| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1907 | 0.00 | z | 0.00 | z | 6.80 | 0.30 | 3.26 | 2.08 | 0.26 | 1.65 | 0.93 | 0.60 | z | 0.20 | 3.07 | 18.55 | ||||||||||
| 1908 | 0.89 | 0.80 | 0.55 | 0.70 | 1.28 | 0.60 | 0.00 | 0.02 | 0.12 | 1.42 | 0.95 | 0.58 | 7.91 | |||||||||||||
| 1909 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1910 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1911 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1912 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1913 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1914 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1915 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1916 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1917 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1918 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1919 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1920 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1921 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1922 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1923 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1924 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1925 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1926 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1927 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1928 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1929 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1930 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1931 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1932 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1933 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1934 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1935 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1936 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1937 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1938 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1939 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1940 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1941 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1942 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1.18 | 0.21 | 0.06 | 0.01 | 0.00 | 0.49 | 0.00 | z | 2.56 | 4.51 | ||||||||
| 1943 | 2.26 | 0.00 | z | 0.83 | 1.20 | 0.00 | z | 1.68 | 0.72 | 0.00 | 0.01 | 1.13 | q | 0.39 | 0.50 | 7.59 | ||||||||||
| 1944 | 0.99 | 1.47 | 0.28 | 1.02 | 1.09 | 1.46 | 1.37 | 0.17 | 0.15 | 0.61 | 2.57 | 0.48 | 11.66 | |||||||||||||
| 1945 | 0.64 | 1.93 | 0.34 | 0.65 | 3.87 | 0.03 | 0.37 | 0.18 | 0.03 | 1.90 | 1.73 | 2.30 | 13.97 | |||||||||||||
| 1946 | 1.55 | 0.52 | 0.82 | 0.27 | 0.96 | 0.19 | 0.49 | 0.00 | 0.39 | 0.42 | 1.67 | 0.81 | 8.09 | |||||||||||||
| 1947 | 0.40 | 0.56 | 0.90 | 0.21 | 1.08 | y | 1.42 | 0.55 | 0.02 | 0.14 | 1.04 | 1.14 | 0.33 | 6.71 | ||||||||||||
| 1948 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.02 | 0.07 | 2.28 | 0.09 | 0.72 | 2.20 | 5.38 | |||||||
| 1949 | 0.41 | 0.70 | 0.44 | 0.11 | 1.21 | 0.43 | 0.02 | 0.03 | 0.66 | 0.10 | 0.68 | 0.27 | 5.06 | |||||||||||||
| 1950 | 2.14 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 2.14 | ||
| 1951 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.20 | 0.00 | 1.28 | 1.51 | 3.66 | 6.65 | ||||||
| 1952 | 1.10 | 1.42 | 1.00 | 0.11 | 0.77 | 1.69 | 1.01 | 0.11 | 0.41 | 0.03 | 0.68 | 2.27 | 10.60 | |||||||||||||
| 1953 | 1.26 | 0.62 | 1.05 | 0.64 | 1.14 | 0.46 | 0.00 | 0.21 | 0.07 | 1.12 | 2.47 | 0.91 | 9.95 | |||||||||||||
| 1954 | 1.55 | 0.90 | 1.18 | 0.70 | 0.20 | 1.69 | 0.00 | 0.26 | 0.17 | 0.19 | 0.66 | 0.84 | 8.34 | |||||||||||||
| 1955 | 0.34 | 0.24 | 0.80 | 0.77 | 0.00 | 0.10 | 0.25 | 0.00 | 0.75 | 0.36 | 3.37 | 4.38 | 11.36 | |||||||||||||
| 1956 | 2.59 | 0.86 | 0.05 | 0.35 | 2.57 | 0.98 | 0.30 | a | 0.37 | 0.72 | 1.38 | 0.12 | 0.95 | 11.24 | ||||||||||||
| 1957 | 1.25 | 1.55 | 2.02 | 0.46 | b | 1.10 | 0.09 | 0.22 | 0.14 | 3.03 | 1.14 | 1.81 | 2.02 | 14.83 | ||||||||||||
| 1958 | 1.42 | 2.18 | 1.11 | 3.33 | 1.51 | 2.14 | 1.43 | 0.63 | 0.97 | 0.14 | 0.15 | 0.03 | g | 15.01 | ||||||||||||
| 1959 | 1.66 | 0.84 | 0.37 | 0.19 | 0.93 | 0.27 | 0.75 | 1.71 | 0.95 | 0.16 | 0.00 | 0.39 | 8.22 | |||||||||||||
| 1960 | 0.42 | 3.67 | 1.80 | 0.53 | 1.08 | 0.00 | 0.63 | 0.00 | 0.17 | 0.68 | 2.60 | 2.53 | 14.11 | |||||||||||||
| 1961 | 0.34 | 1.65 | 0.82 | 0.36 | 0.97 | 1.65 | 0.14 | 0.45 | 0.88 | 1.13 | 3.04 | 2.08 | 13.51 | |||||||||||||
| 1962 | 1.25 | 1.47 | 0.79 | 0.20 | 1.86 | 0.45 | 0.03 | 0.53 | 0.37 | 4.81 | 1.57 | 1.59 | 14.92 | |||||||||||||
| 1963 | 0.28 | 2.02 | 0.66 | 1.59 | 0.73 | 0.78 | 0.31 | 0.25 | 0.08 | 0.37 | 1.66 | 0.85 | 9.58 | |||||||||||||
| 1964 | 1.65 | 0.01 | 0.46 | 0.43 | 1.09 | 2.28 | 0.33 | 0.11 | 0.12 | 0.10 | 2.05 | 8.07 | 16.70 | |||||||||||||
| 1965 | 1.42 | 0.09 | 0.04 | 2.69 | 0.20 | 1.24 | 0.91 | 1.74 | 0.02 | 0.00 | 3.32 | 0.85 | 12.52 | |||||||||||||
| 1966 | 0.82 | 0.33 | 0.38 | 0.36 | 1.00 | 0.69 | 0.11 | 0.93 | 0.55 | 0.18 | 3.54 | 0.00 | z | 8.89 | ||||||||||||
| 1967 | 1.53 | 0.13 | 2.99 | 1.93 | 1.37 | 1.99 | 0.01 | 0.00 | 0.16 | 0.88 | 0.26 | 1.20 | 12.45 | |||||||||||||
| 1968 | 1.32 | 0.88 | 0.41 | 0.19 | 1.40 | 0.83 | 0.00 | 1.25 | 0.08 | 0.51 | 1.28 | 1.85 | 10.00 | |||||||||||||
| 1969 | 2.79 | 1.16 | 0.21 | 1.13 | 0.36 | 1.14 | 0.33 | 0.00 | 0.17 | 1.58 | 0.59 | 3.48 | 12.94 | |||||||||||||
| 1970 | 3.87 | 0.66 | 1.27 | 0.45 | 0.24 | 1.45 | 0.01 | 0.00 | 0.00 | 1.77 | 3.94 | 1.69 | 15.35 | |||||||||||||
| 1971 | 1.22 | 0.62 | 2.93 | 0.74 | 3.55 | 1.22 | 0.00 | 0.11 | 0.69 | 0.79 | 2.07 | 1.16 | 15.10 | |||||||||||||
| 1972 | 3.35 | 1.33 | 1.35 | 0.70 | 1.59 | 0.38 | 0.02 | 0.13 | 0.47 | 0.83 | 0.97 | 1.72 | 12.84 | |||||||||||||
| 1973 | 0.79 | 0.91 | 0.37 | 0.27 | 0.54 | 0.00 | 1.06 | 0.11 | 1.14 | 2.82 | 3.55 | 1.49 | 13.05 | |||||||||||||
| 1974 | 1.17 | 0.64 | 2.17 | 0.65 | 0.08 | 0.05 | 0.07 | 0.62 | 0.00 | 0.41 | 0.51 | 1.47 | 7.84 | |||||||||||||
| 1975 | 1.70 | 2.66 | 2.35 | 0.95 | 0.11 | 1.61 | 0.71 | 0.68 | 0.28 | 2.30 | 1.14 | 0.89 | 15.38 | |||||||||||||
| 1976 | 0.63 | 0.92 | b | 0.43 | a | 0.38 | 0.00 | 0.74 | 0.83 | 3.21 | 0.55 | 0.65 | 0.48 | 0.13 | 8.95 | |||||||||||
| 1977 | 0.68 | 0.41 | 0.63 | 0.02 | 1.32 | 1.24 | 0.15 | 0.21 | 1.68 | 0.44 | 2.07 | 4.48 | 13.33 | |||||||||||||
| 1978 | 1.25 | 0.67 | 2.18 | 1.37 | b | 0.42 | 0.99 | 0.58 | 0.37 | 0.86 | 0.05 | 0.49 | 0.50 | 9.73 | ||||||||||||
| 1979 | 1.31 | 1.80 | 0.40 | 0.47 | 1.40 | 0.25 | 0.13 | 1.25 | 0.63 | 3.21 | 3.60 | 0.92 | 15.37 | |||||||||||||
| 1980 | 2.52 | 1.75 | 0.44 | 0.58 | b | 0.88 | 2.10 | 0.08 | 0.00 | 0.48 | 0.38 | 0.99 | S | 1.79 | 11.99 | |||||||||||
| 1981 | 0.93 | 2.13 | 0.74 | 1.44 | 1.20 | 0.22 | 0.20 | 0.18 | 0.30 | 1.10 | 5.74 | 5.67 | 19.85 | |||||||||||||
| 1982 | 1.03 | j | 2.03 | e | 1.06 | d | 0.92 | h | 0.54 | 1.83 | 0.86 | 0.33 | 0.86 | 1.62 | b | 1.37 | d | 2.20 | a | 12.70 | ||||||
| 1983 | 1.92 | d | 1.60 | i | 1.97 | h | 0.22 | d | 0.17 | f | 0.44 | 0.14 | 0.65 | a | 0.67 | a | 0.75 | d | 3.44 | h | 4.68 | i | 4.79 | |||
| 1984 | 0.10 | d | 1.13 | 0.43 | d | 0.76 | e | 0.27 | 1.01 | b | 0.10 | 1.42 | 0.12 | a | 1.51 | f | 2.88 | i | 0.66 | f | 5.34 | |||||
| 1985 | 0.01 | b | 0.65 | d | 0.51 | d | 0.14 | b | 0.38 | c | 0.15 | a | 0.74 | 0.05 | 2.76 | a | 0.77 | b | 1.03 | h | 0.75 | a | 6.91 | |||
| 1986 | 2.17 | c | 4.29 | c | 1.77 | i | 0.68 | b | 1.09 | b | 0.51 | a | 0.01 | 0.03 | 1.04 | b | 0.72 | b | 0.44 | b | 0.82 | h | 10.98 | |||
| 1987 | 1.23 | 0.41 | d | 1.18 | d | 0.00 | 1.30 | b | 1.94 | 1.80 | 0.00 | 0.08 | 0.03 | 0.66 | f | 2.98 | h | 7.97 | ||||||||
| 1988 | 1.41 | j | 0.23 | b | 0.23 | b | 0.46 | d | 0.46 | e | 0.38 | b | 0.00 | 0.29 | b | 0.00 | 0.01 | 2.69 | j | 0.49 | e | 2.55 | ||||
| 1989 | 0.75 | i | 0.25 | e | 3.02 | f | 1.00 | d | 1.64 | c | 0.11 | 0.00 | 0.72 | 1.11 | b | 1.15 | b | 0.72 | d | 0.07 | b | 6.77 | ||||
| 1990 | 2.97 | h | 0.27 | c | 1.14 | e | 1.31 | b | 2.27 | c | 0.13 | 0.36 | 0.98 | a | 1.07 | 0.33 | b | 1.00 | d | 0.46 | b | 9.32 | ||||
| 1991 | 0.26 | d | 0.60 | b | 1.69 | d | 0.55 | d | 1.84 | c | 0.37 | b | 0.23 | 0.34 | 0.00 | 0.42 | 1.29 | e | 1.03 | b | 8.62 | |||||
| 1992 | 0.58 | f | 0.52 | e | 0.92 | f | 0.23 | e | 0.62 | 0.98 | i | 0.01 | 0.00 | 0.29 | 0.81 | j | 0.47 | g | 2.60 | j | 1.67 | |||||
| 1993 | 3.17 | h | 0.83 | h | 2.90 | d | 0.80 | h | 1.21 | b | 1.76 | c | 0.00 | 0.80 | 0.56 | a | 0.82 | 0.28 | b | 1.29 | c | 9.62 | ||||
| 1994 | 0.60 | g | 0.78 | i | 0.56 | b | 0.83 | b | 2.89 | a | 0.52 | 0.00 | 0.00 | 0.43 | a | 0.18 | 1.16 | e | 0.80 | g | 6.57 | |||||
| 1995 | 3.20 | i | 3.12 | b | 5.02 | f | 1.93 | d | 1.04 | 1.97 | a | 0.60 | a | 0.00 | 0.03 | 0.07 | 0.50 | c | 4.62 | m | 9.26 | |||||
| 1996 | 2.47 | g | 2.04 | e | 0.67 | b | 0.97 | b | 1.44 | b | 1.02 | 1.03 | d | 0.09 | 0.53 | 1.26 | a | 1.50 | g | 3.31 | h | 9.05 | ||||
| 1997 | 2.43 | f | 0.67 | i | 0.49 | d | 0.74 | e | 0.15 | b | 2.14 | 0.98 | 0.95 | 0.75 | b | 1.46 | 1.90 | i | 0.49 | c | 8.15 | |||||
| 1998 | 3.80 | j | 1.88 | h | 1.28 | c | 0.84 | e | 0.00 | z | 2.05 | 0.94 | 0.00 | 0.43 | b | 0.65 | e | 3.61 | h | 1.07 | f | 6.19 | ||||
| 1999 | 1.44 | e | 1.24 | j | 0.48 | d | 0.25 | b | 0.18 | c | 0.18 | a | 0.02 | 2.20 | d | 0.00 | 1.26 | 1.12 | b | 0.67 | c | 7.80 | ||||
| 2000 | 3.83 | i | 0.96 | d | 0.78 | d | 0.82 | f | 0.13 | b | 0.08 | 0.08 | c | 0.05 | 1.04 | a | 1.09 | c | 0.52 | 0.30 | d | 5.03 | ||||
| 2001 | 0.00 | c | 0.48 | b | 1.40 | h | 1.08 | g | 0.54 | 0.10 | 1.17 | 0.02 | 0.31 | 0.59 | b | 2.25 | h | 2.03 | f | 3.21 | ||||||
| 2002 | 1.18 | j | 1.04 | e | 0.85 | f | 0.99 | d | 0.67 | e | 0.86 | b | 0.03 | 0.00 | 0.02 | 0.02 | 1.77 | e | 2.79 | f | 5.40 | |||||
| 2003 | 1.96 | h | 0.43 | d | 1.56 | h | 1.68 | i | 1.11 | d | 0.00 | 0.20 | 0.09 | 0.23 | c | 0.14 | 1.07 | g | 2.26 | l | 2.20 | |||||
| 2004 | 1.09 | h | 2.44 | h | 0.57 | b | 0.28 | b | 1.74 | b | 0.58 | 0.81 | 0.26 | b | 0.05 | b | 2.53 | d | 0.94 | f | 2.20 | d | 9.02 | |||
| 2005 | 0.55 | d | 0.57 | i | 0.50 | d | 1.91 | f | 2.42 | h | 0.33 | b | 0.00 | 0.00 | 0.36 | b | 0.39 | b | 4.39 | h | 2.92 | g | 2.13 | |||
| 2006 | 4.13 | k | 1.40 | g | 0.56 | i | 0.67 | f | 0.17 | 0.65 | 0.12 | b | 0.34 | b | 0.03 | 0.95 | b | 1.50 | j | 1.73 | c | 3.99 | ||||
| 2007 | 0.56 | e | 1.62 | g | 0.41 | 0.69 | d | 0.16 | b | 0.55 | b | 1.13 | d | 0.00 | 0.15 | b | 3.04 | a | 0.71 | g | 0.96 | f | 6.69 | |||
| 2008 | 0.95 | h | 0.44 | d | 0.63 | h | 0.39 | b | 1.63 | y | 0.09 | a | 0.00 | 0.17 | x | 0.00 | 0.50 | b | 1.08 | e | 0.69 | h | 2.50 | |||
| 2009 | 0.40 | e | 0.51 | e | 1.10 | i | 0.15 | 0.66 | 1.89 | b | 0.14 | 0.33 | b | 0.00 | 0.52 | 0.83 | f | 0.35 | i | 4.60 | ||||||
| 2010 | 2.11 | e | 0.61 | 0.30 | a | 0.85 | d | 0.27 | e | 0.58 | a | 0.28 | b | 0.05 | b | 0.22 | b | 2.21 | b | 0.72 | e | 2.21 | S | 8.20 | ||
| 2011 | 0.58 | a | 0.87 | b | 2.34 | 0.56 | c | 0.24 | r | 0.18 | j | 0.20 | i | 0.02 | h | 0.05 | i | 0.55 | k | 0.14 | n | 0.02 | S | 4.37 | ||
| 2012 | 1.63 | a | 0.24 | d | 0.74 | S | 1.15 | 0.27 | a | 0.06 | f | 0.00 | 0.00 | f | 0.00 | S | 0.17 | j | 1.35 | f | 2.71 | d | 6.74 | |||
| 2013 | 0.82 | d | 0.36 | i | 0.17 | k | 0.75 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.82 | |
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 1.24 | 1.08 | 1.05 | 0.72 | 1.04 | 0.88 | 0.37 | 0.40 | 0.49 | 0.91 | 1.48 | 1.65 | 11.92 | |||||||||||||
| S.D. | 0.83 | 0.89 | 1.06 | 0.61 | 0.85 | 0.72 | 0.43 | 0.61 | 0.60 | 0.91 | 1.20 | 1.51 | 3.15 | |||||||||||||
| SKEW | 0.92 | 1.56 | 3.12 | 2.03 | 1.36 | 0.48 | 1.18 | 2.35 | 2.27 | 1.85 | 1.30 | 2.01 | 0.13 | |||||||||||||
| MAX | 3.87 | 4.29 | 6.80 | 3.33 | 3.87 | 2.28 | 1.80 | 3.21 | 3.03 | 4.81 | 5.74 | 8.07 | 19.85 | |||||||||||||
| MIN | 0.00 | 0.01 | 0.04 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.02 | 5.06 | |||||||||||||
| NO YRS | 53 | 57 | 58 | 62 | 63 | 67 | 70 | 69 | 71 | 66 | 53 | 53 | 34 | |||||||||||||