| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1541 |
93.3%
|
| 2 | I did not smoke during the past year | 52 |
3.1%
|
| 3 | Yes | 40 |
2.4%
|
| 4 | No | 19 |
1.2%
|
| Sysmiss | 28 |