| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 767 |
56.6%
|
| 2 | I did not smoke during the past 12 months | 252 |
18.6%
|
| 3 | Yes | 184 |
13.6%
|
| 4 | No | 151 |
11.2%
|
| Sysmiss | 13 |