| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2093 |
87%
|
| 2 | I did not smoke during the past year | 192 |
8%
|
| 3 | Yes | 77 |
3.2%
|
| 4 | No | 43 |
1.8%
|
| Sysmiss | 116 |