| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1431 |
75.6%
|
| 2 | I don't smoke now | 202 |
10.7%
|
| 3 | Yes | 214 |
11.3%
|
| 4 | No | 45 |
2.4%
|
| Sysmiss | 8 |