| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, but I didn't think much of them | 32583 |
50.7%
|
| 2 | Yes, and they led me to think about quitting smoking or not starting smoking | 10832 |
16.9%
|
| 3 | No | 20861 |
32.5%
|
| Sysmiss | 1259 |