YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.92 | 0.15 | ----- | z | ||
1972 | 0.09 | 0.10 | 0.54 | 1.30 | 1.76 | 0.81 | 1.34 | 0.73 | 0.40 | 1.34 | 1.15 | 0.68 | 1.76 | |||||||||||||
1973 | 0.26 | 0.32 | 0.62 | 1.32 | 0.92 | 1.28 | 1.44 | 0.52 | 2.40 | 0.57 | ----- | z | 0.42 | ----- | z | |||||||||||
1974 | 0.04 | 0.10 | 0.43 | 0.80 | 0.70 | 1.06 | 0.28 | 1.67 | 0.67 | 0.23 | 0.14 | 0.23 | 1.67 | |||||||||||||
1975 | 1.36 | 0.55 | 0.61 | 1.21 | 0.75 | 1.48 | 0.10 | 1.44 | 0.60 | 0.24 | 1.95 | 0.22 | 1.95 | |||||||||||||
1976 | 0.17 | 0.60 | 1.22 | 0.90 | 0.46 | 0.75 | 0.93 | 0.30 | 1.35 | 0.64 | 0.05 | 0.35 | 1.35 | |||||||||||||
1977 | 0.18 | 0.37 | 1.31 | 0.62 | 1.02 | 2.04 | 0.67 | 2.62 | 2.35 | 3.33 | 1.67 | 0.45 | 3.33 | |||||||||||||
1978 | 0.31 | 0.12 | 0.41 | 1.12 | 0.58 | 1.29 | 3.51 | 1.00 | 2.02 | 0.09 | 0.46 | 0.42 | 3.51 | |||||||||||||
1979 | 0.45 | 0.42 | 1.59 | 0.81 | 1.54 | 0.84 | 2.69 | 2.95 | 1.12 | 3.16 | 0.54 | 0.03 | 3.16 | |||||||||||||
1980 | 0.13 | 0.49 | 0.29 | 0.28 | 2.16 | 1.09 | 0.21 | 3.56 | 0.90 | 0.26 | 0.09 | 0.29 | 3.56 | |||||||||||||
1981 | 0.00 | 0.32 | 0.31 | 0.35 | 0.70 | 1.88 | 0.97 | 1.53 | 0.88 | 0.97 | 0.59 | 0.32 | 1.88 | |||||||||||||
1982 | 0.93 | 0.20 | 0.42 | o | 0.34 | 1.71 | l | 0.74 | 1.05 | 0.97 | 1.30 | 0.87 | 1.95 | c | 1.39 | ----- | z | |||||||||
1983 | 0.32 | a | 0.30 | 0.53 | 0.42 | 1.13 | 1.85 | 1.26 | 0.83 | 0.61 | 0.97 | 1.24 | 0.45 | 1.85 | a | |||||||||||
1984 | 0.61 | 1.06 | 0.46 | 1.23 | 1.18 | 1.65 | 0.69 | 0.48 | 1.38 | 0.78 | 0.19 | 0.86 | 1.65 | |||||||||||||
1985 | 0.08 | 0.03 | 0.34 | 2.41 | 1.09 | 1.06 | 0.30 | 1.94 | 1.50 | ----- | z | 0.52 | 0.46 | ----- | z | |||||||||||
1986 | 0.34 | 0.06 | 0.68 | 0.94 | 1.26 | 1.63 | 1.06 | 0.89 | 2.39 | 0.40 | 0.61 | 0.08 | 2.39 | |||||||||||||
1987 | 0.04 | 0.02 | 1.96 | 0.35 | 0.72 | 0.96 | 2.49 | a | 0.72 | 0.58 | 0.13 | 0.36 | 0.46 | 2.49 | a | |||||||||||
1988 | 1.20 | 0.29 | a | 0.53 | 0.88 | ----- | z | 0.72 | 0.26 | 1.95 | 1.60 | 0.00 | 0.48 | 0.11 | v | ----- | z | |||||||||
1989 | 0.06 | 0.08 | 0.22 | 0.86 | 1.23 | 1.75 | 1.10 | 1.62 | 1.48 | 0.18 | 0.24 | 0.02 | 1.75 | |||||||||||||
1990 | 0.10 | 0.19 | 0.97 | 0.68 | 1.06 | 1.79 | 1.89 | 0.46 | 0.21 | 0.82 | 0.34 | 0.34 | 1.89 | |||||||||||||
1991 | 0.20 | 0.46 | 0.75 | 1.57 | 1.65 | 2.70 | 1.69 | 0.53 | 1.38 | 0.35 | 0.96 | 0.32 | 2.70 | |||||||||||||
1992 | 0.28 | 0.30 | 0.80 | 0.74 | 2.30 | 1.22 | 1.86 | 1.24 | 0.77 | 1.86 | 0.57 | 0.37 | 2.30 | |||||||||||||
1993 | 0.49 | 0.20 | 0.48 | 0.70 | 2.04 | 3.54 | 1.98 | 0.69 | 0.85 | 0.45 | 0.98 | 0.32 | 3.54 | |||||||||||||
1994 | 0.28 | 0.11 | 0.06 | 0.90 | 0.43 | 3.41 | 0.50 | 4.80 | 0.73 | 0.62 | 0.45 | 0.16 | 4.80 | |||||||||||||
1995 | 0.03 | 0.20 | 1.80 | 0.93 | 1.46 | 1.30 | 2.88 | 1.59 | 2.08 | 0.53 | 0.70 | 0.30 | 2.88 | |||||||||||||
1996 | 0.42 | 0.07 | ----- | z | 0.17 | 0.75 | 1.84 | 0.41 | 1.19 | 0.78 | 1.15 | 1.06 | 0.52 | ----- | z | |||||||||||
1997 | 0.32 | 0.24 | 0.52 | 1.47 | 1.21 | 1.75 | 0.53 | 0.20 | 0.92 | 1.22 | 0.22 | 0.16 | 1.75 | |||||||||||||
1998 | 0.13 | 0.25 | 1.32 | 0.68 | 0.43 | 1.53 | 2.34 | 1.37 | 0.07 | 0.98 | 1.53 | 0.15 | 2.34 | |||||||||||||
1999 | 0.37 | 0.20 | 0.48 | 1.69 | 0.56 | 1.20 | 0.49 | 0.13 | 0.15 | 0.43 | 0.05 | 0.08 | 1.69 | |||||||||||||
2000 | 0.30 | 0.55 | 0.26 | 1.00 | 1.85 | 0.99 | 0.70 | 1.45 | 0.44 | 0.74 | 0.81 | a | 0.16 | 1.85 | a | |||||||||||
2001 | 0.96 | 0.46 | 0.32 | 3.55 | 1.44 | 3.02 | 1.40 | 0.24 | 0.52 | 0.45 | 1.36 | 0.13 | 3.55 | |||||||||||||
2002 | 0.06 | 0.25 | 0.33 | a | 0.78 | 1.06 | 0.93 | 1.08 | 2.79 | 0.49 | 0.70 | 0.11 | 0.10 | 2.79 | a | |||||||||||
2003 | 0.03 | 0.29 | 0.30 | 0.49 | 1.34 | 0.96 | 0.70 | 0.44 | 1.75 | 0.37 | 0.18 | 0.19 | 1.75 | |||||||||||||
2004 | 0.31 | 0.27 | 1.21 | 0.67 | 0.91 | 0.64 | 2.13 | 2.60 | 2.94 | 0.28 | 0.48 | 0.02 | 2.94 | |||||||||||||
2005 | 0.31 | 0.38 | 0.47 | 1.55 | 1.22 | 1.01 | 1.18 | 2.40 | 5.10 | 1.40 | 1.34 | 0.63 | 5.10 | |||||||||||||
2006 | 0.23 | 0.10 | 1.37 | 2.73 | 0.74 | 1.22 | 0.10 | 1.81 | 2.14 | 0.11 | 0.72 | 0.80 | 2.73 | |||||||||||||
2007 | 0.16 | 0.65 | 0.96 | 0.84 | 1.73 | 0.68 | 1.98 | 2.39 | 0.76 | 1.71 | 0.09 | 0.87 | 2.39 | |||||||||||||
2008 | 0.13 | b | 0.06 | 0.30 | 1.15 | 1.68 | 1.94 | 2.04 | 0.38 | 0.61 | 2.17 | 0.28 | 0.26 | 2.17 | b | |||||||||||
2009 | 0.20 | 0.59 | 0.51 | 1.03 | 0.87 | d | 1.27 | c | 2.14 | e | 1.89 | 0.84 | 1.02 | 0.70 | 0.70 | 2.14 | l | |||||||||
2010 | 0.39 | 0.19 | 0.43 | a | 0.74 | 1.10 | 1.92 | 1.13 | 0.97 | 5.61 | 0.64 | 0.13 | 0.23 | 5.61 | a | |||||||||||
2011 | 0.24 | 0.71 | a | 0.39 | 0.71 | 0.95 | b | 2.09 | 2.94 | 0.43 | 0.18 | 0.31 | 0.05 | 0.24 | 2.94 | c | ||||||||||
2012 | 0.38 | 1.60 | 0.71 | 0.89 | 2.20 | 0.22 | 0.28 | 1.45 | 0.18 | 0.43 | 0.51 | 0.26 | 2.20 | |||||||||||||
2013 | 0.65 | 0.23 | 0.90 | 1.35 | 1.27 | 2.36 | 0.22 | 0.95 | 0.52 | 1.45 | 0.20 | 0.32 | 2.36 | |||||||||||||
2014 | 0.07 | 0.29 | 0.14 | 0.55 | 0.36 | 3.73 | 0.66 | 1.06 | 0.38 | 0.27 | 0.32 | 0.42 | 3.73 | |||||||||||||
2015 | 0.33 | 0.19 | 0.12 | 0.50 | 1.34 | 1.03 | 1.12 | 1.83 | 0.55 | 2.00 | 1.27 | 0.58 | 2.00 | |||||||||||||
2016 | 0.07 | 0.44 | 0.64 | 1.35 | 2.39 | 2.00 | 1.09 | 0.86 | 1.87 | 1.60 | 0.68 | 1.20 | 2.39 | |||||||||||||
2017 | 0.20 | 0.37 | 0.35 | 0.60 | 1.36 | 1.99 | 0.24 | 1.62 | 1.23 | 3.50 | 0.01 | 0.09 | 3.50 | |||||||||||||
2018 | 0.95 | 0.24 | 0.82 | 0.40 | 1.25 | 4.43 | 1.45 | 3.52 | 2.64 | 1.12 | 0.43 | 0.70 | 4.43 | |||||||||||||
2019 | 0.57 | 0.57 | 1.25 | 0.78 | 2.58 | o | 1.06 | b | 1.04 | a | 0.63 | d | 1.81 | 1.53 | a | 0.29 | d | 0.39 | ----- | z | ||||||
2020 | 0.03 | b | 0.01 | b | 0.74 | 0.10 | a | 1.40 | 2.03 | a | 1.54 | 0.85 | q | 0.26 | g | 0.85 | b | 0.45 | a | 0.01 | ----- | z | ||||
2021 | 0.21 | b | 0.02 | 0.88 | 0.95 | c | 0.01 | 0.01 | n | 0.02 | w | 0.05 | 1.00 | 0.56 | a | 0.21 | a | 0.13 | a | ----- | z | |||||
2022 | 0.11 | 0.03 | 0.50 | 0.30 | d | 0.88 | c | 1.12 | a | 3.16 | b | 1.07 | d | 0.11 | h | 0.09 | d | 0.03 | g | 0.00 | b | ----- | z | |||
2023 | 0.00 | c | 0.00 | n | 0.82 | 0.45 | 0.64 | ----- | z | 0.70 | 1.27 | a | 0.19 | q | 0.62 | k | 0.00 | 0.61 | ----- | z | ||||||
2024 | 0.00 | b | 0.12 | 0.02 | g | 0.81 | s | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.30 | 0.31 | 0.68 | 0.94 | 1.16 | 1.60 | 1.25 | 1.37 | 1.29 | 0.92 | 0.60 | 0.37 | 2.70 | |||||||||||||
S.D. | 0.30 | 0.28 | 0.43 | 0.63 | 0.54 | 0.86 | 0.87 | 0.99 | 1.12 | 0.82 | 0.51 | 0.29 | 1.01 | |||||||||||||
SKEW | 1.75 | 2.28 | 1.11 | 2.00 | 0.38 | 1.33 | 0.73 | 1.22 | 2.06 | 1.59 | 1.04 | 1.37 | 1.11 | |||||||||||||
MAX | 1.36 | 1.60 | 1.96 | 3.55 | 2.39 | 4.43 | 3.51 | 4.80 | 5.61 | 3.50 | 1.95 | 1.39 | 5.61 | |||||||||||||
MIN | 0.00 | 0.01 | 0.06 | 0.10 | 0.01 | 0.22 | 0.10 | 0.05 | 0.07 | 0.00 | 0.00 | 0.00 | 1.35 | |||||||||||||
YRS | 53 | 52 | 50 | 52 | 49 | 50 | 51 | 51 | 49 | 50 | 51 | 52 | 41 |