| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1318 |
83%
|
| 2 | I did not smoke during the past 12 months | 138 |
8.7%
|
| 3 | Yes | 65 |
4.1%
|
| 4 | No | 67 |
4.2%
|
| Sysmiss | 12 |