| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3557 |
77.5%
|
| 2 | I don't smoke now | 511 |
11.1%
|
| 3 | Yes | 444 |
9.7%
|
| 4 | No | 79 |
1.7%
|
| Sysmiss | 27 |