| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3163 |
77.3%
|
| 2 | I don't smoke now | 463 |
11.3%
|
| 3 | Yes | 389 |
9.5%
|
| 4 | No | 79 |
1.9%
|
| Sysmiss | 34 |