| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 2026 |
52.2%
|
| 2 | I did not smoke during the past 12 months | 739 |
19%
|
| 3 | Yes | 856 |
22.1%
|
| 4 | No | 259 |
6.7%
|
| Sysmiss | 31 |