| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1531 |
92.4%
|
| 2 | I have already stopped smoking cigarettes | 47 |
2.8%
|
| 3 | Yes | 67 |
4%
|
| 4 | No | 12 |
0.7%
|
| Sysmiss | 23 |