YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.03 | 0.18 | 1.79 | 0.37 | 0.53 | 0.23 | 0.91 | ----- | z | |||||||
1960 | 0.30 | 0.57 | 0.11 | 0.38 | 0.15 | 0.66 | 0.15 | 0.34 | 1.20 | 1.68 | 1.04 | 0.21 | 1.68 | |||||||||||||
1961 | 0.21 | 0.19 | 0.46 | 0.74 | 0.27 | 0.06 | 0.62 | 1.37 | 1.58 | 0.31 | 0.20 | 0.39 | 1.58 | |||||||||||||
1962 | 0.38 | 1.36 | 0.40 | 0.09 | 0.52 | 0.87 | 0.20 | 0.03 | 0.81 | 0.93 | 0.09 | 0.31 | 1.36 | |||||||||||||
1963 | 0.22 | 0.30 | 0.98 | 0.75 | 0.00 | 0.12 | 0.55 | 1.42 | 3.15 | 0.20 | 0.42 | 0.09 | 3.15 | |||||||||||||
1964 | 0.75 | 0.00 | 0.56 | 0.48 | 1.02 | 0.17 | 0.47 | 0.89 | 0.25 | 0.00 | 0.83 | 0.20 | 1.02 | |||||||||||||
1965 | 0.45 | 0.24 | 0.47 | 1.19 | 0.77 | 0.34 | 0.59 | 0.32 | 0.39 | 0.37 | 0.86 | 1.05 | 1.19 | |||||||||||||
1966 | 0.12 | 0.49 | 0.28 | 0.09 | 0.27 | 0.16 | 0.44 | 0.87 | 0.75 | 0.49 | 0.35 | 0.59 | 0.87 | |||||||||||||
1967 | 0.74 | 0.00 | 0.46 | 0.23 | 0.41 | 0.39 | 0.37 | 0.61 | 1.93 | 0.03 | 0.66 | 1.39 | 1.93 | |||||||||||||
1968 | 1.00 | 0.50 | 0.42 | 0.41 | 0.88 | 0.11 | 0.44 | 0.60 | 0.52 | 0.00 | 0.10 | 0.32 | 1.00 | |||||||||||||
1969 | 0.90 | 1.50 | 0.85 | 0.02 | 0.22 | 0.42 | 0.50 | 0.48 | 0.49 | 0.36 | 0.24 | 0.15 | 1.50 | |||||||||||||
1970 | 0.01 | 0.37 | 0.79 | 0.21 | 0.10 | 0.82 | 0.24 | 0.90 | 0.46 | 0.11 | 0.49 | 0.56 | 0.90 | |||||||||||||
1971 | 0.20 | 1.09 | 0.06 | 0.08 | 0.30 | 0.12 | 0.55 | 0.53 | 0.08 | 1.00 | 0.63 | 0.62 | 1.09 | |||||||||||||
1972 | 0.06 | 0.00 | 0.03 | 0.26 | 0.00 | 1.17 | 0.10 | 0.66 | 2.02 | 2.07 | 1.30 | ----- | z | ----- | z | |||||||||||
1973 | 0.29 | 0.54 | ----- | z | 0.34 | a | 0.65 | 0.45 | 0.19 | 0.76 | 0.03 | 0.02 | 0.60 | 0.04 | ----- | z | ||||||||||
1974 | 0.52 | 0.38 | 0.13 | 0.19 | 0.00 | 0.00 | 0.45 | 0.96 | 0.33 | 0.74 | 0.31 | 0.36 | 0.96 | |||||||||||||
1975 | 0.55 | 0.42 | 0.70 | 0.37 | 0.33 | 0.27 | 0.40 | 0.51 | 0.83 | 0.48 | 0.86 | 0.40 | 0.86 | |||||||||||||
1976 | 0.20 | 1.77 | 0.44 | 1.18 | 0.75 | 0.01 | 0.42 | 0.70 | 0.27 | 0.90 | 0.13 | 0.00 | 1.77 | |||||||||||||
1977 | 0.41 | 0.25 | 0.25 | 0.09 | 1.03 | 0.20 | 0.43 | 0.76 | 0.08 | 0.34 | 0.16 | 0.15 | 1.03 | |||||||||||||
1978 | 0.57 | 1.75 | 0.58 | 0.39 | 0.54 | 0.00 | 0.28 | 0.11 | 1.02 | 0.52 | 2.05 | 0.96 | 2.05 | |||||||||||||
1979 | 1.85 | a | 0.78 | 1.01 | 0.12 | 0.41 | 0.00 | 0.05 | 1.86 | 0.00 | 0.05 | 0.47 | 0.35 | 1.86 | a | |||||||||||
1980 | 0.62 | 1.70 | 0.40 | 0.70 | 0.53 | 0.00 | 0.35 | 0.86 | 0.89 | 0.38 | 0.08 | 0.10 | 1.70 | |||||||||||||
1981 | 0.22 | 0.16 | 1.14 | 0.50 | 0.72 | 0.10 | 0.85 | 1.05 | 0.65 | 0.66 | 0.31 | 0.05 | 1.14 | |||||||||||||
1982 | 1.05 | 0.54 | 0.46 | 0.19 | 0.37 | 0.17 | 1.00 | 1.39 | 1.52 | 0.22 | 0.88 | 0.60 | 1.52 | |||||||||||||
1983 | 0.55 | 0.25 | 1.75 | 0.37 | 0.12 | 0.74 | 0.50 | 0.85 | 1.79 | 0.17 | 0.52 | a | 0.24 | e | 1.79 | f | ||||||||||
1984 | 0.35 | 0.12 | b | 0.78 | 0.09 | 0.02 | 0.31 | 0.85 | 0.38 | 0.23 | 0.60 | 0.20 | a | 0.92 | c | 0.92 | f | |||||||||
1985 | 0.06 | 0.31 | b | 0.53 | a | 0.67 | 0.47 | 0.20 | 1.03 | 0.05 | 0.50 | 1.03 | 0.65 | a | 0.11 | 1.03 | d | |||||||||
1986 | 0.15 | 0.10 | 0.64 | 0.40 | 0.00 | c | 0.05 | 1.35 | 0.22 | 2.00 | 1.05 | a | 0.40 | 0.52 | 2.00 | d | ||||||||||
1987 | 0.90 | 0.83 | 0.55 | 0.08 | 0.56 | 0.04 | 0.99 | 1.12 | 0.51 | 0.62 | b | 1.41 | 0.48 | 1.41 | b | |||||||||||
1988 | 1.71 | 0.29 | 0.22 | 0.91 | a | 0.23 | 0.50 | 0.25 | a | 0.82 | 0.75 | 0.67 | 0.14 | a | 0.43 | 1.71 | c | |||||||||
1989 | 0.68 | 0.43 | 0.66 | 0.00 | 0.47 | n | 0.17 | 0.41 | b | 1.02 | 0.18 | 0.39 | 0.11 | a | 0.00 | 1.02 | q | |||||||||
1990 | 0.70 | a | 1.37 | 0.25 | 0.48 | 1.15 | 0.50 | 0.20 | 0.90 | 1.40 | 0.59 | 0.32 | 0.51 | 1.40 | a | |||||||||||
1991 | 0.29 | 0.66 | 0.47 | 0.21 | a | 0.87 | 0.38 | 0.29 | 0.42 | 1.08 | 0.36 | 0.98 | 0.34 | 1.08 | a | |||||||||||
1992 | 1.33 | 0.92 | b | 1.10 | 0.28 | 0.62 | 0.12 | 0.72 | 0.88 | 0.25 | 1.01 | 0.09 | a | 1.18 | 1.33 | c | ||||||||||
1993 | 1.98 | 2.29 | 0.63 | 0.05 | 0.65 | 0.18 | 0.18 | 0.97 | 0.09 | 1.05 | 1.05 | 0.16 | 2.29 | |||||||||||||
1994 | 0.44 | 0.94 | a | 0.08 | 0.25 | 0.21 | 0.16 | 0.32 | 0.32 | 0.69 | 1.05 | 0.54 | 0.57 | 1.05 | a | |||||||||||
1995 | 2.27 | 0.67 | 1.05 | 0.37 | 0.67 | 0.26 | 0.14 | 0.60 | 0.23 | 0.00 | 0.08 | 0.56 | 2.27 | |||||||||||||
1996 | ----- | z | 0.53 | a | 0.27 | 0.19 | 0.24 | 0.19 | 0.53 | 0.11 | 0.68 | 0.87 | 0.56 | 0.46 | ----- | z | ||||||||||
1997 | 1.50 | 0.24 | 0.08 | 1.03 | 0.30 | 0.76 | a | 0.35 | 2.17 | a | 1.80 | 0.63 | a | 0.26 | 0.38 | 2.17 | c | |||||||||
1998 | 0.64 | a | 0.71 | 0.41 | 0.36 | 0.23 | 0.50 | 1.26 | 0.21 | 2.24 | 1.30 | a | 0.66 | 0.33 | 2.24 | b | ||||||||||
1999 | 0.12 | 0.36 | a | 0.12 | 0.82 | 0.19 | 0.66 | 0.66 | a | 0.95 | 0.39 | 0.00 | 0.07 | 0.02 | 0.95 | b | ||||||||||
2000 | 0.24 | a | 1.40 | 1.31 | 0.10 | 0.17 | 0.10 | a | 0.90 | 0.59 | 0.16 | 1.65 | 0.36 | a | 0.20 | 1.65 | c | |||||||||
2001 | 1.48 | 0.69 | 0.64 | 0.89 | b | 0.04 | 0.42 | 0.63 | 0.34 | a | 0.06 | 0.07 | a | 0.34 | 0.18 | a | 1.48 | e | ||||||||
2002 | 0.20 | 0.06 | 0.34 | 0.07 | 0.02 | 0.04 | 0.23 | 0.09 | 0.96 | 0.66 | 0.07 | b | 0.36 | 0.96 | b | |||||||||||
2003 | 0.16 | 0.50 | 0.20 | 0.25 | 0.86 | 0.08 | 0.23 | 1.14 | 0.17 | 0.59 | 0.52 | a | 0.70 | 1.14 | a | |||||||||||
2004 | 0.18 | a | 0.71 | a | 0.17 | 0.81 | 0.00 | a | 0.21 | 0.48 | 0.12 | 0.87 | 1.60 | 2.60 | 0.85 | 2.60 | c | |||||||||
2005 | 3.26 | 1.33 | c | 0.57 | a | 0.54 | a | 0.15 | a | 0.33 | a | 1.08 | a | 0.62 | 0.18 | 1.02 | a | 0.26 | 0.42 | 3.26 | i | |||||
2006 | 0.62 | 0.05 | 1.42 | 0.12 | 0.04 | b | 0.15 | 0.38 | d | 0.24 | 0.32 | c | 0.87 | b | 0.11 | 0.21 | b | 1.42 | m | |||||||
2007 | 0.12 | a | 0.20 | 0.17 | a | 0.27 | b | 0.09 | 0.10 | a | 0.60 | a | 1.12 | b | 1.47 | 0.29 | 0.05 | a | ----- | z | ----- | z | ||||
2008 | ----- | z | ----- | z | 0.20 | 0.00 | 0.06 | ----- | z | 0.16 | 0.15 | 0.15 | 0.30 | 0.32 | 0.89 | ----- | z | |||||||||
2009 | 0.22 | 0.35 | 0.21 | 0.33 | 0.32 | 0.17 | 0.40 | 0.14 | 0.56 | 0.24 | 0.22 | 0.89 | 0.89 | |||||||||||||
2010 | 2.43 | 0.78 | 0.82 | 0.30 | 0.70 | 0.00 | 0.80 | 0.53 | 0.12 | 1.59 | 0.24 | 1.12 | 2.43 | |||||||||||||
2011 | 0.00 | 0.93 | 0.43 | 0.42 | 0.60 | 0.01 | 0.53 | 0.65 | 0.57 | d | 1.01 | 0.24 | 0.14 | b | 1.01 | f | ||||||||||
2012 | 0.14 | b | 0.35 | 0.41 | 0.24 | y | 0.02 | 0.00 | 0.54 | 0.57 | 0.78 | 0.42 | 0.45 | 0.65 | ----- | z | ||||||||||
2013 | 0.24 | 0.12 | 0.65 | 0.30 | 0.35 | 0.00 | 0.62 | 0.94 | 1.52 | 0.40 | 1.30 | 0.55 | 1.52 | |||||||||||||
2014 | 0.26 | 0.75 | 0.19 | 0.14 | 0.50 | 0.00 | 0.50 | 1.20 | 1.51 | 0.01 | 0.12 | 0.11 | 1.51 | |||||||||||||
2015 | 0.41 | 0.50 | 1.36 | 0.15 | 1.60 | 0.40 | 0.52 | 0.88 | 1.21 | 1.57 | 1.50 | 2.00 | 2.00 | |||||||||||||
2016 | 0.39 | 0.78 | 0.11 | 0.35 | 0.37 | 0.60 | 0.30 | 0.40 | 1.33 | 0.15 | 0.92 | 0.36 | a | 1.33 | a | |||||||||||
2017 | 0.51 | f | 0.70 | 0.35 | 0.44 | a | 0.43 | 0.00 | 1.16 | 0.41 | 0.55 | a | 0.00 | 0.00 | d | 0.18 | a | 1.16 | m | |||||||
2018 | 0.23 | d | 0.31 | a | 0.13 | b | 0.06 | e | 0.24 | b | 0.00 | e | 0.87 | a | 0.55 | 0.20 | 0.48 | 0.60 | 0.28 | 0.87 | t | |||||
2019 | 0.53 | a | 1.30 | d | 0.49 | 0.64 | 0.60 | 0.21 | 0.44 | 0.20 | 0.91 | 0.00 | 2.03 | 0.12 | 2.03 | e | ||||||||||
2020 | 0.12 | 0.65 | a | 0.65 | 0.29 | 0.10 | 0.10 | 0.53 | 0.46 | 0.45 | 0.01 | 0.19 | 0.51 | 0.65 | a | |||||||||||
2021 | 0.74 | 0.16 | a | 0.37 | 0.25 | 0.10 | 0.05 | b | 1.53 | b | 1.81 | 0.52 | 0.70 | 0.00 | 0.46 | a | 1.81 | f | ||||||||
2022 | 0.35 | 0.56 | 0.15 | 0.17 | 0.00 | 0.24 | 0.40 | 0.84 | d | 1.92 | c | 0.81 | c | 3.40 | d | 0.54 | j | 3.40 | x | |||||||
2023 | 1.26 | f | 0.35 | a | 0.81 | a | 0.36 | 0.86 | f | 0.47 | g | 0.22 | f | 1.80 | d | 1.90 | i | 0.65 | 0.17 | a | 0.33 | b | ----- | z | ||
2024 | 0.50 | a | 1.00 | j | 0.15 | s | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.62 | 0.63 | 0.52 | 0.36 | 0.39 | 0.25 | 0.53 | 0.73 | 0.80 | 0.60 | 0.57 | 0.46 | 1.51 | |||||||||||||
S.D. | 0.66 | 0.50 | 0.37 | 0.29 | 0.34 | 0.26 | 0.32 | 0.49 | 0.67 | 0.49 | 0.63 | 0.37 | 0.55 | |||||||||||||
SKEW | 1.98 | 1.19 | 1.11 | 1.15 | 1.07 | 1.40 | 1.08 | 0.86 | 1.13 | 0.87 | 2.29 | 1.57 | 0.79 | |||||||||||||
MAX | 3.26 | 2.29 | 1.75 | 1.19 | 1.60 | 1.17 | 1.53 | 2.17 | 3.15 | 2.07 | 3.40 | 2.00 | 3.15 | |||||||||||||
MIN | 0.00 | 0.00 | 0.03 | 0.00 | 0.00 | 0.00 | 0.05 | 0.03 | 0.00 | 0.00 | 0.00 | 0.00 | 0.65 | |||||||||||||
YRS | 61 | 63 | 63 | 63 | 62 | 63 | 64 | 65 | 64 | 65 | 65 | 62 | 45 |