| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1500 |
84.6%
|
| 2 | I have already stopped smoking cigarettes | 149 |
8.4%
|
| 3 | Yes | 103 |
5.8%
|
| 4 | No | 22 |
1.2%
|
| Sysmiss | 11 |