| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1917 |
92.5%
|
| 2 | I have already stopped smoking cigarettes | 71 |
3.4%
|
| 3 | Yes | 74 |
3.6%
|
| 4 | No | 10 |
0.5%
|
| Sysmiss | 40 |