| Value | Category | Cases | |
|---|---|---|---|
| 1 | LIGHT | 104 |
3.4%
|
| 2 | MILD | 11 |
0.4%
|
| 3 | LOW TAR | 2 |
0.1%
|
| 4 | NONE OF THE ABOVE | 2483 |
80.9%
|
| 7 | DON'T KNOW | 468 |
15.2%
|
| 9 | REFUSED | 1 |
0%
|
| Sysmiss | 17497 |