| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 4855 |
85.8%
|
| 2 | I don't smoke now | 420 |
7.4%
|
| 3 | Yes | 334 |
5.9%
|
| 4 | No | 51 |
0.9%
|
| Sysmiss | 38 |