| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not smoke cigarettes during the past 30 days | 1225 |
88.1%
|
| 2 | No usual brand | 46 |
3.3%
|
| 3 | Marlboro | 92 |
6.6%
|
| 4 | Other | 27 |
1.9%
|
| Sysmiss | 44 |