| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3245 |
70.6%
|
| 2 | I have already stopped smoking cigarettes | 609 |
13.2%
|
| 3 | Yes | 672 |
14.6%
|
| 4 | No | 72 |
1.6%
|
| Sysmiss | 37 |