YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.40 | p | 0.55 | 0.14 | 0.69 | j | ||
1952 | 0.00 | 0.10 | 0.38 | 2.05 | 3.51 | 0.16 | 1.11 | 1.49 | 0.51 | 0.05 | 0.66 | 0.14 | 10.16 | |||||||||||||
1953 | 0.31 | 0.73 | 0.67 | 1.27 | 2.79 | 1.65 | 2.84 | 0.52 | 0.07 | 0.36 | 0.34 | 1.00 | 12.55 | |||||||||||||
1954 | 0.17 | a | 0.06 | 0.17 | 0.54 | 0.41 | 0.91 | 1.85 | 0.57 | 0.69 | 0.08 | 0.79 | 0.55 | 6.79 | ||||||||||||
1955 | 0.08 | 0.59 | 0.72 | 0.35 | 2.68 | 1.29 | 2.00 | 3.46 | 1.00 | 0.38 | 0.44 | 0.10 | 13.09 | |||||||||||||
1956 | 0.22 | 0.42 | 0.52 | 0.51 | 1.07 | 0.10 | 1.91 | 1.36 | 0.01 | 0.37 | 0.87 | 0.55 | 7.91 | |||||||||||||
1957 | 0.22 | 0.74 | 0.53 | 4.15 | 6.23 | 1.26 | 1.76 | 2.16 | 0.50 | 2.49 | 0.43 | 0.08 | 20.55 | |||||||||||||
1958 | 0.54 | 1.00 | 0.89 | 1.97 | 6.29 | 1.92 | 1.73 | 0.84 | 1.49 | 0.43 | 0.50 | 0.46 | 18.06 | |||||||||||||
1959 | 0.73 | 0.76 | 2.28 | 1.21 | 2.87 | 2.07 | 0.92 | 0.41 | 1.86 | 2.50 | 0.50 | 0.27 | 16.38 | |||||||||||||
1960 | 0.53 | 1.35 | 0.94 | 2.64 | 2.02 | 0.75 | 1.40 | 0.09 | 0.31 | 2.92 | 0.35 | 1.11 | 14.41 | |||||||||||||
1961 | 0.06 | 0.53 | 1.93 | 0.96 | 3.57 | 0.82 | 1.71 | 2.63 | 4.37 | 0.58 | 0.89 | 0.19 | 18.24 | |||||||||||||
1962 | 1.08 | 0.90 | 0.38 | 1.14 | 0.97 | 2.37 | 0.75 | 0.40 | 0.44 | 0.08 | 0.61 | 0.21 | 9.33 | |||||||||||||
1963 | 0.52 | 0.09 | 1.04 | 0.04 | 0.76 | 3.56 | 0.65 | 6.96 | 0.24 | j | 0.82 | 0.57 | 0.43 | 15.44 | a | |||||||||||
1964 | 0.34 | 1.24 | 0.62 | 0.84 | 2.17 | 2.87 | 1.45 | 0.40 | 0.41 | 0.15 | 0.96 | 0.46 | 11.91 | |||||||||||||
1965 | 1.26 | 1.15 | 1.62 | 1.23 | 2.14 | 8.26 | 5.27 | 2.43 | 2.82 | 0.54 | 0.29 | 0.50 | 27.51 | |||||||||||||
1966 | 0.43 | 0.75 | 0.41 | 0.82 | 0.48 | 0.99 | 1.69 | 1.10 | 0.66 | 1.54 | 0.23 | 0.14 | 9.24 | |||||||||||||
1967 | 0.72 | 0.26 | 0.54 | 2.44 | 3.55 | 3.89 | 6.49 | 1.00 | 0.16 | a | 1.27 | 1.14 | 0.61 | 22.07 | ||||||||||||
1968 | 0.48 | 0.69 | 0.78 | 2.24 | 1.48 | 1.29 | 1.08 | 4.50 | 0.78 | 1.34 | 0.95 | 0.55 | 16.16 | |||||||||||||
1969 | 0.22 | 0.42 | 1.13 | 1.37 | 6.53 | 3.93 | 2.89 | 1.14 | 0.65 | 5.70 | 0.90 | 0.64 | 25.52 | |||||||||||||
1970 | 0.04 | 0.07 | 2.58 | 1.63 | 0.54 | 3.85 | 1.83 | 0.49 | 3.04 | 1.27 | 2.78 | 0.19 | 18.31 | |||||||||||||
1971 | 0.63 | 1.01 | 0.97 | 2.66 | 1.34 | 0.59 | 1.91 | 0.88 | 3.90 | 0.27 | 0.27 | 0.24 | 14.67 | |||||||||||||
1972 | 0.64 | 0.64 | 0.69 | 2.68 | 0.81 | 3.85 | 1.22 | 4.09 | 1.15 | 0.46 | 3.25 | ----- | z | 19.48 | a | |||||||||||
1973 | 1.25 | 0.22 | 2.79 | 3.61 | 8.74 | 1.13 | 2.16 | 0.98 | 3.88 | 0.84 | 0.84 | 3.84 | 30.28 | |||||||||||||
1974 | 1.00 | 1.01 | 1.22 | 2.68 | 0.23 | 2.22 | 1.62 | 0.41 | 1.29 | 1.64 | 1.52 | 0.45 | 15.29 | |||||||||||||
1975 | 0.31 | 0.37 | 0.64 | 2.25 | 3.54 | 1.94 | 2.45 | 3.24 | 0.56 | 0.54 | 2.34 | 0.50 | 18.68 | |||||||||||||
1976 | 0.47 | 0.39 | 1.70 | 1.85 | 1.07 | 0.95 | 5.52 | 1.18 | 4.31 | 1.49 | 0.30 | 0.16 | 19.39 | |||||||||||||
1977 | 0.20 | 0.12 | b | 0.79 | 2.43 | 1.34 | 1.75 | 2.31 | 1.47 | 0.42 | 0.11 | ----- | z | ----- | z | 10.94 | b | |||||||||
1978 | 0.38 | ----- | z | 1.07 | 2.44 | 4.12 | 2.01 | 0.41 | 0.19 | 0.10 | ----- | z | ----- | z | ----- | z | 10.72 | d | ||||||||
1979 | ----- | z | ----- | z | 2.03 | 1.67 | a | 5.58 | 2.49 | 1.50 | 5.77 | 0.51 | 1.32 | 2.08 | 1.11 | 24.06 | b | |||||||||
1980 | 0.48 | 0.51 | ----- | z | 2.78 | 4.08 | 0.00 | 1.58 | 1.59 | 0.77 | 0.20 | 0.83 | 0.05 | 12.87 | a | |||||||||||
1981 | 0.43 | 0.69 | 3.16 | 0.82 | 4.81 | 1.88 | 1.54 | 1.09 | 0.81 | 1.01 | 0.44 | 0.98 | a | 17.66 | ||||||||||||
1982 | 0.42 | a | 0.24 | 0.52 | 0.44 | 4.09 | 2.55 | 3.51 | 3.09 | a | 1.97 | 2.12 | ----- | z | ----- | z | 18.95 | b | ||||||||
1983 | 0.06 | r | ----- | z | ----- | z | ----- | z | 4.13 | d | 4.96 | c | 4.40 | b | 2.33 | c | 0.41 | c | 0.14 | 2.57 | 0.52 | 19.46 | d | |||
1984 | 0.07 | b | 0.81 | b | 1.21 | d | 3.53 | 0.00 | 1.62 | 3.15 | 3.28 | 0.55 | b | 5.10 | 0.19 | 0.36 | 19.87 | |||||||||
1985 | 0.48 | a | 0.53 | 0.70 | 2.25 | 2.72 | 2.29 | 4.77 | 0.31 | 3.13 | b | 0.37 | 1.47 | a | 0.30 | 19.32 | ||||||||||
1986 | 0.25 | 0.25 | a | ----- | z | 2.38 | 1.97 | 2.02 | 3.53 | 0.37 | 0.19 | 1.87 | ----- | z | 0.00 | c | 12.83 | b | ||||||||
1987 | 0.00 | f | 0.00 | f | ----- | z | 0.00 | ----- | z | 2.02 | 0.82 | 0.20 | i | 0.96 | 1.53 | 1.90 | 0.00 | g | 7.23 | f | ||||||
1988 | 0.00 | d | 0.54 | 1.19 | 0.99 | a | 4.46 | 2.95 | 1.28 | a | 3.56 | 1.09 | 0.06 | 0.42 | 0.86 | a | 17.40 | |||||||||
1989 | 1.13 | 0.27 | a | 0.40 | a | 0.74 | a | 1.67 | 1.61 | 2.50 | 1.06 | 1.34 | 0.49 | 0.37 | a | 0.69 | b | 12.27 | ||||||||
1990 | 0.85 | a | 0.42 | a | 3.14 | 0.83 | 2.17 | 0.33 | a | 2.53 | c | 2.43 | 1.52 | 1.26 | 1.23 | 0.14 | 16.85 | |||||||||
1991 | 0.56 | 0.07 | 0.62 | 1.69 | 2.38 | 2.36 | b | 2.40 | 2.73 | 0.57 | 0.88 | 2.77 | 0.00 | 17.03 | ||||||||||||
1992 | 1.31 | 0.10 | 5.11 | 0.19 | 0.72 | 2.20 | 2.45 | 3.50 | 0.00 | 0.08 | 2.18 | a | 0.48 | 18.32 | ||||||||||||
1993 | 0.21 | a | 0.80 | 0.59 | 1.29 | 1.57 | 1.37 | 1.27 | 2.19 | 2.19 | 2.19 | 1.44 | 0.41 | 15.52 | ||||||||||||
1994 | 0.52 | 0.46 | a | 0.82 | 1.96 | 1.34 | 1.02 | 0.38 | 1.31 | 0.50 | 1.01 | 0.96 | 0.21 | a | 10.49 | |||||||||||
1995 | 0.27 | 0.56 | a | 0.75 | c | 3.33 | 5.96 | 6.32 | 2.49 | 1.90 | m | 2.49 | 0.59 | 0.34 | 0.07 | a | 23.17 | a | ||||||||
1996 | 0.69 | 0.12 | b | 1.18 | 0.66 | 3.28 | 1.44 | a | 0.32 | b | 1.95 | 4.07 | 0.35 | 0.44 | 0.33 | 14.83 | ||||||||||
1997 | 0.27 | 0.68 | 0.41 | a | 2.10 | 1.09 | 2.25 | 6.34 | b | 3.53 | 1.66 | 1.58 | 0.85 | 0.98 | 21.74 | |||||||||||
1998 | 0.22 | 0.05 | d | 1.19 | p | 3.12 | c | 2.25 | 1.05 | a | 5.23 | 2.24 | 0.74 | 1.24 | 1.14 | 1.57 | 18.85 | a | ||||||||
1999 | 0.37 | 0.46 | 0.31 | c | 7.53 | 3.07 | a | 2.21 | 2.31 | 2.26 | a | 1.01 | 0.50 | 0.15 | k | 0.87 | a | 20.90 | a | |||||||
2000 | 0.41 | b | 0.41 | f | 3.68 | b | 1.01 | a | 3.12 | b | 0.46 | d | 2.01 | d | 2.31 | d | 1.07 | 0.33 | b | 1.84 | a | 1.14 | b | 17.38 | a | |
2001 | 0.59 | a | 0.67 | a | 0.73 | 2.16 | f | 4.20 | d | 1.03 | c | 5.71 | b | 1.05 | 0.77 | b | 0.05 | 1.39 | f | 0.12 | a | 14.92 | b | |||
2002 | 0.52 | 0.19 | a | 1.40 | b | 0.00 | e | 1.11 | a | 0.38 | n | 0.80 | 1.12 | 1.49 | c | 1.00 | a | 0.25 | a | 0.00 | b | 7.88 | a | |||
2003 | 0.14 | a | 0.81 | a | 4.96 | k | 3.12 | a | 1.01 | b | 2.31 | b | 2.76 | b | 3.68 | f | 0.55 | e | 0.00 | f | 0.25 | d | 0.00 | e | 10.95 | c |
2004 | 0.02 | y | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2005 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2006 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2007 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2008 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2009 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2010 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2011 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2012 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2013 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.47 | 0.53 | 1.22 | 1.81 | 2.71 | 2.06 | 2.36 | 1.91 | 1.29 | 1.07 | 1.00 | 0.51 | 16.51 | |||||||||||||
S.D. | 0.33 | 0.34 | 1.02 | 1.33 | 1.92 | 1.53 | 1.55 | 1.48 | 1.20 | 1.16 | 0.79 | 0.61 | 5.26 | |||||||||||||
SKEW | 0.93 | 0.40 | 1.89 | 1.62 | 0.93 | 1.81 | 1.17 | 1.24 | 1.31 | 2.24 | 1.21 | 3.54 | 0.43 | |||||||||||||
MAX | 1.31 | 1.35 | 5.11 | 7.53 | 8.74 | 8.26 | 6.49 | 6.96 | 4.37 | 5.70 | 3.25 | 3.84 | 30.28 | |||||||||||||
MIN | 0.00 | 0.05 | 0.17 | 0.00 | 0.00 | 0.00 | 0.32 | 0.09 | 0.00 | 0.05 | 0.19 | 0.00 | 6.79 | |||||||||||||
YRS | 49 | 47 | 46 | 50 | 51 | 51 | 52 | 49 | 51 | 50 | 47 | 48 | 35 |