| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2196 |
67.5%
|
| 2 | I have already stopped smoking cigarettes | 364 |
11.2%
|
| 3 | Yes | 385 |
11.8%
|
| 4 | No | 309 |
9.5%
|
| Sysmiss | 123 |