| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 4933 |
67.4%
|
| 2 | I do not smoke now | 658 |
9%
|
| 3 | Yes | 1555 |
21.2%
|
| 4 | No | 172 |
2.4%
|
| Sysmiss | 160 |