| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3667 |
86.3%
|
| 2 | I don't smoke now | 370 |
8.7%
|
| 3 | Yes | 159 |
3.7%
|
| 4 | No | 53 |
1.2%
|
| Sysmiss | 24 |