| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked a cigarette | 4210 |
92.5%
|
| 2 | I have successfully stopped smoking | 224 |
4.9%
|
| 3 | Yes | 43 |
0.9%
|
| 4 | No | 76 |
1.7%
|
| Sysmiss | 3 |