| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1634 |
77.5%
|
| 2 | I did not smoke during the past year | 195 |
9.2%
|
| 3 | Yes | 165 |
7.8%
|
| 4 | No | 115 |
5.5%
|
| Sysmiss | 49 |