| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1620 |
81.1%
|
| 2 | I did not smoke during the past year | 235 |
11.8%
|
| 3 | Yes | 76 |
3.8%
|
| 4 | No | 67 |
3.4%
|
| Sysmiss | 13 |