| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3744 |
76.1%
|
| 2 | I did not smoke during the past year | 507 |
10.3%
|
| 3 | Yes | 353 |
7.2%
|
| 4 | No | 318 |
6.5%
|
| Sysmiss | 29 |