| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1022 |
71.7%
|
| 2 | I don't smoke now | 175 |
12.3%
|
| 3 | Yes | 91 |
6.4%
|
| 4 | No | 137 |
9.6%
|
| Sysmiss | 17 |