| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1988 | ----- | z | ----- | z | ----- | z | 21.00 | i | 19.00 | a | 21.00 | a | 26.00 | a | 32.00 | b | 16.00 | 18.00 | a | 11.00 | -27.00 | -27.00 | ||||
| 1989 | -20.00 | b | -32.00 | 6.00 | a | 20.00 | c | 17.00 | k | 25.00 | e | 29.00 | m | 26.00 | 23.00 | 12.00 | 0.00 | b | 4.00 | -32.00 | ||||||
| 1990 | -6.00 | a | -14.00 | e | 8.00 | d | 17.00 | f | 2.00 | n | 25.00 | r | 32.00 | ----- | z | 27.00 | e | 14.00 | m | 10.00 | -31.00 | a | -31.00 | |||
| 1991 | -5.00 | b | 12.00 | d | 7.00 | a | 15.00 | 18.00 | 25.00 | a | 35.00 | 35.00 | d | 20.00 | e | 17.00 | o | 10.00 | b | 8.00 | -5.00 | |||||
| 1992 | 5.00 | a | 15.00 | a | 12.00 | 10.00 | b | ----- | z | 26.00 | c | 34.00 | a | 26.00 | a | 24.00 | r | 11.00 | g | 6.00 | -13.00 | a | -13.00 | |||
| 1993 | -12.00 | b | -5.00 | -2.00 | 23.00 | 24.00 | 25.00 | 28.00 | a | 26.00 | 18.00 | 19.00 | -13.00 | 4.00 | -13.00 | |||||||||||
| 1994 | 5.00 | 4.00 | 11.00 | 16.00 | 23.00 | 25.00 | 33.00 | 30.00 | 25.00 | 10.00 | -5.00 | -3.00 | -5.00 | |||||||||||||
| 1995 | 7.00 | -1.00 | 14.00 | 20.00 | 26.00 | 26.00 | 30.00 | 26.00 | 28.00 | s | 12.00 | g | 3.00 | 3.00 | -1.00 | |||||||||||
| 1996 | 6.00 | -2.00 | 13.00 | 19.00 | 18.00 | k | 23.00 | j | 44.00 | z | ----- | z | ----- | z | 29.00 | z | 14.00 | 12.00 | l | -2.00 | ||||||
| 1997 | -4.00 | 14.00 | n | 14.00 | d | 12.00 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | -4.00 | ||
| 1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 2000 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 2001 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 2002 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 2004 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 2005 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 2006 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 2007 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 2008 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 2009 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 2010 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 2011 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 2012 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 17.00 | m | -9.00 | b | -9.00 | |
| 2013 | 6.00 | w | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 16.00 | z | 6.00 | |
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | -2.67 | -2.88 | 9.22 | 17.57 | 22.00 | 24.71 | 31.14 | 28.71 | 21.50 | 14.75 | 4.00 | -7.11 | -9.00 | |||||||||||||
| S.D. | 9.30 | 14.97 | 5.17 | 4.28 | 3.39 | 1.70 | 3.29 | 3.68 | 4.23 | 4.43 | 8.75 | 14.14 | 5.66 | |||||||||||||
| SKEW | -0.60 | -0.76 | -1.12 | -0.61 | -0.13 | -1.70 | -0.41 | 0.74 | 0.00 | -0.07 | -0.78 | -0.68 | 0.00 | |||||||||||||
| MAX | 7.00 | 15.00 | 14.00 | 23.00 | 26.00 | 26.00 | 35.00 | 35.00 | 27.00 | 19.00 | 14.00 | 8.00 | -5.00 | |||||||||||||
| MIN | -20.00 | -32.00 | -2.00 | 10.00 | 18.00 | 21.00 | 26.00 | 26.00 | 16.00 | 10.00 | -13.00 | -31.00 | -13.00 | |||||||||||||
| NO YRS | 9 | 8 | 9 | 7 | 5 | 7 | 7 | 7 | 6 | 4 | 9 | 9 | 2 | |||||||||||||