| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3606 |
61.6%
|
| 2 | I did not smoke during the past year | 996 |
17%
|
| 3 | Yes | 1103 |
18.8%
|
| 4 | No | 151 |
2.6%
|
| Sysmiss | 63 |