| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not smoke manufactured cigarettes during the past 30 days | 3172 |
79.6%
|
| 2 | Less than once a week | 246 |
6.2%
|
| 3 | At least once a week but not every day | 201 |
5%
|
| 4 | Every day | 367 |
9.2%
|
| Sysmiss | 56 |