| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 7480 |
70%
|
| 2 | I did not smoke during the past year | 1353 |
12.7%
|
| 3 | Yes | 1307 |
12.2%
|
| 4 | No | 545 |
5.1%
|
| Sysmiss | 148 |