| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never tried smoking | 585 |
31.8%
|
| 2 | I have been able to stop smoking | 313 |
17%
|
| 3 | Yes, that has happened to me | 101 |
5.5%
|
| 4 | No, that hasn't happened to me | 838 |
45.6%
|
| Sysmiss | 20 |