| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2085 |
62.6%
|
| 2 | I did not smoke during the past year | 539 |
16.2%
|
| 3 | Yes | 424 |
12.7%
|
| 4 | No | 285 |
8.6%
|
| Sysmiss | 93 |