| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 888 |
53.9%
|
| 2 | I did not smoke during the past year | 285 |
17.3%
|
| 3 | Yes | 327 |
19.9%
|
| 4 | No | 146 |
8.9%
|
| Sysmiss | 21 |