| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1458 |
82.1%
|
| 2 | I did not smoke during the past year | 177 |
10%
|
| 3 | Yes | 115 |
6.5%
|
| 4 | No | 26 |
1.5%
|
| Sysmiss | 28 |