| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1975 |
57.4%
|
| 2 | I don't smoke now | 489 |
14.2%
|
| 3 | Yes | 735 |
21.4%
|
| 4 | No | 239 |
7%
|
| Sysmiss | 84 |