YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1997 | 19.26 | d | 18.88 | c | 20.90 | b | 29.12 | d | 39.59 | d | 44.90 | a | 50.00 | d | 52.86 | c | 47.86 | a | 28.58 | e | 19.89 | c | 11.76 | b | 31.97 | |
1998 | 16.73 | e | 19.55 | f | 23.25 | c | 29.54 | b | 35.80 | f | 41.15 | d | 54.69 | e | 52.68 | c | 46.54 | d | 33.30 | d | 22.62 | f | 9.42 | e | 34.14 | c |
1999 | 14.15 | e | 16.09 | e | 23.07 | a | 30.38 | d | 37.63 | d | 44.52 | a | 57.77 | a | 55.17 | a | 42.21 | b | 23.79 | c | 15.55 | a | 9.67 | d | 30.83 | |
2000 | 15.00 | f | 23.13 | f | 26.04 | c | 31.70 | g | 39.43 | c | 48.24 | a | 52.97 | a | 56.43 | a | 43.56 | c | 35.83 | a | 18.32 | e | 14.18 | c | 37.22 | c |
2001 | 11.61 | c | 20.39 | e | 28.45 | 32.96 | b | 41.13 | a | 46.17 | a | 56.13 | 54.66 | b | 43.00 | 29.43 | h | 24.42 | d | 12.00 | f | 35.89 | b | |||
2002 | 9.96 | h | 11.83 | d | 20.37 | d | 33.00 | c | 37.37 | a | 45.93 | b | 55.48 | b | 48.25 | c | 46.81 | d | 30.80 | a | 19.27 | d | 12.84 | f | 34.91 | b |
2003 | 15.61 | c | 18.75 | d | 25.34 | b | 29.65 | d | 41.96 | c | 47.57 | 55.71 | 57.00 | c | 40.56 | c | 33.44 | d | 23.25 | f | 13.10 | j | 36.56 | b | ||
2004 | 10.23 | i | 19.12 | e | 27.38 | b | 34.61 | b | 38.57 | c | 45.77 | 50.48 | b | 47.03 | 40.97 | 36.55 | 24.87 | 15.83 | a | 34.65 | a | |||||
2005 | 25.26 | 24.00 | 22.26 | 26.80 | 33.71 | j | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 24.58 | h | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 17.10 | 18.44 | 24.12 | 30.76 | 39.38 | 45.53 | 54.15 | 53.01 | 43.94 | 31.76 | 20.39 | 12.17 | 31.40 | |||||||||||||
S.D. | 4.74 | 3.76 | 2.84 | 2.56 | 1.71 | 2.16 | 2.77 | 3.66 | 2.79 | 4.46 | 3.62 | 2.80 | 0.80 | |||||||||||||
SKEW | 0.73 | -0.41 | 0.18 | 0.09 | 0.30 | -0.85 | -0.44 | -0.64 | 0.22 | -0.72 | 0.15 | 0.26 | -0.00 | |||||||||||||
MAX | 25.26 | 24.00 | 28.45 | 34.61 | 41.96 | 48.24 | 57.77 | 57.00 | 47.86 | 36.55 | 24.87 | 15.83 | 31.97 | |||||||||||||
MIN | 11.61 | 11.83 | 20.37 | 26.80 | 37.37 | 41.15 | 50.00 | 47.03 | 40.56 | 23.79 | 15.55 | 9.42 | 30.83 | |||||||||||||
YRS | 6 | 7 | 9 | 8 | 7 | 8 | 8 | 8 | 8 | 7 | 6 | 5 | 2 |