YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.42 | a | ----- | z |
1974 | 0.00 | 0.21 | 0.25 | 0.69 | 0.59 | 0.86 | 0.60 | 1.15 | 0.13 | 0.24 | 0.78 | 0.08 | 1.15 | |||||||||||||
1975 | 0.64 | 0.17 | 0.97 | 0.69 | 0.40 | 1.98 | 0.84 | 1.22 | 0.54 | 0.92 | 0.41 | 0.08 | 1.98 | |||||||||||||
1976 | ----- | z | 0.36 | 0.35 | 0.29 | 0.24 | 0.89 | 0.11 | 0.68 | 0.99 | 0.18 | 0.05 | 0.15 | ----- | z | |||||||||||
1977 | 0.25 | 1.08 | 1.04 | 0.77 | 0.72 | 1.30 | 1.50 | 0.54 | 1.05 | 1.29 | ----- | z | 0.35 | ----- | z | |||||||||||
1978 | 0.19 | 0.18 | 0.43 | 0.53 | 0.80 | 1.94 | 0.98 | 0.98 | 0.55 | 0.12 | 0.49 | 0.21 | 1.94 | |||||||||||||
1979 | 0.40 | 0.23 | 0.82 | 1.35 | 0.38 | 2.39 | 0.97 | 1.12 | 0.03 | 1.83 | 0.19 | 0.23 | 2.39 | |||||||||||||
1980 | 0.35 | 0.55 | 0.47 | 0.32 | 0.80 | 0.93 | 1.27 | 0.58 | 0.18 | 0.52 | 0.00 | 0.05 | 1.27 | |||||||||||||
1981 | 0.07 | 0.66 | 0.80 | 0.28 | 1.22 | 1.79 | 1.13 | 0.74 | 0.37 | 0.60 | 0.49 | 0.35 | 1.79 | |||||||||||||
1982 | 0.57 | 0.19 | 2.12 | 0.15 | 0.49 | 0.26 | 1.94 | 0.60 | a | 1.06 | 0.95 | 0.43 | 0.07 | 2.12 | a | |||||||||||
1983 | 0.07 | 0.13 | 0.75 | 0.20 | 0.20 | 0.88 | 0.98 | 1.90 | 0.50 | 0.28 | 0.39 | 0.16 | 1.90 | |||||||||||||
1984 | 0.27 | 0.32 | 0.71 | 0.82 | 0.48 | 1.17 | 0.62 | 0.72 | 0.40 | 1.95 | 0.00 | 0.20 | 1.95 | |||||||||||||
1985 | 0.40 | 0.22 | 0.92 | 1.18 | 1.03 | 1.18 | 0.65 | 0.84 | 1.57 | 0.66 | 0.70 | 0.53 | 1.57 | |||||||||||||
1986 | 0.30 | 0.42 | 0.41 | 1.98 | 1.37 | 1.24 | 2.75 | 1.21 | 0.95 | 0.13 | 0.26 | 0.00 | 2.75 | |||||||||||||
1987 | 0.23 | 0.30 | 0.74 | 0.28 | 0.73 | 0.29 | 1.90 | 0.33 | 1.10 | ----- | z | 0.59 | 0.15 | ----- | z | |||||||||||
1988 | 0.22 | 0.12 | 0.55 | 0.36 | 0.98 | 0.42 | 1.08 | 2.68 | 1.80 | 0.11 | 0.47 | a | 0.86 | 2.68 | a | |||||||||||
1989 | 0.55 | 0.14 | 0.85 | 0.74 | 0.18 | 1.09 | 1.44 | 1.94 | 1.75 | 0.40 | 0.40 | 0.19 | 1.94 | |||||||||||||
1990 | 0.24 | 0.25 | 0.85 | 0.62 | 0.50 | 1.59 | 0.59 | 1.32 | 0.64 | 0.58 | 0.01 | 0.22 | 1.59 | |||||||||||||
1991 | 0.05 | 0.40 | 0.58 | 1.37 | a | 1.42 | 1.27 | 1.33 | 0.66 | 1.47 | 0.64 | 0.22 | 0.13 | 1.47 | a | |||||||||||
1992 | 0.53 | 0.18 | 0.46 | 0.70 | 0.48 | 1.38 | 2.35 | 0.30 | 1.44 | 0.56 | 0.93 | 0.18 | 2.35 | |||||||||||||
1993 | 0.45 | 0.13 | 1.08 | a | 0.98 | 0.73 | 1.10 | 1.75 | 1.98 | 1.48 | 0.30 | 0.99 | 0.39 | a | 1.98 | b | ||||||||||
1994 | 0.40 | 0.36 | 0.28 | 1.09 | 1.22 | 0.58 | 3.40 | 0.72 | 0.33 | 0.82 | 0.45 | 0.10 | 3.40 | |||||||||||||
1995 | 0.70 | 0.50 | 1.10 | 1.46 | 1.03 | 1.00 | 1.75 | 1.29 | 1.90 | 0.97 | 0.24 | 0.28 | 1.90 | |||||||||||||
1996 | 0.60 | a | 0.29 | 0.40 | 0.18 | 0.83 | 1.25 | d | 1.70 | 0.31 | 0.70 | 1.70 | 0.55 | 0.39 | a | 1.70 | f | |||||||||
1997 | 1.87 | 0.54 | 0.56 | 1.65 | x | 0.40 | d | 0.24 | j | 1.08 | a | 1.60 | 0.63 | 0.82 | 0.24 | 0.14 | ----- | z | ||||||||
1998 | 0.55 | 0.58 | 0.82 | ----- | z | 1.60 | 0.95 | 1.33 | 1.11 | 0.08 | 1.94 | 1.20 | 0.16 | ----- | z | |||||||||||
1999 | 0.70 | a | 0.07 | 0.84 | b | 0.38 | a | 0.53 | 1.56 | 1.60 | 1.30 | 1.10 | 0.40 | 0.00 | 0.21 | 1.60 | d | |||||||||
2000 | 0.32 | 0.32 | 0.58 | a | 0.83 | 0.44 | 0.68 | 1.96 | 0.82 | 0.94 | 0.48 | 1.46 | 0.24 | a | 1.96 | b | ||||||||||
2001 | 1.10 | 0.82 | 0.28 | 1.68 | 0.80 | 0.82 | 2.14 | 0.34 | 0.78 | 1.34 | 0.95 | 0.36 | 2.14 | |||||||||||||
2002 | 0.08 | 0.40 | 0.74 | 0.64 | 0.88 | 0.96 | 1.10 | 0.96 | 0.80 | 1.12 | 0.28 | 0.14 | a | 1.12 | a | |||||||||||
2003 | 0.12 | a | 0.34 | c | 0.34 | a | 1.20 | 0.80 | 7.60 | f | 1.20 | 0.54 | 1.00 | 0.60 | 0.30 | 0.25 | a | 7.60 | l | |||||||
2004 | 0.52 | d | 0.34 | d | 0.50 | a | 0.83 | 1.35 | 0.59 | 1.20 | 0.19 | a | 1.80 | a | 1.35 | 0.17 | 0.12 | c | 1.80 | n | ||||||
2005 | 0.43 | b | 0.28 | a | 0.07 | a | 0.80 | 0.50 | 1.62 | 1.06 | b | 2.02 | a | 1.28 | a | 1.37 | 0.45 | d | 0.45 | c | 2.02 | o | ||||
2006 | 0.03 | c | 0.05 | a | 0.85 | a | 2.10 | 0.93 | a | 0.53 | 0.38 | 2.75 | d | 3.30 | 0.18 | c | 0.00 | 0.95 | 3.30 | m | ||||||
2007 | 0.10 | 0.54 | 0.74 | 1.60 | 1.16 | 4.18 | b | 0.96 | a | 0.90 | 3.00 | b | 0.95 | c | 0.00 | 0.50 | 4.18 | h | ||||||||
2008 | 0.02 | b | 0.08 | a | 1.00 | 1.00 | 0.87 | e | 2.02 | 2.50 | ----- | z | 1.40 | 0.63 | 1.20 | 0.45 | ----- | z | ||||||||
2009 | 0.26 | a | 0.75 | 0.95 | 0.85 | 0.66 | 0.83 | d | 0.50 | 2.95 | 1.18 | 2.20 | 0.20 | 0.75 | 2.95 | e | ||||||||||
2010 | 0.55 | 0.68 | 0.67 | 0.72 | 0.35 | d | 0.95 | f | 0.95 | 1.72 | 1.15 | 1.25 | 0.11 | 0.78 | 1.72 | j | ||||||||||
2011 | 0.36 | a | 1.10 | 1.20 | a | 0.83 | a | 1.05 | 1.71 | 1.51 | 0.54 | 0.34 | 0.40 | 0.07 | 0.03 | 1.71 | c | |||||||||
2012 | 0.20 | 0.77 | 0.20 | 2.32 | 0.60 | 1.40 | 1.15 | 0.75 | 0.15 | a | 0.50 | 0.18 | 0.40 | 2.32 | a | |||||||||||
2013 | 0.27 | f | 0.75 | b | 0.70 | 0.75 | 3.30 | f | 1.10 | 0.68 | 0.70 | 1.40 | 2.60 | 0.05 | 0.35 | 3.30 | n | |||||||||
2014 | 0.22 | 0.03 | 0.20 | 0.88 | 0.95 | b | 1.80 | b | 0.85 | 1.10 | n | 0.35 | 0.17 | 0.65 | 0.17 | 1.80 | r | |||||||||
2015 | 0.17 | 0.25 | 0.35 | 0.27 | 1.89 | 0.40 | 2.00 | 1.63 | 0.20 | 0.65 | 0.41 | 0.50 | 2.00 | |||||||||||||
2016 | 0.10 | 0.63 | 0.23 | 1.20 | 0.47 | 0.46 | 1.45 | a | 1.47 | 0.78 | 1.90 | 0.66 | 0.82 | 1.90 | a | |||||||||||
2017 | 0.25 | 0.08 | 0.26 | 0.62 | 0.61 | 2.45 | 1.60 | 1.55 | 2.55 | 1.12 | 0.25 | 0.08 | 2.55 | |||||||||||||
2018 | 0.10 | 0.33 | 0.67 | 0.25 | a | 0.62 | 0.65 | 2.60 | 0.50 | a | 0.54 | 1.20 | 0.37 | 0.57 | 2.60 | b | ||||||||||
2019 | 0.40 | 0.28 | 0.95 | a | 0.92 | 1.60 | 0.97 | a | 2.10 | 1.70 | a | 1.72 | a | 1.68 | a | 0.15 | 0.60 | 2.10 | e | |||||||
2020 | 0.33 | 0.06 | 0.05 | 0.75 | 0.86 | 0.80 | 1.02 | 0.70 | 0.56 | 0.60 | 0.33 | 0.34 | 1.02 | |||||||||||||
2021 | 0.20 | 0.20 | 0.58 | 1.20 | 0.73 | 0.25 | 1.55 | 2.12 | 2.12 | 1.12 | 0.62 | 0.65 | 2.12 | |||||||||||||
2022 | 0.30 | 0.40 | 0.56 | 0.80 | 1.25 | 0.25 | 0.64 | 1.25 | 0.24 | 0.58 | 1.05 | 0.83 | 1.25 | |||||||||||||
2023 | 0.13 | 0.26 | 0.38 | 1.10 | 0.78 | 0.96 | 0.30 | 2.95 | a | 1.88 | ----- | z | ----- | z | ----- | z | ----- | z | ||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.35 | 0.37 | 0.64 | 0.87 | 0.81 | 1.16 | 1.34 | 1.18 | 1.04 | 0.89 | 0.42 | 0.33 | 1.95 | |||||||||||||
S.D. | 0.32 | 0.26 | 0.36 | 0.50 | 0.39 | 0.71 | 0.68 | 0.72 | 0.74 | 0.61 | 0.36 | 0.24 | 0.52 | |||||||||||||
SKEW | 2.60 | 1.06 | 1.27 | 0.90 | 0.70 | 1.74 | 0.72 | 0.90 | 0.96 | 0.82 | 0.98 | 0.89 | 0.42 | |||||||||||||
MAX | 1.87 | 1.10 | 2.12 | 2.32 | 1.89 | 4.18 | 3.40 | 2.95 | 3.30 | 2.60 | 1.46 | 0.95 | 3.40 | |||||||||||||
MIN | 0.00 | 0.03 | 0.05 | 0.15 | 0.18 | 0.25 | 0.11 | 0.19 | 0.03 | 0.11 | 0.00 | 0.00 | 1.02 | |||||||||||||
YRS | 48 | 50 | 50 | 48 | 49 | 47 | 50 | 48 | 50 | 48 | 48 | 50 | 32 |