| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 773 |
72.4%
|
| 2 | I no longer smoke | 166 |
15.5%
|
| 3 | Regular | 63 |
5.9%
|
| 4 | Light | 66 |
6.2%
|
| Sysmiss | 23 |