| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1769 |
60.3%
|
| 2 | I did not smoke during the past 12 months | 345 |
11.8%
|
| 3 | Yes | 440 |
15%
|
| 4 | No | 381 |
13%
|
| Sysmiss | 40 |