| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 892 |
49.3%
|
| 2 | I no longer smoke cigarettes | 485 |
26.8%
|
| 3 | No, I smoke cigarettes but I have never mixed them with other drugs | 346 |
19.1%
|
| 4 | Yes, I have mixed but only once or twice | 49 |
2.7%
|
| 5 | Yes, I have mixed cigarettes with other drugs more than twice | 38 |
2.1%
|
| Sysmiss | 13 |