| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never used electronic cigarettes | 420 |
46.9%
|
| 2 | Never | 134 |
15%
|
| 3 | Rarely | 185 |
20.6%
|
| 4 | Sometimes | 86 |
9.6%
|
| 5 | Most of the time | 52 |
5.8%
|
| 6 | Always | 19 |
2.1%
|
| Sysmiss | 23 |