| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3425 |
73.9%
|
| 2 | I have already stopped smoking cigarettes | 545 |
11.8%
|
| 3 | Yes | 573 |
12.4%
|
| 4 | No | 93 |
2%
|
| Sysmiss | 91 |