| Value | Category | Cases | |
|---|---|---|---|
| 1 | During the past month, I did not smoke industrial cigarettes. | 3399 |
75%
|
| 2 | Less than once a week. | 468 |
10.3%
|
| 3 | At least once a week but not every day. | 516 |
11.4%
|
| 4 | Every day. | 151 |
3.3%
|
| Sysmiss | 9 |