| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1955 |
89.1%
|
| 2 | I don't smoke now | 114 |
5.2%
|
| 3 | Yes | 74 |
3.4%
|
| 4 | No | 52 |
2.4%
|
| Sysmiss | 13 |