| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 5122 |
82.4%
|
| 2 | I don't smoke now | 458 |
7.4%
|
| 3 | Yes | 503 |
8.1%
|
| 4 | No | 132 |
2.1%
|
| Sysmiss | 13 |