| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1537 |
79%
|
| 2 | I don't smoke now | 196 |
10.1%
|
| 3 | Yes | 183 |
9.4%
|
| 4 | No | 30 |
1.5%
|
| Sysmiss | 4 |