| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, but I didn't think much of them | 2489 |
49.4%
|
| 2 | Yes, and they led me to think about quitting smoking or not starting smoking | 999 |
19.8%
|
| 3 | No | 1552 |
30.8%
|
| Sysmiss | 114 |