| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1188 |
38.1%
|
| 2 | I have already stopped smoking cigarettes | 766 |
24.6%
|
| 3 | Yes | 1021 |
32.7%
|
| 4 | No | 143 |
4.6%
|
| Sysmiss | 32 |