| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1975 |
81.9%
|
| 2 | I do not smoke now | 303 |
12.6%
|
| 3 | No, I smoke, but I have never mixed tobacco with other drugs | 104 |
4.3%
|
| 4 | Yes, but only one time | 21 |
0.9%
|
| 5 | Yes, when I smoke I mix drugs with it | 8 |
0.3%
|
| Sysmiss | 20 |