| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1172 |
60.1%
|
| 2 | I did not smoke during the past year | 306 |
15.7%
|
| 3 | Yes | 315 |
16.1%
|
| 4 | No | 158 |
8.1%
|
| Sysmiss | 17 |