| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not smoke manufactured cigarettes during the past 30 days (one month) | 3861 |
83.1%
|
| 2 | Less than once a week | 385 |
8.3%
|
| 3 | At least once a week but not every day | 260 |
5.6%
|
| 4 | Every day | 141 |
3%
|
| Sysmiss | 124 |