| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1325 |
83%
|
| 2 | I did not smoke during the past 12 months | 106 |
6.6%
|
| 3 | Yes | 46 |
2.9%
|
| 4 | No | 119 |
7.5%
|
| Sysmiss | 19 |