| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1576 |
91.8%
|
| 2 | I have already stopped smoking cigarettes | 46 |
2.7%
|
| 3 | Yes | 84 |
4.9%
|
| 4 | No | 11 |
0.6%
|
| Sysmiss | 6 |