| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1481 |
67.4%
|
| 2 | I did not smoke during the past year | 390 |
17.7%
|
| 3 | Yes | 192 |
8.7%
|
| 4 | No | 135 |
6.1%
|
| Sysmiss | 9 |