| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 9917 |
81.2%
|
| 2 | I do not smoke now | 915 |
7.5%
|
| 3 | Yes | 1028 |
8.4%
|
| 4 | No | 355 |
2.9%
|
| Sysmiss | 443 |