| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked a cigarette | 1487 |
77.7%
|
| 2 | I have successfully stopped smoking | 196 |
10.2%
|
| 3 | Yes | 137 |
7.2%
|
| 4 | No | 94 |
4.9%
|
| Sysmiss | 32 |