| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 2027 |
59.5%
|
| 2 | I did not smoke during the past 12 months | 692 |
20.3%
|
| 3 | Yes | 419 |
12.3%
|
| 4 | No | 269 |
7.9%
|
| Sysmiss | 6 |