| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked a cigarette | 397 |
75.9%
|
| 2 | None | 89 |
17%
|
| 3 | Some | 29 |
5.5%
|
| 4 | More than a half | 3 |
0.6%
|
| 5 | All or nearly all | 5 |
1%
|