| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2002 |
94.4%
|
| 2 | Did not smoke cigarettes | 41 |
1.9%
|
| 3 | Yes | 71 |
3.3%
|
| 4 | No | 7 |
0.3%
|
| Sysmiss | 79 |