YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.36 | v | 1.23 | 0.76 | 0.74 | u | 1.18 | 0.68 | 0.20 | ----- | z | |||||
1945 | 0.30 | 0.50 | 1.00 | 0.85 | 0.58 | 2.55 | 1.05 | 0.88 | 0.60 | 0.60 | 1.00 | 0.54 | 2.55 | |||||||||||||
1946 | 0.81 | 0.51 | 0.28 | 0.44 | 1.28 | 3.00 | 0.41 | 0.54 | 0.65 | 1.98 | 1.01 | y | 0.55 | 3.00 | y | |||||||||||
1947 | 0.25 | 0.50 | 0.16 | a | 1.01 | 1.04 | 1.53 | 0.72 | 1.51 | 1.02 | 0.24 | 0.95 | 0.05 | a | 1.53 | b | ||||||||||
1948 | 0.40 | 0.45 | 0.61 | 1.40 | o | 0.19 | 0.37 | a | 1.67 | 0.70 | 0.58 | 0.41 | 1.00 | 0.51 | 1.67 | p | ||||||||||
1949 | 0.44 | 0.30 | 0.55 | 0.45 | 2.00 | 2.31 | 2.55 | 0.75 | 0.80 | 0.82 | 0.65 | 0.18 | 2.55 | |||||||||||||
1950 | 0.60 | 0.21 | 0.34 | 0.85 | 1.55 | 1.45 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||||
1951 | ----- | z | ----- | z | ----- | z | 0.35 | i | 1.52 | 1.21 | 1.65 | 3.05 | 0.90 | 0.45 | 0.72 | 0.42 | ----- | z | ||||||||
1952 | 0.62 | 0.52 | a | 0.78 | 0.88 | 1.73 | 1.50 | 3.12 | 1.42 | 1.01 | 0.52 | 1.55 | 0.12 | 3.12 | a | |||||||||||
1953 | 0.82 | 0.52 | a | 0.38 | 0.90 | 2.71 | 1.82 | 2.85 | 2.56 | 0.75 | 0.30 | 1.41 | 0.65 | 2.85 | a | |||||||||||
1954 | 0.52 | 0.30 | 0.68 | 1.85 | 1.76 | 0.92 | 0.92 | 0.76 | 0.82 | 0.78 | 0.60 | 0.23 | 1.85 | |||||||||||||
1955 | 0.23 | 0.35 | 0.27 | 0.65 | 1.75 | 1.30 | 1.66 | 0.92 | 4.00 | 1.10 | 0.55 | 0.70 | 4.00 | |||||||||||||
1956 | 0.31 | 0.40 | 0.55 | 0.78 | 0.86 | 0.76 | 0.51 | 1.14 | 0.40 | 0.35 | 0.88 | 0.32 | 1.14 | |||||||||||||
1957 | 0.26 | 0.37 | 0.52 | 0.60 | 0.92 | 0.95 | 1.10 | 0.28 | 1.35 | 0.38 | 0.90 | 0.35 | 1.35 | |||||||||||||
1958 | 0.41 | 0.09 | 0.35 | 0.40 | 0.41 | 0.82 | 1.30 | 2.21 | 1.00 | 0.30 | 1.05 | 0.40 | 2.21 | |||||||||||||
1959 | 0.10 | 0.25 | 0.35 | 0.08 | a | 1.02 | 0.58 | 1.05 | 0.82 | 1.51 | 0.61 | 0.20 | 0.36 | 1.51 | a | |||||||||||
1960 | 0.52 | 0.60 | 0.26 | 1.20 | 0.92 | 0.43 | 3.75 | 1.28 | 0.78 | 0.58 | 1.04 | 0.48 | 3.75 | |||||||||||||
1961 | 0.15 | 0.25 | 0.38 | 1.23 | 1.22 | 0.53 | 0.22 | 0.87 | 0.80 | 0.39 | 0.82 | 0.23 | 1.23 | |||||||||||||
1962 | 0.20 | 0.60 | 0.15 | 0.51 | 1.26 | 0.82 | 0.65 | 1.10 | 0.90 | 0.31 | 0.12 | 0.12 | 1.26 | |||||||||||||
1963 | 0.24 | 0.18 | 0.40 | 1.10 | 0.25 | 1.53 | 1.78 | 0.95 | 0.73 | 0.22 | 0.53 | 1.12 | 1.78 | |||||||||||||
1964 | 0.25 | 0.15 | 0.45 | 0.70 | 4.73 | 0.42 | 0.58 | 1.02 | 1.63 | 0.41 | 0.82 | 0.50 | 4.73 | |||||||||||||
1965 | 0.10 | 0.60 | 0.40 | 0.80 | 0.72 | 1.05 | 3.20 | 1.50 | 0.95 | 0.22 | 1.74 | 2.00 | 3.20 | |||||||||||||
1966 | 0.28 | 0.45 | 0.50 | 0.35 | 0.55 | 0.60 | 0.71 | 1.75 | 0.60 | 1.50 | 0.30 | 0.15 | 1.75 | |||||||||||||
1967 | 0.40 | 0.12 | 3.00 | 1.81 | 0.55 | 6.00 | 1.25 | 3.00 | 0.35 | 0.68 | 0.20 | 0.20 | 6.00 | |||||||||||||
1968 | 0.20 | 0.40 | 0.72 | 1.06 | 1.31 | 1.72 | 1.29 | 1.13 | 1.10 | 2.11 | 0.47 | 0.38 | 2.11 | |||||||||||||
1969 | 0.62 | 0.12 | 0.00 | 0.55 | 3.00 | 0.75 | 1.12 | 1.47 | 0.63 | 0.60 | 0.35 | 0.80 | 3.00 | |||||||||||||
1970 | 0.20 | 0.29 | 0.10 | 0.44 | 0.73 | 0.97 | 0.60 | 2.30 | 0.68 | 1.00 | 0.95 | 0.63 | 2.30 | |||||||||||||
1971 | 0.25 | a | 2.00 | 0.60 | 0.20 | 0.60 | 1.88 | 0.82 | 1.05 | 0.50 | 0.96 | 0.50 | 0.60 | 2.00 | a | |||||||||||
1972 | 0.60 | 0.43 | 1.25 | 0.90 | 1.97 | 1.23 | 1.05 | 4.10 | 0.57 | 0.65 | 1.50 | 0.30 | j | 4.10 | j | |||||||||||
1973 | ----- | z | ----- | z | 1.00 | 0.77 | 1.20 | 0.70 | 1.40 | 2.00 | 1.00 | 2.40 | 0.90 | 0.58 | ----- | z | ||||||||||
1974 | 0.50 | 0.20 | 0.68 | 0.69 | 0.69 | 1.00 | 0.92 | 1.10 | 0.27 | 0.55 | 1.32 | 1.10 | 1.32 | |||||||||||||
1975 | 0.79 | 0.50 | 0.20 | 0.44 | 0.35 | 0.50 | 0.73 | 1.13 | 0.50 | 0.80 | 1.75 | 0.40 | 1.75 | |||||||||||||
1976 | 1.00 | 0.90 | 1.00 | c | 0.40 | 0.50 | 1.26 | 1.17 | 0.78 | 0.47 | 0.31 | 0.10 | 0.60 | 1.26 | c | |||||||||||
1977 | 0.20 | 0.05 | g | 1.56 | 1.00 | 0.50 | 1.90 | 1.00 | 0.75 | 1.30 | 1.11 | 1.25 | 0.20 | 1.90 | g | |||||||||||
1978 | 0.40 | 0.30 | 0.90 | 0.86 | 1.00 | 0.79 | 1.35 | 3.00 | 0.95 | 0.40 | 1.00 | 0.80 | b | 3.00 | b | |||||||||||
1979 | 0.40 | 0.50 | 1.50 | 0.90 | 2.21 | 1.10 | 1.18 | 0.53 | 1.05 | 0.98 | 0.36 | 0.14 | 2.21 | |||||||||||||
1980 | 1.00 | 0.35 | g | 0.70 | b | 0.23 | 0.90 | 1.10 | 0.65 | 0.68 | 0.72 | 0.90 | 0.55 | 0.80 | 1.10 | i | ||||||||||
1981 | 0.60 | 0.80 | e | 0.94 | 1.30 | 0.95 | 0.60 | 0.40 | 1.10 | 0.50 | 1.34 | 0.60 | 0.50 | 1.34 | e | |||||||||||
1982 | 1.00 | 0.30 | 0.45 | 1.00 | h | 1.00 | 1.70 | 1.88 | 1.00 | 2.00 | 1.01 | 1.10 | ----- | z | ----- | z | ||||||||||
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.75 | 1.02 | 0.96 | f | 1.95 | 1.50 | ----- | z | ||||
1984 | 0.40 | h | 1.00 | j | 0.80 | 3.00 | f | 1.00 | 1.25 | 1.40 | g | ----- | z | 1.90 | a | 1.10 | b | 1.00 | a | ----- | z | ----- | z | |||
1985 | ----- | z | ----- | z | 0.00 | s | 0.60 | 2.10 | 3.50 | ----- | z | 2.40 | 3.90 | 1.10 | g | ----- | z | ----- | z | ----- | z | |||||
1986 | 0.00 | e | ----- | z | 0.30 | m | 0.60 | e | 1.00 | 2.60 | g | 1.10 | 3.25 | 1.40 | 0.85 | 0.70 | e | ----- | z | ----- | z | |||||
1987 | ----- | z | ----- | z | 0.20 | a | 0.14 | a | 1.50 | 1.15 | 4.40 | 0.50 | f | 0.80 | 0.65 | 0.50 | a | 0.25 | i | ----- | z | |||||
1988 | ----- | z | 0.50 | 0.50 | n | 0.10 | 0.90 | 0.80 | 0.80 | a | 2.10 | 2.00 | 0.45 | 0.82 | c | 0.75 | f | ----- | z | |||||||
1989 | ----- | z | ----- | z | ----- | z | 0.50 | k | 1.72 | a | 1.60 | 0.55 | 0.80 | 1.25 | 1.10 | ----- | z | 0.00 | v | ----- | z | |||||
1990 | 0.00 | h | ----- | z | 1.20 | d | 0.90 | 1.05 | 2.00 | 1.82 | 2.40 | 2.65 | ----- | z | 0.33 | a | ----- | z | ----- | z | ||||||
1991 | ----- | z | 0.00 | g | 0.50 | b | 3.10 | b | 1.25 | l | 1.25 | n | 2.00 | k | 0.74 | 1.34 | m | 1.10 | b | 2.60 | p | 0.35 | ----- | z | ||
1992 | 0.35 | r | 0.46 | u | 0.97 | c | 0.89 | 0.94 | w | 1.26 | r | 2.46 | 0.93 | 0.73 | 0.76 | 0.97 | 0.25 | a | ----- | z | ||||||
1993 | 0.70 | 0.08 | 0.13 | 0.72 | 1.56 | 0.90 | 1.17 | 0.80 | 0.78 | 0.40 | a | 0.77 | 0.19 | 1.56 | a | |||||||||||
1994 | 0.56 | 0.19 | 1.03 | 1.65 | 0.96 | 0.44 | 0.57 | 2.61 | 0.66 | 0.41 | 0.89 | 0.15 | 2.61 | |||||||||||||
1995 | 0.08 | 0.48 | 0.70 | 1.14 | a | 1.01 | 0.31 | 0.84 | 1.21 | 0.68 | 1.48 | 0.21 | 1.19 | j | 1.48 | k | ||||||||||
1996 | 1.02 | g | 0.45 | 0.98 | d | 0.52 | 0.98 | 1.79 | 1.25 | 0.47 | 1.26 | 1.93 | 1.67 | f | 0.40 | i | ----- | z | ||||||||
1997 | 1.42 | 0.14 | j | 0.57 | c | 0.31 | 0.63 | 1.77 | 1.06 | 0.66 | 1.19 | 0.22 | 0.53 | d | 0.13 | a | 1.77 | r | ||||||||
1998 | 0.23 | d | 0.76 | b | 1.45 | a | 1.05 | 1.42 | 1.88 | 0.55 | 1.01 | 1.24 | 1.11 | 0.83 | 0.53 | 1.88 | g | |||||||||
1999 | 0.53 | 0.69 | 0.08 | a | 1.17 | 0.45 | 1.90 | 3.08 | 1.94 | 0.87 | 0.57 | 0.85 | 0.80 | 3.08 | a | |||||||||||
2000 | 0.15 | 0.49 | 0.44 | 0.24 | 1.09 | 0.93 | 0.72 | 0.68 | 0.33 | 0.54 | 1.43 | 0.38 | b | 1.43 | b | |||||||||||
2001 | 0.93 | a | 0.94 | 0.71 | 2.57 | 0.74 | 0.52 | 0.92 | 0.75 | 0.47 | 0.99 | 1.28 | 0.35 | 2.57 | a | |||||||||||
2002 | 0.23 | 0.89 | 1.02 | 1.85 | 1.17 | 0.68 | 0.44 | b | 1.69 | 1.23 | 1.08 | 0.24 | 0.33 | 1.85 | b | |||||||||||
2003 | 0.27 | 0.26 | 1.51 | 1.17 | 1.63 | 0.47 | 1.16 | 0.65 | 1.88 | 0.63 | 0.66 | 0.31 | 1.88 | |||||||||||||
2004 | 0.19 | 0.36 | 0.54 | 1.43 | 1.66 | 0.41 | 1.11 | 0.69 | 1.08 | 1.24 | 0.46 | 0.58 | 1.66 | |||||||||||||
2005 | 0.46 | 0.52 | 0.35 | 0.65 | 0.50 | 1.93 | 0.30 | 0.72 | 1.95 | 3.37 | 0.66 | 0.41 | 3.37 | |||||||||||||
2006 | 0.38 | 0.42 | 0.91 | 0.38 | 0.85 | 0.63 | 2.51 | 0.86 | 0.88 | 0.64 | 0.34 | 0.31 | 2.51 | |||||||||||||
2007 | 1.24 | 0.36 | 0.75 | 1.78 | 0.44 | 0.63 | 1.78 | 1.25 | 1.27 | 0.91 | 0.13 | 1.11 | 1.78 | |||||||||||||
2008 | 0.22 | 0.16 | 0.32 | 0.71 | 2.01 | 1.64 | 0.72 | 0.64 | 0.91 | 0.81 | 0.23 | 0.81 | 2.01 | |||||||||||||
2009 | 0.50 | 0.43 | 0.77 | 0.51 | 0.24 | 1.66 | a | 1.53 | 0.93 | 0.90 | 0.82 | 0.43 | 2.19 | h | 2.19 | i | ||||||||||
2010 | 0.56 | 0.10 | b | 0.26 | 0.09 | 1.15 | 2.18 | c | 1.12 | e | 2.26 | e | 1.91 | 1.03 | 1.34 | 0.71 | 2.26 | o | ||||||||
2011 | 0.37 | c | 0.13 | 0.25 | 1.04 | 0.69 | 1.37 | 0.68 | 1.14 | 0.79 | 0.91 | 0.44 | 0.19 | 1.37 | c | |||||||||||
2012 | 0.24 | 0.25 | 1.05 | 0.89 | 2.11 | 1.01 | 1.57 | 0.70 | 0.66 | 0.71 | 0.65 | 0.71 | 2.11 | |||||||||||||
2013 | 0.46 | 0.59 | 0.32 | 1.26 | 1.73 | 1.09 | 1.09 | 2.91 | 0.69 | 1.33 | 0.33 | 1.19 | 2.91 | |||||||||||||
2014 | 0.29 | 0.94 | 0.58 | 0.99 | 1.09 | 1.50 | c | 0.00 | u | 1.93 | i | 2.14 | 0.67 | 0.83 | 0.75 | ----- | z | |||||||||
2015 | 0.26 | 0.13 | 0.24 | 0.51 | 0.63 | 0.82 | 1.06 | 1.36 | 0.91 | 0.74 | 1.56 | 1.03 | 1.56 | |||||||||||||
2016 | 0.24 | 0.44 | 1.73 | 1.24 | 1.76 | 1.25 | 2.95 | 1.02 | 0.70 | 0.97 | 0.99 | 0.63 | 2.95 | |||||||||||||
2017 | 0.35 | 0.51 | 0.38 | 0.82 | 2.00 | 1.32 | 1.23 | 1.30 | 1.08 | 2.21 | 0.21 | 0.96 | 2.21 | |||||||||||||
2018 | 0.22 | 0.43 | 0.17 | 1.40 | 1.57 | 1.61 | 1.03 | 2.53 | 1.22 | 1.83 | 0.98 | 0.85 | 2.53 | |||||||||||||
2019 | 0.23 | 0.62 | 0.66 | 1.04 | 1.46 | 0.81 | 1.17 | 0.37 | 1.49 | 0.88 | ----- | z | 1.55 | r | ----- | z | ||||||||||
2020 | 0.59 | 0.60 | f | 1.17 | 1.12 | b | 2.34 | 1.71 | e | 2.79 | b | 1.30 | f | 1.19 | b | 0.75 | b | 1.10 | e | 0.41 | d | ----- | z | |||
2021 | 0.19 | 0.33 | a | 1.10 | 1.20 | b | 1.20 | c | 1.05 | c | 0.80 | f | 1.44 | c | ----- | z | ----- | z | 1.36 | b | 0.83 | b | ----- | z | ||
2022 | 0.34 | b | 1.09 | c | 1.70 | a | 1.20 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.61 | r | 1.80 | j | ----- | z |
2023 | 0.52 | p | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.43 | 0.45 | 0.69 | 0.89 | 1.23 | 1.29 | 1.34 | 1.35 | 1.09 | 0.89 | 0.79 | 0.54 | 2.32 | |||||||||||||
S.D. | 0.28 | 0.30 | 0.50 | 0.54 | 0.73 | 0.84 | 0.86 | 0.81 | 0.67 | 0.57 | 0.44 | 0.36 | 0.97 | |||||||||||||
SKEW | 1.33 | 2.35 | 1.73 | 1.41 | 1.78 | 2.73 | 1.49 | 1.23 | 2.33 | 1.79 | 0.49 | 1.42 | 1.52 | |||||||||||||
MAX | 1.42 | 2.00 | 3.00 | 3.10 | 4.73 | 6.00 | 4.40 | 4.10 | 4.00 | 3.37 | 1.95 | 2.00 | 6.00 | |||||||||||||
MIN | 0.00 | 0.08 | 0.00 | 0.08 | 0.19 | 0.31 | 0.22 | 0.28 | 0.27 | 0.22 | 0.10 | 0.05 | 1.14 | |||||||||||||
YRS | 66 | 63 | 72 | 71 | 74 | 73 | 71 | 73 | 74 | 73 | 71 | 64 | 47 |