| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1726 |
74.8%
|
| 2 | I did not smoke during the past 12 months | 203 |
8.8%
|
| 3 | Yes | 186 |
8.1%
|
| 4 | No | 191 |
8.3%
|
| Sysmiss | 33 |