| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 4042 |
78.2%
|
| 2 | I have already stopped smoking cigarettes | 534 |
10.3%
|
| 3 | Yes | 398 |
7.7%
|
| 4 | No | 194 |
3.8%
|
| Sysmiss | 140 |