| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1898 |
75.1%
|
| 2 | I do not smoke cigarettes now | 251 |
9.9%
|
| 3 | Yes | 221 |
8.7%
|
| 4 | No | 157 |
6.2%
|
| Sysmiss | 37 |