| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2457 |
84.7%
|
| 2 | I have already stopped smoking cigarettes | 222 |
7.7%
|
| 3 | Yes | 193 |
6.7%
|
| 4 | No | 29 |
1%
|
| Sysmiss | 32 |