| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 2862 |
75.2%
|
| 2 | I don't smoke now | 384 |
10.1%
|
| 3 | Yes | 481 |
12.6%
|
| 4 | No | 79 |
2.1%
|
| Sysmiss | 12 |