15. Have you ever smoked cigarettes every day?
1[] Yes (16)
2[] No (F5)
9[] DK (F5)
16a. About how long has it been since you last smoked cigarettes every day?
Number ____
1[] Days (17)
2[] Weeks (17)
3[] Months (if 1 year or 12 months ago, go to 16b, otherwise go to 17)
4[] Years (if 1 year or 12 months ago, to to 16 b, otherwise go to 17)
999[] DK (16b)
b. Was it within the past year or a year or more ago?
1[] Within the past year
2[] 1 year or more ago
9[] DK