| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 873 |
59.4%
|
| 2 | I no longer smoke | 310 |
21.1%
|
| 3 | No, I smoke, but I never mix tobacco with other drugs | 141 |
9.6%
|
| 4 | Yes, but only once or twice | 83 |
5.7%
|
| 5 | Yes, I have mixed tobacco with other drugs more than twice | 62 |
4.2%
|
| Sysmiss | 94 |