| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2503 |
86.3%
|
| 2 | I did not smoke during the past year | 143 |
4.9%
|
| 3 | Yes | 185 |
6.4%
|
| 4 | No | 68 |
2.3%
|
| Sysmiss | 14 |