| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2328 |
70.7%
|
| 2 | I did not smoke during the past year | 343 |
10.4%
|
| 3 | Yes | 486 |
14.8%
|
| 4 | No | 137 |
4.2%
|
| Sysmiss | 9 |