| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, but I didn't think much of them | 680 |
28.6%
|
| 2 | Yes, and they led me to think about quitting smoking or not starting smoking | 459 |
19.3%
|
| 3 | No | 1238 |
52.1%
|
| Sysmiss | 129 |