| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1580 |
78.3%
|
| 2 | I have already stopped smoking cigarettes | 239 |
11.8%
|
| 3 | Yes | 165 |
8.2%
|
| 4 | No | 33 |
1.6%
|
| Sysmiss | 32 |