| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1187 |
61.7%
|
| 2 | Did not smoke cigarettes | 343 |
17.8%
|
| 3 | Yes | 311 |
16.2%
|
| 4 | No | 83 |
4.3%
|
| Sysmiss | 169 |