| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1643 |
74.9%
|
| 2 | I did not smoke during the past year | 224 |
10.2%
|
| 3 | Yes | 200 |
9.1%
|
| 4 | No | 128 |
5.8%
|
| Sysmiss | 55 |