YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1966 | ----- | z | ----- | z | ----- | z | 0.69 | 0.36 | 0.64 | 1.06 | 0.78 | 0.75 | 1.58 | 0.16 | 0.90 | 6.92 | c | |||||||||
1967 | 0.59 | 0.05 | 0.73 | 0.83 | 1.66 | 2.65 | 0.93 | 0.25 | 0.57 | 0.99 | 0.27 | 0.81 | 10.33 | |||||||||||||
1968 | 0.20 | 0.25 | 0.54 | 1.28 | 1.43 | 1.75 | 0.77 | 2.15 | 0.73 | 0.30 | 0.24 | 0.25 | 9.89 | |||||||||||||
1969 | 1.21 | 0.22 | 0.20 | 0.46 | 0.00 | 2.00 | 1.01 | 1.05 | 0.61 | 1.21 | 0.03 | 0.68 | 8.68 | |||||||||||||
1970 | 0.09 | 0.01 | 0.59 | 0.22 | 1.00 | 1.39 | 0.72 | 0.34 | 1.16 | 1.02 | 0.50 | 0.36 | 7.40 | |||||||||||||
1971 | 0.36 | 0.20 | 0.33 | 1.52 | 1.21 | 0.37 | 0.84 | 0.20 | 1.07 | 1.57 | 0.14 | 0.26 | 8.07 | |||||||||||||
1972 | 0.08 | 0.32 | 0.06 | 1.59 | 0.31 | 2.20 | 0.12 | 0.25 | 0.75 | 2.19 | 0.39 | 0.95 | 9.21 | |||||||||||||
1973 | 0.39 | 0.29 | 0.28 | 0.77 | 0.70 | 0.41 | 2.46 | 1.64 | 1.55 | 0.33 | 0.38 | 0.20 | 9.40 | |||||||||||||
1974 | 0.19 | 0.13 | 0.25 | 0.40 | 0.20 | 0.16 | 1.02 | 0.04 | 0.03 | 0.83 | 0.21 | 0.13 | 3.59 | |||||||||||||
1975 | 0.19 | 0.16 | 0.15 | 0.16 | 1.46 | 3.24 | 1.29 | 0.20 | 0.15 | 0.91 | 0.15 | 0.31 | 8.37 | |||||||||||||
1976 | 0.07 | 0.24 | 0.16 | 0.91 | 1.40 | 2.18 | 0.64 | 0.50 | 0.80 | 0.12 | 0.00 | 0.00 | 7.02 | |||||||||||||
1977 | 0.20 | 0.13 | 0.18 | 0.48 | 1.34 | 0.30 | 1.12 | 1.72 | 1.09 | 0.54 | 0.64 | 0.10 | 7.84 | |||||||||||||
1978 | 0.75 | 0.62 | 0.56 | 1.96 | 1.05 | 1.44 | 0.32 | 0.87 | 0.91 | 0.03 | 0.77 | 0.67 | 9.95 | |||||||||||||
1979 | 0.33 | 0.26 | 0.52 | 0.19 | 1.44 | 0.35 | 0.29 | 1.29 | 0.03 | 1.03 | 0.57 | 0.01 | 6.31 | |||||||||||||
1980 | 1.47 | 0.11 | 0.31 | 0.84 | 2.31 | 0.24 | 0.63 | 0.94 | 0.81 | 1.15 | 0.31 | 0.19 | 9.31 | |||||||||||||
1981 | 0.15 | 0.13 | 0.23 | 0.27 | 1.83 | 0.02 | 0.54 | 0.65 | 0.75 | 1.19 | 0.50 | 0.24 | 6.50 | |||||||||||||
1982 | 0.31 | 0.11 | 0.13 | 0.43 | 0.42 | 0.24 | 1.04 | 0.17 | 3.87 | 0.68 | 0.69 | 0.14 | 8.23 | |||||||||||||
1983 | 0.05 | 0.39 | 1.66 | 1.33 | 2.03 | 1.45 | 0.57 | 2.97 | 1.71 | 1.22 | 1.22 | 1.15 | 15.75 | |||||||||||||
1984 | 0.06 | 0.11 | 0.45 | 1.58 | 0.82 | 0.69 | 1.88 | 1.02 | 1.66 | 0.44 | 0.34 | 0.17 | 9.22 | |||||||||||||
1985 | 0.05 | 0.07 | 0.46 | a | 0.81 | 1.38 | 0.68 | 0.95 | 0.26 | 0.64 | 1.11 | 1.71 | 0.48 | a | 8.60 | |||||||||||
1986 | 0.10 | h | 0.75 | q | 0.91 | 1.59 | 1.18 | 0.94 | 1.89 | 2.02 | 0.96 | 1.17 | 0.16 | 0.06 | 10.88 | b | ||||||||||
1987 | 0.21 | c | 0.06 | v | 1.27 | 0.35 | 1.96 | 1.42 | 1.31 | 1.51 | 0.42 | 0.48 | ----- | z | 0.98 | 9.91 | b | |||||||||
1988 | ----- | z | ----- | z | ----- | z | ----- | z | 0.48 | 0.12 | 0.17 | 0.10 | 0.76 | 0.02 | 0.60 | 0.28 | 2.53 | d | ||||||||
1989 | 0.09 | 1.21 | 0.13 | b | 0.26 | 1.01 | 0.69 | 1.07 | 0.78 | g | 1.58 | 0.00 | n | 0.16 | 0.28 | 6.48 | b | |||||||||
1990 | 0.19 | 0.21 | 0.35 | 0.99 | 1.09 | 0.99 | 0.86 | 0.37 | 1.08 | 0.58 | 0.37 | 0.62 | 7.70 | |||||||||||||
1991 | 0.44 | 0.05 | 0.41 | 1.45 | 1.69 | 2.65 | 1.15 | 1.01 | 0.45 | q | 1.84 | 1.45 | 0.22 | 12.36 | a | |||||||||||
1992 | 0.16 | 0.34 | 0.16 | a | 0.37 | 1.36 | 0.17 | 0.71 | 0.14 | 0.36 | 1.67 | 1.49 | a | 1.16 | 8.09 | |||||||||||
1993 | 0.95 | 0.84 | 0.83 | 1.43 | 1.44 | 0.35 | 1.40 | 1.22 | 0.29 | 1.16 | 0.37 | 0.27 | 10.55 | |||||||||||||
1994 | 0.41 | 0.54 | 0.90 | 0.38 | 1.14 | 0.09 | 0.94 | 1.19 | 1.00 | 1.61 | 1.05 | 0.24 | 9.49 | |||||||||||||
1995 | 0.75 | 0.84 | 0.57 | 1.31 | 2.70 | 1.08 | 1.44 | 0.16 | 0.78 | 0.75 | 0.81 | 0.47 | 11.66 | |||||||||||||
1996 | 1.80 | 0.60 | 1.52 | 0.55 | 1.22 | 0.31 | 1.59 | 0.25 | 0.59 | 1.04 | 1.10 | 1.50 | 12.07 | |||||||||||||
1997 | 1.08 | 0.85 | 0.44 | 1.32 | 0.96 | 1.44 | 0.38 | 1.94 | 2.27 | 1.27 | 1.00 | 0.43 | 13.38 | |||||||||||||
1998 | 0.15 | 0.59 | 0.80 | 0.87 | 1.02 | 3.67 | 0.55 | 1.14 | 0.94 | 1.31 | 0.95 | 0.31 | 12.30 | |||||||||||||
1999 | 0.91 | 0.52 | 0.51 | 2.59 | 1.21 | 0.64 | 1.08 | 0.65 | 1.25 | 0.19 | 0.23 | 0.24 | 10.02 | |||||||||||||
2000 | 1.08 | 0.41 | 0.67 | 0.93 | 1.27 | 0.15 | 0.06 | 0.90 | 2.69 | 0.52 | 0.57 | 0.38 | 9.63 | |||||||||||||
2001 | 0.36 | 0.72 | 0.29 | 1.02 | 1.77 | 0.33 | 2.53 | 0.85 | 0.55 | 0.20 | 1.06 | 0.57 | 10.25 | |||||||||||||
2002 | 0.16 | 0.26 | 0.19 | 1.18 | 0.50 | 0.33 | 0.64 | 0.31 | 1.37 | 1.29 | 0.66 | 0.24 | 7.13 | |||||||||||||
2003 | 0.08 | 0.72 | 1.06 | 0.40 | 1.01 | 2.83 | 0.58 | 1.92 | 0.44 | 0.97 | 1.09 | 0.37 | 11.47 | |||||||||||||
2004 | 0.37 | 0.44 | 0.05 | 1.53 | 0.55 | 1.01 | 0.58 | 0.77 | 0.97 | 1.45 | 1.59 | 0.16 | 9.47 | |||||||||||||
2005 | 0.94 | 0.29 | 0.54 | 1.56 | 1.95 | 0.61 | 2.58 | 0.74 | 0.55 | 0.36 | 0.34 | 0.62 | 11.08 | |||||||||||||
2006 | 0.28 | 0.55 | 0.49 | 0.22 | 0.46 | 0.81 | 1.00 | 1.73 | 2.00 | 1.34 | 0.80 | 0.93 | 10.61 | |||||||||||||
2007 | 0.80 | 0.51 | 0.74 | 0.58 | 1.11 | 0.01 | 0.48 | a | 0.77 | 1.36 | 1.40 | 0.01 | 0.88 | 8.65 | ||||||||||||
2008 | 0.82 | a | 0.85 | 0.71 | ----- | z | 1.64 | 0.72 | 1.03 | 0.57 | 1.49 | 1.00 | 0.15 | 0.36 | 9.34 | a | ||||||||||
2009 | 0.55 | 0.26 | 0.57 | 1.67 | 0.76 | 3.08 | 0.77 | 0.66 | 0.95 | 0.65 | 0.25 | 0.52 | 10.69 | |||||||||||||
2010 | 0.03 | 0.33 | 1.35 | 1.41 | 1.78 | 1.69 | 0.22 | 1.15 | 0.20 | 1.31 | 0.51 | 2.02 | 12.00 | |||||||||||||
2011 | 0.05 | 0.81 | 1.25 | 1.99 | 3.58 | 0.44 | 1.58 | 0.50 | 0.91 | 0.85 | 1.51 | 3.69 | 17.16 | |||||||||||||
2012 | 0.84 | 0.48 | 0.41 | 0.24 | 0.25 | 0.07 | 2.07 | 0.60 | 0.57 | 1.25 | 0.53 | 0.42 | b | 7.73 | ||||||||||||
2013 | 0.10 | 0.22 | 0.90 | d | 1.42 | 0.42 | 0.02 | 1.55 | 0.64 | 5.67 | 1.54 | 0.49 | 2.09 | 15.06 | ||||||||||||
2014 | 0.35 | 0.88 | 0.38 | 0.32 | 1.16 | 0.72 | 1.41 | 1.29 | 2.04 | 0.17 | p | ----- | z | ----- | z | 8.55 | c | |||||||||
2015 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.87 | ----- | z | 0.87 | k | |
2016 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.93 | i | 0.41 | 0.15 | x | 0.41 | k | |
2017 | ----- | z | 1.34 | 1.53 | 1.81 | 0.05 | y | 0.10 | ----- | z | 0.52 | 1.66 | 0.14 | d | 0.97 | a | 0.24 | 8.31 | c | |||||||
2018 | 0.63 | 0.78 | 0.47 | 0.74 | e | 1.25 | 0.57 | b | 0.68 | 0.91 | 0.00 | 1.50 | 0.94 | c | 0.69 | 9.16 | ||||||||||
2019 | 0.39 | 0.73 | 1.54 | 2.05 | 3.24 | 0.39 | 0.93 | 0.39 | 1.47 | 0.45 | 1.33 | 0.83 | c | 13.74 | ||||||||||||
2020 | 0.22 | b | 0.15 | 1.18 | 0.33 | 0.21 | 1.96 | 0.00 | b | 0.40 | 1.24 | 0.28 | 0.31 | 1.41 | 7.69 | |||||||||||
2021 | 0.43 | 0.88 | 2.08 | 0.18 | 0.53 | e | 0.53 | S | 0.95 | a | 1.79 | b | 0.54 | a | 2.69 | g | 0.45 | c | 0.83 | b | 9.19 | a | ||||
2022 | 0.24 | a | 0.30 | 0.98 | 0.40 | 1.98 | 0.84 | b | 0.37 | e | 1.22 | b | 0.99 | 0.07 | 1.11 | f | 0.60 | c | 7.99 | a | ||||||
2023 | 1.11 | a | 0.84 | 0.60 | 1.60 | 2.40 | 1.71 | 1.15 | 0.85 | S | 1.58 | e | 0.83 | h | 1.11 | a | 0.25 | 12.35 | b | |||||||
2024 | 0.57 | 1.01 | 1.62 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.20 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.46 | 0.46 | 0.66 | 0.96 | 1.25 | 1.00 | 0.98 | 0.88 | 1.11 | 0.93 | 0.63 | 0.60 | 9.78 | |||||||||||||
S.D. | 0.41 | 0.32 | 0.48 | 0.61 | 0.74 | 0.93 | 0.60 | 0.63 | 0.93 | 0.53 | 0.45 | 0.62 | 2.59 | |||||||||||||
SKEW | 1.23 | 0.70 | 1.01 | 0.46 | 0.85 | 1.14 | 0.86 | 0.98 | 2.66 | -0.01 | 0.67 | 2.75 | 0.68 | |||||||||||||
MAX | 1.80 | 1.34 | 2.08 | 2.59 | 3.58 | 3.67 | 2.58 | 2.97 | 5.67 | 2.19 | 1.71 | 3.69 | 17.16 | |||||||||||||
MIN | 0.03 | 0.01 | 0.05 | 0.16 | 0.00 | 0.01 | 0.00 | 0.04 | 0.00 | 0.02 | 0.00 | 0.00 | 3.59 | |||||||||||||
YRS | 53 | 53 | 55 | 54 | 55 | 56 | 55 | 54 | 55 | 52 | 55 | 55 | 44 |