| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3228 |
80.5%
|
| 2 | I have already stopped smoking cigarettes | 379 |
9.5%
|
| 3 | Yes | 334 |
8.3%
|
| 4 | No | 69 |
1.7%
|
| Sysmiss | 28 |