| Value | Category | Cases | |
|---|---|---|---|
| 1 | I never smoked | 2228 |
88.1%
|
| 2 | I succeeded in making it | 206 |
8.1%
|
| 3 | Yes | 46 |
1.8%
|
| 4 | No | 48 |
1.9%
|
| Sysmiss | 19 |