| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 3652 |
73.7%
|
| 2 | I did not smoke during the past 12 months | 442 |
8.9%
|
| 3 | Never | 298 |
6%
|
| 4 | Yes, once | 297 |
6%
|
| 5 | Yes, two or more times | 269 |
5.4%
|
| Sysmiss | 73 |