| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1640 |
88.5%
|
| 2 | I do not smoke now | 135 |
7.3%
|
| 3 | Yes | 40 |
2.2%
|
| 4 | No | 39 |
2.1%
|
| Sysmiss | 40 |