| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1438 |
82.4%
|
| 2 | I did not smoke cigarettes during the past year | 119 |
6.8%
|
| 3 | Yes | 120 |
6.9%
|
| 4 | No | 68 |
3.9%
|
| Sysmiss | 6 |