| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 10067 |
80.6%
|
| 2 | I don't smoke now | 1229 |
9.8%
|
| 3 | Yes | 778 |
6.2%
|
| 4 | No | 414 |
3.3%
|
| Sysmiss | 97 |