| Value | Category | Cases | |
|---|---|---|---|
| 1 | During the past month, I did not smoke industrial cigarettes. | 1414 |
76.5%
|
| 2 | Less than once a week. | 117 |
6.3%
|
| 3 | At least once a week but not every day. | 138 |
7.5%
|
| 4 | Every day. | 180 |
9.7%
|
| Sysmiss | 5 |