| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1214 |
65.6%
|
| 2 | I have already stopped smoking cigarettes | 261 |
14.1%
|
| 3 | Yes | 348 |
18.8%
|
| 4 | No | 28 |
1.5%
|
| Sysmiss | 16 |