| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 13957 |
94.1%
|
| 2 | Yes, from a program or professional | 239 |
1.6%
|
| 3 | Yes, from a friend | 408 |
2.8%
|
| 4 | Yes, from a family member | 225 |
1.5%
|
| Sysmiss | 781 |