| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 2037 |
83.4%
|
| 2 | I did not smoke during the past 12 months | 205 |
8.4%
|
| 3 | Yes | 123 |
5%
|
| 4 | No | 78 |
3.2%
|
| Sysmiss | 5 |