| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3241 |
81%
|
| 2 | I did not smoke during the past year | 429 |
10.7%
|
| 3 | Yes | 230 |
5.7%
|
| 4 | No | 101 |
2.5%
|
| Sysmiss | 70 |