| Value | Category | Cases | |
|---|---|---|---|
| 1 | During the past month, I did not smoke industrial cigarettes. | 10489 |
89.2%
|
| 2 | Less than once a week. | 494 |
4.2%
|
| 3 | At least once a week but not every day. | 376 |
3.2%
|
| 4 | Every day. | 405 |
3.4%
|
| Sysmiss | 182 |