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
SNPA1 1 14.3% 0.0% 0.0%   0.0% 0.0% 3.1%
SNPA1 2 0.0% 0.0% 0.0%   22.2% 0.0% 5.4%
SNPA1 3 20.0% 0.0% 12.5% 11.1% 0.0% 0.0% 6.3%
SNPA1 4 11.1% 25.0% 33.3% 22.2% 0.0% 20.0% 18.2%
SNPA1 5 33.3% 33.3% 22.2% 22.2% 18.2% 10.0% 21.6%
SNPA1 6 0.0% 0.0% 0.0% 0.0% 10.0% 22.2% 7.3%
SNPA1 7 12.5% 80.0% 66.7% 33.3% 50.0% 27.3% 40.8%
SNPA1 8 44.4% 40.0%   33.3% 60.0% 40.0% 44.2%
SNPA1 9 37.5% 25.0%   20.0% 40.0% 33.3% 31.1%
SNPA1 10 12.5% 25.0%   30.0% 0.0% 22.2% 17.4%
SNPA1 11 25.0% 0.0%   37.5% 30.0% 50.0% 31.0%
SNPA1 12 16.7% 14.3%   0.0% 10.0% 18.2% 11.4%