| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1259 |
77.2%
|
| 2 | Did not smoke cigarettes | 128 |
7.8%
|
| 3 | Yes | 141 |
8.6%
|
| 4 | No | 103 |
6.3%
|
| Sysmiss | 390 |