Percentage of worst days happened in each month based on data available during the year 1997-2002

Location Month 1997 1998 1999 2000 2001 2002 Total
ZION1 1         37.5% 0.0% 24.0%
ZION1 2         0.0% 30.0% 15.8%
ZION1 3       0.0% 6.3% 10.0% 7.1%
ZION1 4       11.1% 5.9% 10.0% 8.3%
ZION1 5       11.1% 15.8% 10.0% 13.2%
ZION1 6       0.0% 11.8% 28.6% 12.5%
ZION1 7       22.2% 0.0% 54.5% 22.9%
ZION1 8       50.0% 11.1% 66.7% 33.3%
ZION1 9       30.0% 0.0% 0.0% 7.9%
ZION1 10       10.0% 20.0% 0.0% 10.0%
ZION1 11       20.0% 25.0% 20.0% 21.9%
ZION1 12       44.4% 27.3% 12.5% 28.6%