| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 4231 |
83.2%
|
| 2 | Did not smoke cigarettes | 371 |
7.3%
|
| 3 | Yes | 361 |
7.1%
|
| 4 | No | 122 |
2.4%
|
| Sysmiss | 153 |