| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3629 |
86.9%
|
| 2 | I don't smoke now | 308 |
7.4%
|
| 3 | Yes | 162 |
3.9%
|
| 4 | No | 75 |
1.8%
|
| Sysmiss | 146 |