| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1467 |
84.6%
|
| 2 | I have already stopped smoking cigarettes | 154 |
8.9%
|
| 3 | Yes | 98 |
5.6%
|
| 4 | No | 16 |
0.9%
|
| Sysmiss | 37 |