| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1481 |
83.5%
|
| 2 | I did not smoke during the past year | 197 |
11.1%
|
| 3 | Yes | 62 |
3.5%
|
| 4 | No | 34 |
1.9%
|
| Sysmiss | 11 |