YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1930 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.02 | 0.10 | 0.56 | 0.35 | a | 0.60 | 0.03 | 0.60 | ||||||
1931 | 0.01 | 0.03 | 0.35 | 0.26 | 0.78 | 0.22 | 0.85 | 0.65 | 1.10 | 0.64 | 1.08 | 0.13 | 1.10 | |||||||||||||
1932 | 0.10 | 0.24 | 0.12 | 0.90 | 0.60 | 1.27 | 1.74 | 0.80 | 0.45 | 0.95 | 1.04 | 0.22 | 1.74 | |||||||||||||
1933 | 0.15 | 0.22 | 1.43 | 0.80 | 0.35 | 1.00 | 0.80 | 0.25 | 0.86 | 0.35 | 0.30 | a | 0.20 | 1.43 | ||||||||||||
1934 | 0.09 | 0.18 | 0.16 | 0.55 | 2.10 | 1.40 | 0.47 | 0.51 | 0.48 | b | 1.85 | 0.48 | 0.22 | 2.10 | ||||||||||||
1935 | 0.38 | 0.12 | 0.36 | 0.44 | 0.60 | 0.94 | 2.48 | 0.99 | 0.52 | 0.90 | 0.28 | 0.10 | 2.48 | |||||||||||||
1936 | 0.17 | 0.15 | 0.15 | 0.21 | 1.23 | 0.84 | 0.36 | 2.00 | 0.72 | 0.22 | 0.20 | 0.48 | 2.00 | |||||||||||||
1937 | 0.43 | 0.28 | q | 0.15 | 1.25 | 1.45 | 0.52 | y | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.00 | z | 0.50 | 0.35 | 1.45 | |||||||
1938 | 0.25 | 0.30 | 0.55 | 0.65 | 1.80 | 0.97 | 0.90 | 1.22 | 0.10 | 0.15 | 0.60 | 0.15 | 1.80 | |||||||||||||
1939 | 0.15 | 0.37 | 0.50 | 0.35 | 0.80 | 0.75 | 1.80 | 2.50 | 2.00 | 1.45 | 0.00 | 0.12 | 2.50 | |||||||||||||
1940 | 0.12 | 0.30 | 0.40 | 1.84 | y | 0.32 | 0.33 | 1.50 | 0.42 | 0.37 | 0.95 | 0.35 | 0.02 | 1.84 | ||||||||||||
1941 | 0.50 | 0.05 | 0.80 | 0.70 | 1.40 | 1.80 | 0.50 | 1.02 | 1.85 | 0.95 | 0.25 | 0.20 | 1.85 | |||||||||||||
1942 | 0.15 | 0.25 | 0.50 | 0.45 | 0.80 | r | 0.66 | 2.61 | 2.63 | 0.57 | 0.52 | 0.30 | 0.20 | 2.63 | ||||||||||||
1943 | 0.33 | 0.45 | 0.35 | 0.55 | 0.75 | 1.40 | 0.30 | 2.30 | 0.70 | 1.37 | 0.18 | 0.20 | 2.30 | |||||||||||||
1944 | 0.15 | 0.10 | 9999.00 | z | 0.80 | 0.72 | 1.95 | 0.75 | 3.90 | 0.55 | 0.20 | 1.20 | 0.10 | 3.90 | ||||||||||||
1945 | 0.25 | 0.19 | 0.50 | 0.70 | 0.30 | 0.75 | 0.55 | 1.52 | 1.10 | 0.25 | 0.27 | 0.16 | 1.52 | |||||||||||||
1946 | 0.15 | 0.80 | 0.60 | 0.35 | 0.75 | 0.65 | 0.20 | 2.20 | 1.50 | 1.50 | 0.55 | 0.65 | 2.20 | |||||||||||||
1947 | 0.25 | 0.18 | 0.20 | 0.75 | 0.60 | 1.50 | 1.15 | 2.50 | 1.75 | 0.45 | 0.10 | 0.35 | 2.50 | |||||||||||||
1948 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 2.20 | 1.00 | 1.30 | 0.35 | 0.94 | 0.45 | 2.20 | |||||||
1949 | 0.40 | 0.30 | 0.30 | 0.25 | 1.15 | 1.15 | 0.75 | 1.10 | 0.30 | 0.77 | 0.15 | 0.55 | 1.15 | |||||||||||||
1950 | 1.10 | 0.20 | 0.30 | 1.05 | 1.60 | 2.00 | 2.10 | 2.45 | 0.90 | 0.75 | 0.55 | 0.17 | 2.45 | |||||||||||||
1951 | 0.20 | 0.35 | 0.53 | 0.42 | 0.30 | 0.95 | 1.12 | 1.25 | 1.50 | 1.00 | 0.35 | 0.50 | 1.50 | |||||||||||||
1952 | 0.10 | 0.08 | a | 0.27 | a | 0.30 | 0.24 | 1.65 | 1.20 | 0.90 | 0.15 | 0.20 | 0.45 | 0.18 | 1.65 | |||||||||||
1953 | 0.75 | b | 0.15 | 0.60 | a | 0.35 | 1.30 | 1.40 | 1.58 | 2.25 | 1.70 | 0.27 | 0.75 | 0.50 | 2.25 | |||||||||||
1954 | 0.26 | 0.35 | 0.40 | 0.33 | 0.60 | 0.95 | 0.35 | 0.30 | 0.83 | 0.50 | 0.70 | 0.07 | 0.95 | |||||||||||||
1955 | 0.17 | 0.60 | 0.30 | 0.33 | 0.55 | 1.10 | 0.75 | 0.25 | 2.35 | 0.63 | 0.52 | 0.23 | 2.35 | |||||||||||||
1956 | 0.57 | 0.20 | 0.25 | 0.65 | 0.83 | 0.75 | 1.30 | 0.62 | 0.27 | 0.65 | 0.38 | 0.22 | 1.30 | |||||||||||||
1957 | 0.40 | 0.23 | 1.10 | 1.83 | 0.32 | 2.75 | 1.15 | 0.41 | 1.12 | 0.35 | 0.50 | 0.10 | 2.75 | |||||||||||||
1958 | 0.20 | 0.16 | 0.08 | 0.35 | 0.60 | 0.77 | 1.70 | 0.30 | 0.85 | 0.28 | 0.73 | 0.20 | 1.70 | |||||||||||||
1959 | 0.20 | 0.20 | 0.10 | 0.15 | 0.70 | 0.85 | 1.94 | 2.06 | 0.90 | 0.95 | 0.25 | 0.20 | 2.06 | |||||||||||||
1960 | 0.15 | 0.05 | 0.05 | 0.45 | 1.20 | 1.35 | 0.55 | 1.15 | 0.75 | 0.55 | 0.70 | 0.95 | 1.35 | |||||||||||||
1961 | 0.15 | 0.15 | 0.42 | 0.45 | 0.65 | 0.57 | 1.71 | 1.20 | 1.62 | 0.36 | 0.25 | 0.20 | 1.71 | |||||||||||||
1962 | 0.15 | 0.45 | 0.10 | 1.30 | 1.84 | 1.20 | A | 2.65 | 1.02 | 1.60 | 0.25 | 0.08 | 0.35 | 2.65 | ||||||||||||
1963 | 0.07 | 0.15 | 0.15 | 0.95 | 1.55 | 0.85 | 2.35 | 0.70 | 0.50 | 0.28 | 0.60 | 0.35 | 2.35 | |||||||||||||
1964 | 0.15 | 0.15 | 0.22 | 0.90 | 0.90 | 2.13 | 1.00 | 2.00 | 0.66 | 0.09 | 0.66 | 0.36 | 2.13 | |||||||||||||
1965 | 0.10 | 0.12 | 0.40 | 0.47 | 1.65 | 0.57 | 0.80 | 0.82 | 1.05 | 0.98 | 1.04 | 0.50 | 1.65 | |||||||||||||
1966 | 0.18 | b | 0.21 | 1.48 | 0.69 | 0.50 | 0.93 | 4.02 | 2.00 | 0.34 | 1.43 | 0.20 | 0.00 | g | 4.02 | |||||||||||
1967 | 9999.00 | z | 0.30 | 9999.00 | z | 1.08 | 0.47 | 1.47 | 0.46 | 0.42 | 0.91 | 0.78 | 0.25 | 1.00 | A | 1.47 | ||||||||||
1968 | 0.14 | 0.08 | 0.60 | 0.99 | 0.55 | 0.75 | A | 1.19 | 1.59 | 1.50 | 0.83 | 0.16 | A | 0.40 | 1.59 | |||||||||||
1969 | 0.80 | 0.22 | 0.09 | 0.67 | 1.35 | 0.64 | 2.36 | 2.40 | 0.88 | 2.50 | 0.62 | a | 0.73 | 2.50 | ||||||||||||
1970 | 0.30 | 0.18 | 1.00 | 0.97 | 0.73 | 1.36 | 1.03 | 1.12 | 1.12 | 0.91 | 0.38 | 0.76 | 1.36 | |||||||||||||
1971 | 0.33 | 0.46 | 0.22 | 0.41 | 1.13 | 0.87 | 0.91 | 0.16 | 0.89 | 2.00 | 0.55 | 0.16 | 2.00 | |||||||||||||
1972 | 0.28 | 0.30 | 0.22 | 1.13 | 0.64 | 0.93 | 1.70 | 0.65 | 0.63 | 0.56 | a | 0.28 | 0.55 | 1.70 | ||||||||||||
1973 | 0.05 | 0.19 | 0.50 | 0.55 | 1.50 | 0.73 | 1.10 | 1.61 | 2.21 | 0.94 | 0.65 | 0.24 | 2.21 | |||||||||||||
1974 | 0.30 | 0.21 | 0.29 | 1.00 | 1.42 | 2.05 | 0.67 | 2.09 | 0.23 | 1.05 | 1.03 | 0.46 | 2.09 | |||||||||||||
1975 | 0.83 | A | 0.15 | 0.51 | 0.75 | 0.50 | 1.18 | 1.21 | 9999.00 | z | 0.86 | 0.74 | 0.76 | 0.25 | 1.21 | |||||||||||
1976 | 0.20 | 0.19 | 0.48 | 0.22 | 0.20 | 1.79 | 0.63 | 0.88 | 0.23 | 0.23 | 0.09 | 0.27 | 1.79 | |||||||||||||
1977 | 0.12 | 0.57 | 0.38 | 0.37 | 2.05 | 1.11 | 0.79 | 1.44 | 1.52 | 0.47 | 1.77 | A | 0.33 | 2.05 | ||||||||||||
1978 | 0.23 | 0.23 | 0.17 | 0.49 | 1.39 | 0.72 | 0.86 | 1.34 | 0.86 | 0.22 | 0.44 | 0.38 | 1.39 | |||||||||||||
1979 | 0.12 | 0.45 | 0.69 | 0.78 | 0.85 | 2.71 | 0.77 | 0.59 | 0.60 | 2.72 | 0.35 | 0.11 | 2.72 | |||||||||||||
1980 | 0.42 | 0.18 | 0.51 | 0.15 | 0.32 | 1.21 | 0.78 | 1.50 | 0.88 | 0.71 | 0.60 | 0.14 | 1.50 | |||||||||||||
1981 | 0.06 | 0.07 | 0.60 | 0.62 | 0.45 | 0.90 | 0.82 | 1.14 | 0.90 | 0.66 | 0.11 | 0.21 | 1.14 | |||||||||||||
1982 | 0.44 | a | 0.22 | b | 0.59 | b | 0.39 | 0.70 | b | 0.92 | 0.96 | 0.72 | 0.84 | 0.99 | A | 0.35 | b | 0.09 | a | 0.96 | ||||||
1983 | 0.16 | 0.45 | b | 0.21 | A | 0.22 | 0.83 | 2.20 | 0.98 | 1.57 | 1.15 | 1.09 | A | 1.01 | A | 0.36 | 2.20 | |||||||||
1984 | 0.23 | a | 0.20 | a | 0.17 | A | 0.57 | 0.75 | 2.11 | 2.05 | 0.82 | 0.47 | a | 2.04 | c | 1.53 | d | 0.30 | 2.11 | |||||||
1985 | 0.09 | A | 0.16 | 0.60 | 1.27 | 2.22 | 2.69 | 1.83 | 1.42 | A | 1.39 | 0.54 | 0.41 | A | 0.22 | A | 2.69 | |||||||||
1986 | 0.32 | a | 0.28 | 0.14 | 1.10 | 0.34 | 0.92 | 1.41 | 0.49 | 1.23 | 0.21 | 0.96 | A | 0.14 | a | 1.41 | ||||||||||
1987 | 0.20 | c | 0.80 | a | 0.54 | 0.39 | 1.48 | 0.20 | 2.42 | 0.55 | 0.78 | 0.46 | 0.50 | 0.15 | a | 2.42 | ||||||||||
1988 | 0.34 | 0.07 | 0.61 | 0.11 | 0.52 | 1.46 | 0.97 | 1.32 | 2.39 | 0.34 | A | 0.55 | 0.47 | a | 2.39 | |||||||||||
1989 | 0.52 | 0.18 | b | 0.25 | 0.32 | 0.55 | 1.70 | 1.09 | 1.52 | 0.80 | 0.46 | c | 0.37 | 0.10 | a | 1.70 | ||||||||||
1990 | 0.30 | c | 0.15 | 0.71 | a | 0.55 | 0.78 | 1.70 | 0.56 | 0.71 | 0.30 | 1.20 | 0.10 | A | 0.27 | d | 1.70 | |||||||||
1991 | 0.32 | 0.15 | A | 0.50 | 0.80 | 0.79 | 2.25 | a | 0.66 | a | 0.62 | 1.00 | a | 0.56 | A | 0.53 | A | 0.28 | c | 2.25 | ||||||
1992 | 0.39 | d | 0.28 | A | 0.20 | c | 0.78 | A | 0.55 | 0.57 | 1.09 | 1.21 | A | 0.93 | b | 0.12 | 0.51 | A | 0.39 | a | 1.09 | |||||
1993 | 0.20 | A | 0.05 | A | 0.16 | A | 0.62 | 1.46 | a | 0.49 | 3.24 | A | 1.34 | A | 0.65 | h | 0.51 | h | 0.42 | A | 0.24 | 1.46 | ||||
1994 | 0.17 | A | 0.32 | 0.24 | A | 0.98 | 0.49 | a | 0.88 | 1.34 | 1.21 | c | 1.02 | A | 1.27 | A | 1.21 | A | 0.27 | A | 1.34 | |||||
1995 | 0.55 | A | 0.26 | b | 0.38 | A | 0.41 | 0.51 | 1.72 | 1.46 | A | 1.68 | c | 1.81 | 1.23 | 0.47 | A | 0.54 | A | 1.81 | ||||||
1996 | 0.45 | c | 0.48 | A | 0.42 | c | 1.00 | a | 0.64 | 2.71 | a | 1.21 | A | 1.06 | d | 1.02 | A | 1.32 | a | 1.25 | A | 0.39 | c | 2.71 | ||
1997 | 0.31 | 0.09 | A | 0.41 | b | 1.33 | A | 0.48 | a | 1.11 | 0.77 | a | 0.56 | 1.84 | A | 1.26 | A | 0.79 | A | 0.07 | g | 1.11 | ||||
1998 | 0.22 | A | 0.41 | b | 0.28 | c | 0.78 | 1.89 | 1.46 | 0.90 | 0.53 | A | 0.28 | 1.37 | c | 0.96 | A | 0.31 | f | 1.89 | ||||||
1999 | 0.11 | c | 0.23 | a | 1.16 | a | 0.86 | A | 1.50 | A | 0.56 | b | 0.68 | A | 1.78 | c | 2.53 | d | 0.69 | b | 0.05 | 0.09 | c | 2.53 | ||
2000 | 0.16 | 0.20 | 0.62 | A | 0.49 | a | 0.69 | c | 0.89 | b | 1.00 | 2.05 | b | 1.38 | b | 0.46 | b | 0.78 | k | 0.33 | b | 2.05 | ||||
2001 | 0.13 | c | 0.63 | b | 0.16 | 1.48 | d | 1.82 | 0.55 | a | 3.35 | c | 0.96 | 0.45 | c | 1.43 | m | 0.69 | e | 0.33 | a | 3.35 | ||||
2002 | 0.11 | f | 0.05 | a | 0.41 | a | 0.60 | 0.47 | 1.25 | 1.48 | c | 1.07 | a | 0.44 | 0.78 | 0.00 | 0.15 | a | 1.48 | |||||||
2003 | 0.11 | c | 0.15 | 0.13 | 0.56 | 0.46 | 2.03 | 2.64 | 0.65 | b | 0.43 | 1.00 | a | 0.38 | A | 0.33 | A | 2.64 | ||||||||
2004 | 0.38 | 0.15 | 0.34 | A | 0.48 | a | 1.23 | 0.50 | a | 1.88 | A | 0.57 | c | 3.46 | A | 2.66 | a | 0.21 | c | 0.74 | 2.66 | |||||
2005 | 0.91 | A | 0.20 | a | 0.27 | b | 0.22 | 1.47 | A | 1.02 | A | 1.36 | A | 0.89 | a | 0.57 | A | 1.88 | c | 1.20 | A | 0.19 | A | 1.88 | ||
2006 | 0.15 | A | 0.41 | b | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.81 | b | 0.75 | A | 0.44 | A | 0.81 | |
2007 | 0.09 | b | 0.71 | A | 0.44 | 0.72 | 0.79 | 1.03 | 1.27 | A | 0.42 | 1.21 | 1.11 | 0.22 | 0.64 | A | 1.21 | |||||||||
2008 | 0.16 | A | 0.11 | 0.18 | 0.96 | 1.02 | 1.04 | 1.67 | 0.52 | 2.25 | 1.04 | 1.03 | b | 0.37 | A | 2.25 | ||||||||||
2009 | 0.62 | 0.29 | 1.06 | 0.48 | 0.54 | 0.38 | 0.60 | 3.37 | 0.44 | 1.56 | 0.66 | 0.90 | b | 3.37 | ||||||||||||
2010 | 0.73 | b | 0.12 | a | 0.23 | 0.74 | 1.65 | a | 0.65 | 1.65 | 0.88 | 2.44 | 1.24 | 0.51 | 9999.00 | z | 2.44 | |||||||||
2011 | 0.53 | A | 0.11 | c | 0.12 | A | 1.59 | A | 0.98 | A | 2.26 | A | 1.42 | A | 0.53 | 0.58 | 0.36 | A | 0.33 | A | 0.06 | l | 0.58 | |||
2012 | 0.37 | A | 0.32 | m | 1.56 | A | 0.89 | A | 1.14 | A | 0.50 | A | 2.30 | A | 1.18 | A | 0.35 | q | 0.74 | n | 0.39 | z | 0.56 | A | 0.74 | |
2013 | 0.68 | z | 0.46 | x | 0.00 | 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 | 0.68 | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.29 | 0.25 | 0.43 | 0.67 | 0.92 | 1.21 | 1.31 | 1.21 | 1.03 | 0.85 | 0.53 | 0.33 | 1.96 | |||||||||||||
S.D. | 0.22 | 0.17 | 0.32 | 0.36 | 0.51 | 0.62 | 0.77 | 0.76 | 0.66 | 0.59 | 0.36 | 0.21 | 0.52 | |||||||||||||
SKEW | 1.61 | 1.45 | 1.69 | 0.84 | 0.75 | 0.81 | 1.10 | 1.06 | 1.16 | 1.22 | 1.05 | 1.18 | 0.13 | |||||||||||||
MAX | 1.10 | 0.80 | 1.56 | 1.83 | 2.22 | 2.75 | 4.02 | 3.90 | 3.46 | 2.72 | 1.77 | 1.00 | 3.37 | |||||||||||||
MIN | 0.01 | 0.03 | 0.05 | 0.11 | 0.20 | 0.20 | 0.02 | 0.10 | 0.10 | 0.09 | 0.00 | 0.02 | 0.95 | |||||||||||||
NO YRS | 75 | 79 | 78 | 79 | 78 | 78 | 81 | 78 | 79 | 79 | 71 | 77 | 46 |