| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1540 |
51.4%
|
| 2 | I did not smoke during the past year | 661 |
22%
|
| 3 | Yes | 557 |
18.6%
|
| 4 | No | 240 |
8%
|
| Sysmiss | 14 |