 | 106.00 | 106.00 | 100.00 | 98.00 | 91.00 | 79.00 | 72.00 | 106.00 | a | |||||||||||
1954 | 74.00 | 82.00 | b | 85.00 | 95.00 | 94.00 | 103.00 | 104.00 | 99.00 | 95.00 | a | 93.00 | 81.00 | 83.00 | 104.00 | c | ||||||||||
1955 | 72.00 | 78.00 | 86.00 | a | 91.00 | 96.00 | 101.00 | 102.00 | 98.00 | 100.00 | 92.00 | 85.00 | i | 84.00 | 102.00 | j | ||||||||||
1956 | 75.00 | a | 84.00 | 88.00 | 89.00 | 99.00 | 101.00 | 102.00 | 100.00 | 101.00 | 94.00 | 84.00 | 75.00 | 102.00 | a | |||||||||||
1957 | 80.00 | 87.00 | 83.00 | 86.00 | 88.00 | 106.00 | 107.00 | 105.00 | 97.00 | a | 91.00 | 81.00 | 75.00 | 107.00 | a | |||||||||||
1958 | 82.00 | 78.00 | 78.00 | 92.00 | 103.00 | 105.00 | 110.00 | a | 100.00 | 98.00 | a | 88.00 | 82.00 | 87.00 | 110.00 | b | ||||||||||
1959 | 74.00 | 82.00 | 83.00 | 94.00 | 96.00 | a | 105.00 | 102.00 | n | 104.00 | 107.00 | e | 95.00 | b | 83.00 | c | 70.00 | 107.00 | y | |||||||
1960 | 68.00 | 77.00 | q | 83.00 | r | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 74.93 | 79.88 | 84.80 | 91.78 | 98.38 | 104.43 | 103.11 | 102.00 | 98.19 | 92.22 | 84.08 | 76.65 | 105.93 | |||||||||||||
S.D. | 5.22 | 3.95 | 3.70 | 3.18 | 3.81 | 2.95 | 3.25 | 3.54 | 4.23 | 2.97 | 3.50 | 5.95 | 2.46 | |||||||||||||
SKEW | -0.12 | -0.31 | 0.24 | 0.21 | -0.40 | -0.83 | 0.12 | 0.30 | 0.64 | 0.21 | 0.09 | 0.15 | 0.25 | |||||||||||||
MAX | 83.00 | 87.00 | 95.00 | 98.00 | 105.00 | 109.00 | 110.00 | 110.00 | 108.00 | 97.00 | 89.00 | 90.00 | 110.00 | |||||||||||||
MIN | 64.00 | 72.00 | 77.00 | 86.00 | 88.00 | 96.00 | 97.00 | 95.00 | 91.00 | 88.00 | 79.00 | 64.00 | 102.00 | |||||||||||||
YRS | 29 | 25 | 25 | 23 | 26 | 28 | 27 | 29 | 27 | 27 | 25 | 26 | 14 |