| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1082 |
66.3%
|
| 2 | I have already stopped smoking cigarettes | 182 |
11.1%
|
| 3 | Yes | 249 |
15.2%
|
| 4 | No | 120 |
7.3%
|
| Sysmiss | 67 |