YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1930 | 0.59 | p | 0.58 | a | 0.20 | 0.54 | 1.17 | 0.38 | 0.45 | 1.38 | 0.51 | 1.00 | 0.02 | 0.00 | 1.38 | |||||||||||
1931 | 0.32 | 0.66 | 0.09 | 0.58 | 0.34 | 0.12 | 0.43 | 0.40 | 0.03 | 0.35 | 0.46 | 0.78 | 0.78 | |||||||||||||
1932 | 0.38 | 1.11 | 0.56 | 0.38 | 0.73 | 0.90 | 0.92 | 1.10 | 0.62 | 0.07 | 0.00 | 0.90 | 1.11 | |||||||||||||
1933 | 0.91 | 0.02 | 0.08 | 0.50 | 0.33 | 0.00 | 0.30 | 0.55 | 0.15 | 0.12 | 0.71 | 0.61 | 0.91 | |||||||||||||
1934 | 0.72 | 0.56 | 0.00 | 0.30 | 0.18 | 0.16 | 0.24 | 0.10 | 0.49 | 0.15 | 0.32 | 0.60 | 0.72 | |||||||||||||
1935 | 0.71 | s | 0.43 | 1.15 | 0.50 | 0.97 | 0.00 | 0.14 | 0.21 | 0.24 | 0.27 | 0.45 | 0.20 | 1.15 | ||||||||||||
1936 | 0.01 | 0.69 | 0.48 | 0.04 | 0.20 | 0.01 | 1.32 | 0.23 | 0.10 | 0.63 | 0.20 | 1.05 | 1.32 | |||||||||||||
1937 | 0.99 | 0.75 | 1.50 | 0.05 | 0.03 | 0.09 | 0.40 | 0.00 | 0.89 | 0.05 | 0.03 | 0.98 | 1.50 | |||||||||||||
1938 | 0.59 | z | 0.39 | t | 1.15 | 0.37 | z | 0.86 | 0.17 | 0.10 | 0.69 | x | 0.03 | 0.28 | 0.20 | 0.34 | y | 1.15 | ||||||||
1939 | 0.75 | 0.52 | 0.50 | 0.53 | 0.08 | 0.00 | 0.45 | 0.71 | 1.25 | 0.59 | 0.20 | 0.10 | 1.25 | |||||||||||||
1940 | 0.72 | 0.60 | 0.13 | 0.84 | 0.06 | 0.20 | z | 0.03 | z | 0.38 | 1.02 | 0.64 | 0.54 | 0.63 | 1.02 | |||||||||||
1941 | 0.60 | 0.94 | 1.28 | 1.28 | 0.12 | 0.32 | 2.61 | 0.41 | 0.32 | 0.79 | 0.32 | 0.65 | 2.61 | |||||||||||||
1942 | 0.08 | 0.87 | 0.44 | 0.74 | 0.04 | 0.00 | 0.44 | 0.53 | 0.00 | 0.32 | 0.08 | 0.46 | 0.87 | |||||||||||||
1943 | 1.85 | 0.74 | 0.97 | 0.51 | 0.00 | 0.01 | 0.29 | 0.51 | 0.57 | 0.68 | 0.29 | 0.66 | 1.85 | |||||||||||||
1944 | 1.03 | 0.87 | 0.65 | 0.44 | 0.40 | 0.03 | 0.03 | 0.00 | 0.00 | 0.07 | 0.87 | 0.30 | 1.03 | |||||||||||||
1945 | 0.32 | 0.68 | 0.75 | 0.20 | 0.39 | 0.15 | 0.78 | 0.90 | a | 0.14 | 0.54 | 0.10 | a | 0.65 | 0.90 | |||||||||||
1946 | 0.35 | 0.06 | 0.90 | 0.92 | 0.19 | 0.00 | 0.50 | 0.80 | 0.35 | 1.05 | 1.14 | 0.95 | 1.14 | |||||||||||||
1947 | 0.10 | 0.11 | 0.00 | 0.08 | 1.28 | 0.15 | 0.48 | 0.69 | 0.00 | 0.24 | 0.10 | 0.52 | 1.28 | |||||||||||||
1948 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.00 | 0.61 | 0.91 | 0.85 | 0.00 | 0.64 | 0.91 | |||||||
1949 | 0.50 | 0.61 | 0.19 | 0.72 | 0.82 | 0.36 | 0.14 | 0.67 | 0.27 | 0.45 | 0.50 | 2.20 | 2.20 | |||||||||||||
1950 | 0.41 | 0.45 | 0.33 | 0.00 | 0.00 | 0.00 | 0.36 | 0.22 | 1.47 | 0.06 | 0.36 | 0.08 | 1.47 | |||||||||||||
1951 | 0.70 | 0.29 | 0.54 | 0.69 | 0.93 | 0.01 | 0.30 | 1.05 | 1.30 | 0.73 | 0.47 | 0.33 | 1.30 | |||||||||||||
1952 | 0.91 | 0.00 | 1.61 | 0.39 | 0.00 | 0.24 | 0.79 | 0.32 | 0.35 | 0.00 | 0.61 | 0.70 | 1.61 | |||||||||||||
1953 | 0.10 | 0.00 | 1.05 | 0.25 | 0.00 | 0.19 | 0.60 | 0.68 | 0.00 | 0.30 | 0.00 | 0.65 | 1.05 | |||||||||||||
1954 | 1.28 | 0.71 | m | 1.21 | 0.45 | 0.00 | 9999.00 | z | 0.65 | 0.59 | 0.90 | 0.07 | 0.69 | 0.54 | 1.28 | |||||||||||
1955 | 0.58 | 0.45 | 0.03 | 9999.00 | z | 0.03 | 0.19 | 0.61 | 2.00 | 0.56 | 0.07 | 0.23 | 0.51 | 2.00 | ||||||||||||
1956 | 0.26 | 0.07 | 0.00 | 0.08 | 0.13 | 0.80 | 0.43 | 9999.00 | z | 0.02 | 0.14 | 0.00 | 0.05 | 0.80 | ||||||||||||
1957 | 0.72 | 0.68 | 0.16 | 0.46 | 0.94 | 0.65 | 0.74 | 0.09 | 0.00 | 1.52 | 0.72 | 0.45 | 1.52 | |||||||||||||
1958 | 0.74 | 0.86 | 1.00 | 0.78 | 1.77 | 0.00 | 0.32 | 0.15 | 0.40 | A | 0.59 | 1.10 | 0.00 | 1.77 | ||||||||||||
1959 | 0.32 | A | 1.20 | A | 0.25 | 0.08 | 0.06 | A | 0.03 | 0.36 | 0.30 | A | 0.11 | 0.15 | 0.63 | 0.79 | 0.79 | |||||||||
1960 | 0.55 | 0.67 | 0.40 | 0.76 | 0.36 | 0.42 | 0.20 | 0.11 | 0.43 | 1.64 | 1.23 | 0.07 | 1.64 | |||||||||||||
1961 | 0.92 | A | 0.00 | 0.40 | 0.21 | 0.12 | 0.00 | 0.48 | 0.65 | 0.18 | 0.37 | 0.43 | 0.27 | 0.65 | ||||||||||||
1962 | 0.67 | 0.80 | 0.67 | A | 0.00 | 0.23 | 0.27 | 0.05 | 0.02 | 1.45 | 0.50 | 0.32 | 0.12 | 1.45 | ||||||||||||
1963 | 0.25 | 0.88 | 0.37 | 0.48 | 0.00 | 0.15 | 0.00 | 0.42 | 0.90 | 0.23 | 0.70 | 0.00 | 0.90 | |||||||||||||
1964 | 0.28 | 0.00 | 0.44 | 0.62 | 0.54 | 0.37 | 0.22 | 0.28 | 0.01 | 0.00 | 0.22 | 0.14 | 0.62 | |||||||||||||
1965 | 0.25 | 0.90 | 0.40 | 0.85 | 0.26 | 0.14 | 0.25 | 0.52 | 0.24 | 0.02 | 0.97 | 1.00 | 1.00 | |||||||||||||
1966 | 0.24 | 0.86 | 0.22 | 0.23 | 0.06 | 0.08 | 0.40 | 0.30 | 0.68 | 0.47 | 0.45 | 0.80 | 0.86 | |||||||||||||
1967 | 0.56 | 0.02 | 0.28 | 0.49 | 0.38 | 0.25 | 0.25 | 0.52 | 0.58 | 9999.00 | z | 0.78 | 0.57 | b | 0.78 | |||||||||||
1968 | 0.42 | 0.37 | 0.70 | 0.44 | 0.65 | 0.29 | 1.42 | 0.42 | 0.01 | 0.23 | 0.20 | 0.32 | 1.42 | |||||||||||||
1969 | 0.72 | 1.60 | 0.34 | 0.16 | 0.88 | 1.15 | 0.34 | 0.28 | 0.68 | 0.16 | 0.45 | 0.05 | 1.60 | |||||||||||||
1970 | 0.22 | 0.86 | 9999.00 | z | 0.03 | 0.00 | 0.04 | 1.05 | 1.32 | 0.26 | 0.03 | 9999.00 | z | 0.75 | 1.32 | |||||||||||
1971 | 0.02 | 0.45 | 0.03 | 0.25 | 0.84 | 0.02 | 0.13 | 0.67 | 0.03 | 0.83 | 0.42 | A | 1.17 | 1.17 | ||||||||||||
1972 | 0.00 | 0.00 | 0.00 | 0.07 | 0.00 | 0.19 | 0.05 | 0.35 | 0.42 | 0.56 | 1.10 | 0.32 | 1.10 | |||||||||||||
1973 | 0.84 | 0.96 | 1.18 | 0.10 | 0.30 | 0.36 | 0.46 | 0.07 | 0.00 | 0.90 | 0.82 | 0.00 | 1.18 | |||||||||||||
1974 | 0.70 | 0.02 | 0.40 | 0.47 | 0.00 | 0.00 | 1.21 | 0.84 | 0.10 | 1.35 | 0.60 | 0.58 | 1.35 | |||||||||||||
1975 | 0.18 | 0.87 | 0.70 | 0.32 | 1.00 | 0.12 | 0.33 | 0.42 | 0.43 | 0.46 | 0.88 | 0.28 | 1.00 | |||||||||||||
1976 | 0.02 | 0.80 | 0.30 | 0.67 | 0.00 | 0.00 | 0.30 | 0.15 | 0.62 | 1.05 | 0.18 | 0.00 | 1.05 | |||||||||||||
1977 | 0.87 | 0.00 | 0.45 | 0.00 | 1.00 | 0.40 | 0.10 | 0.93 | 0.97 | 0.15 | 0.33 | 0.55 | 1.00 | |||||||||||||
1978 | 1.20 | 1.47 | 1.39 | 0.57 | 0.85 | 0.00 | 0.09 | 0.06 | 1.19 | 0.56 | 1.19 | 1.03 | 1.47 | |||||||||||||
1979 | 0.65 | 0.54 | 1.25 | 0.20 | 0.21 | 0.00 | 0.25 | 0.80 | 0.00 | 0.21 | 0.20 | 0.30 | 1.25 | |||||||||||||
1980 | 1.63 | 1.33 | 0.71 | 0.12 | 0.21 | 0.00 | 0.44 | 0.30 | 1.11 | 0.87 | 0.25 | 0.45 | 1.63 | |||||||||||||
1981 | 0.34 | 0.45 | 0.76 | 0.80 | 0.40 | 0.20 | 0.06 | 0.32 | 0.27 | 0.54 | 0.22 | 0.01 | 0.80 | |||||||||||||
1982 | 1.09 | 0.38 | 0.70 | 0.47 | 0.78 | 0.45 | 0.66 | 0.36 | 0.65 | 0.42 | 0.38 | 1.63 | 1.63 | |||||||||||||
1983 | 0.38 | 0.44 | 1.55 | 0.76 | 0.13 | 0.00 | 0.07 | 2.35 | 1.56 | 1.17 | 0.60 | 0.43 | 2.35 | |||||||||||||
1984 | 0.03 | 0.02 | 1.00 | 0.28 | 0.00 | 0.12 | 1.00 | 0.62 | 0.24 | 0.06 | 0.80 | 0.89 | 1.00 | |||||||||||||
1985 | 0.55 | 0.18 | 0.27 | 0.20 | 0.00 | 0.11 | 0.60 | 0.12 | 1.80 | 0.59 | 1.20 | 0.37 | 1.80 | |||||||||||||
1986 | 0.55 | 0.61 | 0.75 | 0.25 | 0.17 | 0.00 | 0.26 | 0.45 | 0.87 | 0.15 | 0.48 | 0.00 | 0.87 | |||||||||||||
1987 | 0.45 | 0.56 | 0.71 | 0.48 | 0.38 | 0.20 | 0.45 | 0.34 | 0.60 | 0.78 | 0.50 | 0.35 | 0.78 | |||||||||||||
1988 | 0.82 | 9999.00 | z | 0.28 | 1.05 | 0.08 | 0.37 | 0.17 | 1.20 | 0.25 | 0.15 | 0.78 | 0.41 | 1.20 | ||||||||||||
1989 | 0.38 | 0.26 | 0.20 | 0.00 | 0.30 | 0.00 | 0.09 | 1.35 | 0.05 | 0.43 | 0.00 | 0.00 | 1.35 | |||||||||||||
1990 | 0.61 | 0.57 | 0.44 | 0.60 | 0.90 | 0.46 | 0.70 | 0.60 | 1.26 | 0.35 | 0.58 | 0.80 | 1.26 | |||||||||||||
1991 | 0.54 | 0.22 | 0.80 | 0.18 | 0.23 | 0.43 | a | 9999.00 | z | 0.46 | 0.34 | 0.48 | 0.23 | 0.45 | 0.80 | |||||||||||
1992 | 0.85 | 0.89 | 1.24 | 0.27 | 0.32 | 9999.00 | z | 0.63 | 0.75 | 0.14 | 0.87 | 0.05 | 0.77 | 1.24 | ||||||||||||
1993 | 1.06 | 0.98 | 0.67 | 0.40 | 0.23 | 0.08 | 0.00 | 0.45 | 0.00 | 0.35 | 0.55 | 0.19 | 1.06 | |||||||||||||
1994 | 0.20 | 1.25 | 0.44 | 0.85 | 0.27 | 0.17 | 0.64 | 0.84 | 0.20 | 0.55 | 0.77 | 0.48 | 1.25 | |||||||||||||
1995 | 0.98 | 0.43 | 1.83 | a | 0.62 | 0.83 | 0.92 | 0.20 | 0.32 | 0.14 | 0.00 | 0.82 | 0.32 | 1.83 | ||||||||||||
1996 | 0.55 | 0.85 | 0.43 | 0.05 | 0.70 | 0.00 | 0.00 | z | 0.05 | 0.74 | 0.48 | 1.22 | 0.92 | A | 1.22 | |||||||||||
1997 | 0.64 | 0.28 | 0.16 | 0.18 | 0.42 | 0.12 | 0.15 | 1.42 | 1.82 | 0.09 | 0.28 | 0.39 | 1.82 | |||||||||||||
1998 | 0.45 | 1.78 | 0.73 | 0.34 | 0.16 | 0.38 | 0.96 | 0.47 | 0.62 | 1.26 | 0.90 | 0.03 | 1.78 | |||||||||||||
1999 | 0.42 | 0.62 | 0.13 | 0.73 | 0.12 | 0.82 | 1.00 | 0.20 | 0.22 | 0.00 | 0.03 | 0.00 | 1.00 | |||||||||||||
2000 | 1.05 | 1.05 | 0.58 | 0.15 | 0.19 | 0.02 | 0.00 | 0.62 | 0.13 | 1.37 | 0.18 | 0.08 | 1.37 | |||||||||||||
2001 | 0.70 | 0.66 | 0.99 | 0.56 | 0.00 | 0.03 | 0.18 | 0.68 | 0.00 | 0.06 | 0.28 | 0.25 | a | 0.99 | ||||||||||||
2002 | 0.03 | 0.05 | 0.24 | 0.03 | 0.00 | 9999.00 | z | 0.26 | 0.05 | 0.54 | 0.70 | 0.45 | a | 0.25 | 0.70 | |||||||||||
2003 | 0.28 | 0.93 | 0.75 | 0.13 | 0.15 | 0.00 | 0.02 | 0.21 | 0.33 | 0.00 | 0.68 | 1.00 | 1.00 | |||||||||||||
2004 | 0.21 | 1.38 | 0.21 | 0.72 | 0.00 | 0.00 | 0.30 | 0.21 | 0.55 | 1.41 | 1.00 | 2.24 | 2.24 | |||||||||||||
2005 | 9999.00 | z | 0.62 | 9999.00 | z | 0.99 | 0.35 | 0.50 | 0.28 | 0.61 | 9999.00 | z | 0.83 | 0.22 | 0.20 | 0.99 | ||||||||||
2006 | 0.25 | 9999.00 | z | 0.85 | a | 0.25 | 0.40 | 0.54 | 0.10 | 9999.00 | z | 9999.00 | z | 0.68 | 0.00 | 0.23 | 0.85 | |||||||||
2007 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | |
2008 | 0.74 | z | 9999.00 | z | 9999.00 | z | 0.00 | 0.20 | 0.02 | 0.32 | 0.06 | 0.06 | 0.40 | 0.40 | 0.69 | j | 0.74 | |||||||||
2009 | 0.87 | 0.57 | 0.00 | 0.16 | 0.00 | 0.10 | 0.29 | 0.12 | 0.35 | 0.09 | 0.45 | 1.00 | 1.00 | |||||||||||||
2010 | 1.10 | 0.85 | 0.41 | 0.24 | 0.09 | 0.07 | 0.04 | 0.57 | 0.00 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 1.10 | ||||||||||
2011 | 9999.00 | z | 0.74 | w | 0.65 | y | 0.38 | x | 0.20 | v | 0.00 | 0.32 | 0.10 | 0.45 | 0.88 | 0.30 | 0.21 | 0.88 | ||||||||
2012 | 0.32 | 0.68 | 0.74 | 0.61 | 0.00 | 0.00 | 0.55 | 0.68 | 2.13 | 0.57 | 0.10 | 0.47 | b | 2.13 | ||||||||||||
2013 | 0.23 | 0.40 | 0.67 | a | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.67 | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.56 | 0.61 | 0.59 | 0.41 | 0.35 | 0.20 | 0.42 | 0.53 | 0.50 | 0.49 | 0.47 | 0.51 | 1.30 | |||||||||||||
S.D. | 0.38 | 0.41 | 0.43 | 0.29 | 0.38 | 0.25 | 0.40 | 0.43 | 0.50 | 0.41 | 0.34 | 0.44 | 0.44 | |||||||||||||
SKEW | 0.82 | 0.40 | 0.72 | 0.52 | 1.31 | 1.71 | 2.48 | 1.69 | 1.24 | 0.86 | 0.56 | 1.59 | 0.85 | |||||||||||||
MAX | 1.85 | 1.78 | 1.83 | 1.28 | 1.77 | 1.15 | 2.61 | 2.35 | 2.13 | 1.64 | 1.23 | 2.24 | 2.61 | |||||||||||||
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 | 0.62 | |||||||||||||
NO YRS | 76 | 76 | 78 | 78 | 80 | 77 | 79 | 79 | 80 | 80 | 80 | 79 | 62 |