| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 909 |
68.1%
|
| 2 | I am not currently smoking | 334 |
25%
|
| 3 | Yes | 62 |
4.6%
|
| 4 | No | 29 |
2.2%
|
| Sysmiss | 4 |