| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2272 |
88.8%
|
| 2 | Did not smoke cigarettes | 106 |
4.1%
|
| 3 | Yes | 119 |
4.7%
|
| 4 | No | 61 |
2.4%
|
| Sysmiss | 117 |