| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not smoke cigarettes during the past 30 days | 1476 |
85.8%
|
| 2 | No usual brand | 198 |
11.5%
|
| 3 | Most common brands | 41 |
2.4%
|
| 4 | Other | 6 |
0.3%
|
| Sysmiss | 64 |