| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2186 |
51.9%
|
| 2 | I have already stopped smoking cigarettes | 741 |
17.6%
|
| 3 | Yes | 1087 |
25.8%
|
| 4 | No | 201 |
4.8%
|
| Sysmiss | 30 |