| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1277 |
73.4%
|
| 2 | I did not smoke during the past year | 206 |
11.8%
|
| 3 | Yes | 179 |
10.3%
|
| 4 | No | 77 |
4.4%
|
| Sysmiss | 1 |