| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not smoke manufactured cigarettes during the past 30 days | 4166 |
82.6%
|
| 2 | Less than once a week | 302 |
6%
|
| 3 | At least once a week but not every day | 290 |
5.7%
|
| 4 | Every day | 287 |
5.7%
|
| Sysmiss | 109 |