| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not smoke manufactured cigarettes during the past 30 days | 4255 |
91.5%
|
| 2 | Less than once a week | 194 |
4.2%
|
| 3 | At least once a week but not every day | 127 |
2.7%
|
| 4 | Every day | 75 |
1.6%
|
| Sysmiss | 21 |