| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2618 |
84.6%
|
| 2 | I did not smoke during the past year | 224 |
7.2%
|
| 3 | Yes | 190 |
6.1%
|
| 4 | No | 62 |
2%
|
| Sysmiss | 19 |