| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2816 |
74.6%
|
| 2 | I do not smoke now | 471 |
12.5%
|
| 3 | Yes | 317 |
8.4%
|
| 4 | No | 171 |
4.5%
|
| Sysmiss | 54 |