| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3392 |
81.9%
|
| 2 | I have already stopped smoking cigarettes | 299 |
7.2%
|
| 3 | Yes | 255 |
6.2%
|
| 4 | No | 195 |
4.7%
|
| Sysmiss | 136 |