| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 747 |
59.2%
|
| 2 | I did not smoke during the past year | 222 |
17.6%
|
| 3 | Yes | 179 |
14.2%
|
| 4 | No | 113 |
9%
|
| Sysmiss | 36 |