About how long has it been since you last smoked cigarettes regularly, that is, daily?
(among former smokers)

Response Number of Respondents at Risk (n) Weighted Percent
Within the past month 15 1.6
Within the past 3 months 21 2.6
Within the past 6 months 40 5.1
Within the past year 43 5.4
Within the past 5 years 160 18.3
Within the past 15 years 224 26.0
15 or more years ago 346 39.3
Never smoked regularly 12 1.7