| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not smoke tobacco in the past 30 days 2,920 | 3167 |
59.8%
|
| 2 | Yes | 186 |
3.5%
|
| 3 | No | 1939 |
36.6%
|
| Sysmiss | 117 |