| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 5630 |
86.8%
|
| 2 | I don't smoke now | 418 |
6.4%
|
| 3 | Yes | 385 |
5.9%
|
| 4 | No | 52 |
0.8%
|
| Sysmiss | 33 |