| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 5154 |
82.5%
|
| 2 | I did not smoke during the past year | 543 |
8.7%
|
| 3 | Yes | 408 |
6.5%
|
| 4 | No | 143 |
2.3%
|
| Sysmiss | 21 |