| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2744 |
83.6%
|
| 2 | I did not smoke during the past year | 280 |
8.5%
|
| 3 | Yes | 144 |
4.4%
|
| 4 | No | 115 |
3.5%
|
| Sysmiss | 19 |