| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not smoke manufactured cigarettes during the past 30 days | 5077 |
96%
|
| 2 | Less than once a week | 143 |
2.7%
|
| 3 | At least once a week but not every day | 57 |
1.1%
|
| 4 | Every day | 9 |
0.2%
|
| Sysmiss | 12 |