| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1572 |
81.1%
|
| 2 | I don't smoke now | 175 |
9%
|
| 3 | Yes | 108 |
5.6%
|
| 4 | No | 84 |
4.3%
|
| Sysmiss | 23 |