| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1596 |
84%
|
| 2 | I did not smoke during the past year | 153 |
8%
|
| 3 | Yes | 106 |
5.6%
|
| 4 | No | 46 |
2.4%
|
| Sysmiss | 15 |