| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2405 |
88.6%
|
| 2 | I did not smoke during the past year | 141 |
5.2%
|
| 3 | Yes | 90 |
3.3%
|
| 4 | No | 79 |
2.9%
|
| Sysmiss | 12 |