| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 4736 |
84.8%
|
| 2 | I don't smoke now | 581 |
10.4%
|
| 3 | Yes | 135 |
2.4%
|
| 4 | No | 131 |
2.3%
|
| Sysmiss | 115 |