YearPercentage days with good airPercentage days with moderate airPercentage days with unhealthy air for sensitive groupsPercentage days with unhealthy air
199793.10%6.90%0.00%0.00%
199880.00%20.00%0.00%0.00%
199994.52%5.48%0.00%0.00%
200098.96%1.04%0.00%0.00%
200197.67%2.33%0.00%0.00%
200298.11%1.89%0.00%0.00%
200395.33%4.67%0.00%0.00%
2004100.00%0.00%0.00%0.00%
200598.35%1.65%0.00%0.00%
200696.33%3.67%0.00%0.00%
200793.10%6.90%0.00%0.00%