| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2119 |
64.6%
|
| 2 | I did not smoke during the past year | 551 |
16.8%
|
| 3 | Yes | 288 |
8.8%
|
| 4 | No | 324 |
9.9%
|
| Sysmiss | 95 |