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
PORE1 1 20.0% 50.0% 37.5% 33.3% 50.0%   38.9%
PORE1 2 12.5% 0.0% 14.3% 0.0% 20.0% 33.3% 14.0%
PORE1 3 57.1% 33.3% 50.0% 44.4%   22.2% 40.0%
PORE1 4 0.0% 20.0% 12.5% 37.5%   20.0% 20.0%
PORE1 5 0.0% 0.0% 0.0% 0.0% 50.0% 0.0% 4.9%
PORE1 6   50.0% 0.0% 0.0% 14.3% 0.0% 12.5%
PORE1 7 25.0% 0.0% 0.0% 0.0% 0.0% 0.0% 4.4%
PORE1 8 0.0% 20.0% 0.0% 33.3% 11.1% 33.3% 15.8%
PORE1 9 16.7% 22.2% 0.0% 14.3% 10.0%   12.5%
PORE1 10 20.0% 25.0% 62.5% 0.0% 12.5% 0.0% 20.9%
PORE1 11 20.0% 28.6% 42.9% 14.3% 50.0% 57.1% 35.1%
PORE1 12 50.0% 33.3% 40.0% 50.0% 22.2% 40.0% 38.5%