| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1722 |
42.3%
|
| 2 | I did not smoke during the past year | 1036 |
25.4%
|
| 3 | Yes | 1011 |
24.8%
|
| 4 | No | 305 |
7.5%
|
| Sysmiss | 17 |