| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 5913 |
70.3%
|
| 2 | I have already stopped smoking cigarettes | 1053 |
12.5%
|
| 3 | Yes | 1045 |
12.4%
|
| 4 | No | 405 |
4.8%
|
| Sysmiss | 186 |