| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 9280 |
78.5%
|
| 2 | I do not smoke now | 1744 |
14.8%
|
| 3 | Yes | 575 |
4.9%
|
| 4 | No | 219 |
1.9%
|
| Sysmiss | 128 |