| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1237 |
84.6%
|
| 2 | I did not smoke during the past year | 107 |
7.3%
|
| 3 | Yes | 87 |
5.9%
|
| 4 | No | 32 |
2.2%
|
| Sysmiss | 35 |