| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1171 |
63.5%
|
| 2 | Did not smoke cigarettes | 214 |
11.6%
|
| 3 | Yes | 239 |
13%
|
| 4 | No | 220 |
11.9%
|
| Sysmiss | 574 |