| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not smoke cigarettes during the past 30 days | 1361 |
94.1%
|
| 2 | No usual brand | 54 |
3.7%
|
| 3 | (Add 5 most common brands) | 19 |
1.3%
|
| 4 | Other | 12 |
0.8%
|
| Sysmiss | 72 |