| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1898 |
79.9%
|
| 2 | I do not smoke now | 275 |
11.6%
|
| 3 | Yes | 180 |
7.6%
|
| 4 | No | 21 |
0.9%
|
| Sysmiss | 12 |