| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2756 |
76.4%
|
| 2 | I did not smoke during the past year | 463 |
12.8%
|
| 3 | Yes | 259 |
7.2%
|
| 4 | No | 131 |
3.6%
|
| Sysmiss | 39 |