| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 2082 |
79.6%
|
| 2 | I did not smoke during the past 12 months | 241 |
9.2%
|
| 3 | Yes | 137 |
5.2%
|
| 4 | No | 156 |
6%
|
| Sysmiss | 13 |