Thinking back to April of 2013, how many times did you reduce or
change your outdoor activity level because you thought the air
quality was bad or was affecting how well you felt?
Please do not include times when you made changes because
of high pollen or other allergens.

Response Unweighted Frequency Weighted Percentage Standard Error 95% Confidence Limit
Lower Upper
0 Times 6248 96.5 0.3 95.9 97.0
1-15 Times 228 3.2 0.3 2.7 3.7
16-30 Times 20 0.3 0.1 0.1 0.4
31 + Times 7 0.1 0.0 0.0 0.1

Among all respondents, excluding unknowns and refusals.
 
Asked only in May 2013-December 2013
 
On Questionnaire Split B