| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 689 |
68.8%
|
| 2 | Per unit | 86 |
8.6%
|
| 3 | Per pack | 27 |
2.7%
|
| 4 | I do not buy cigarettes | 200 |
20%
|
| Sysmiss | 4 |