| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1564 |
71%
|
| 2 | I did not smoke during the past 12 months | 326 |
14.8%
|
| 3 | Yes | 207 |
9.4%
|
| 4 | No | 105 |
4.8%
|
| Sysmiss | 10 |