| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1800 |
83.1%
|
| 2 | I do not smoke now | 165 |
7.6%
|
| 3 | Yes | 174 |
8%
|
| 4 | No | 27 |
1.2%
|
| Sysmiss | 8 |