| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, but I didn't think much of them | 1329 |
26.8%
|
| 2 | Yes, and they led me to think about quitting smoking or not starting smoking | 777 |
15.7%
|
| 3 | No | 2856 |
57.6%
|
| Sysmiss | 193 |