| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 802 |
68.8%
|
| 2 | Did not smoke cigarettes | 116 |
9.9%
|
| 3 | Yes | 120 |
10.3%
|
| 4 | No | 128 |
11%
|
| Sysmiss | 281 |