YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1913 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.64 | 0.20 | ----- | z | ||
1914 | 0.47 | 0.18 | 0.00 | 0.62 | 0.00 | 0.14 | 0.24 | ----- | z | ----- | z | ----- | z | 0.00 | 0.47 | ----- | z | |||||||||
1915 | ----- | z | ----- | z | ----- | z | 0.35 | ----- | z | 0.00 | 0.25 | 0.22 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1916 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.21 | 0.10 | ----- | z | 0.35 | 0.00 | ----- | z | ----- | z | ||||
1917 | ----- | z | 0.28 | 0.77 | ----- | z | ----- | z | 0.00 | ----- | z | ----- | z | ----- | z | 0.00 | 0.41 | 0.09 | ----- | z | ||||||
1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1919 | ----- | z | 0.05 | 0.63 | 0.07 | ----- | z | ----- | z | 0.25 | ----- | 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 | 0.32 | 0.10 | 0.14 | 0.20 | 0.04 | 0.00 | 0.50 | 0.25 | 0.54 | 0.13 | 0.35 | 0.00 | 0.54 | |||||||||||||
1940 | 0.05 | 0.70 | 0.22 | 0.48 | 0.03 | 0.01 | 0.00 | 0.06 | 0.22 | 0.00 | 0.14 | 0.13 | 0.70 | |||||||||||||
1941 | 0.45 | 0.41 | 0.35 | 0.41 | 0.02 | 0.26 | 1.09 | 0.54 | 0.02 | 0.31 | 0.06 | 0.15 | 1.09 | |||||||||||||
1942 | 0.00 | 0.20 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.24 | 0.00 | 0.38 | 0.00 | 0.02 | 0.38 | |||||||||||||
1943 | 0.23 | 0.15 | 0.55 | 0.78 | 0.01 | 0.00 | 0.00 | 0.25 | 0.00 | 0.01 | 0.00 | 0.98 | 0.98 | |||||||||||||
1944 | 0.14 | 0.18 | 0.14 | 0.23 | 0.09 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.27 | 0.03 | 0.27 | |||||||||||||
1945 | 0.34 | 0.14 | 0.12 | 0.03 | 0.00 | 0.08 | 0.08 | 2.00 | 0.22 | 0.40 | 0.00 | 0.16 | 2.00 | |||||||||||||
1946 | 0.07 | 0.04 | 0.06 | 0.15 | 0.08 | 0.00 | 0.50 | 0.17 | 0.13 | 0.33 | 0.34 | 0.12 | 0.50 | |||||||||||||
1947 | 0.00 | 0.00 | 0.03 | 0.00 | 0.20 | 0.00 | 0.03 | 0.38 | 0.00 | 0.32 | 0.02 | 0.41 | 0.41 | |||||||||||||
1948 | 0.00 | 0.18 | 0.06 | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.13 | ----- | z | |||||||||||
1949 | 0.60 | 1.20 | a | 0.59 | 0.06 | 0.26 | 0.23 | 0.92 | 0.02 | 0.30 | 0.12 | 0.22 | 0.19 | 1.20 | a | |||||||||||
1950 | 0.00 | 0.00 | 0.00 | 0.03 | 0.00 | 0.00 | 0.21 | 0.00 | 0.30 | 0.00 | 0.01 | 0.00 | 0.30 | |||||||||||||
1951 | 0.48 | 0.00 | 0.00 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.64 | 0.02 | a | 0.18 | 0.10 | 0.64 | a | |||||||||||
1952 | 0.35 | 0.00 | 0.18 | 0.14 | 0.00 | 0.00 | 0.09 | 0.06 | 0.71 | 0.00 | 0.30 | 0.15 | 0.71 | |||||||||||||
1953 | 0.08 | 0.00 | 0.12 | 0.00 | 0.07 | 0.00 | 0.30 | 0.05 | 0.00 | 0.17 | 0.30 | 0.00 | 0.30 | |||||||||||||
1954 | 0.56 | 0.03 | 0.25 | 0.00 | 0.00 | 0.00 | 0.25 | 0.12 | 0.22 | 0.00 | a | 0.02 | 0.21 | 0.56 | a | |||||||||||
1955 | 0.38 | 0.06 | 0.00 | 0.00 | 0.22 | 0.00 | 0.24 | 0.26 | 0.00 | 0.00 | 0.00 | 0.04 | 0.38 | |||||||||||||
1956 | 0.00 | 0.00 | 0.00 | 0.09 | 0.00 | 0.00 | 0.86 | 0.00 | 0.00 | 0.05 | 0.00 | 0.00 | 0.86 | |||||||||||||
1957 | 0.22 | 0.60 | 0.01 | 0.75 | 0.21 | 0.48 | 0.16 | 0.00 | 0.00 | 0.26 | 0.70 | 0.11 | 0.75 | |||||||||||||
1958 | 0.18 | 0.32 | 0.09 | 0.18 | 0.16 | 0.00 | 0.73 | 0.00 | 0.14 | 0.65 | 0.90 | 0.00 | 0.90 | |||||||||||||
1959 | 0.50 | 0.40 | 0.00 | 0.00 | 0.00 | 0.15 | 0.00 | 0.03 | 0.51 | 0.00 | 0.71 | 0.25 | 0.71 | |||||||||||||
1960 | 0.45 | 0.16 | 0.07 | 0.00 | 0.00 | 0.95 | 0.73 | 0.00 | 0.37 | 0.65 | 0.35 | c | 0.05 | 0.95 | c | |||||||||||
1961 | 0.12 | 0.00 | 0.30 | 0.11 | 0.00 | 0.00 | 0.46 | 0.18 | 0.07 | 0.35 | 0.09 | 0.35 | 0.46 | |||||||||||||
1962 | 0.00 | 0.13 | 0.06 | 0.00 | 0.04 | 0.02 | 0.66 | 0.00 | 0.20 | 0.17 | 0.00 | 0.38 | 0.66 | |||||||||||||
1963 | 0.05 | 0.25 | 0.00 | 0.00 | 0.00 | 0.69 | 0.00 | 0.12 | 0.65 | 0.22 | 0.15 | 0.00 | 0.69 | |||||||||||||
1964 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.22 | 0.20 | 0.17 | 0.17 | 0.05 | 0.10 | 0.30 | 0.19 | 0.21 | 0.18 | 0.21 | 0.17 | 0.71 | |||||||||||||
S.D. | 0.21 | 0.26 | 0.21 | 0.23 | 0.08 | 0.23 | 0.32 | 0.39 | 0.24 | 0.20 | 0.26 | 0.21 | 0.38 | |||||||||||||
SKEW | 0.36 | 2.23 | 1.47 | 1.50 | 1.41 | 2.56 | 0.95 | 4.00 | 0.86 | 0.89 | 1.19 | 2.35 | 1.72 | |||||||||||||
MAX | 0.60 | 1.20 | 0.77 | 0.78 | 0.26 | 0.95 | 1.09 | 2.00 | 0.71 | 0.65 | 0.90 | 0.98 | 2.00 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.27 | |||||||||||||
YRS | 27 | 29 | 29 | 28 | 27 | 29 | 29 | 27 | 25 | 27 | 29 | 28 | 24 |