| Value | Category | Cases | |
|---|---|---|---|
| 1 | LIGHT | 436 |
43.5%
|
| 2 | MILD | 61 |
6.1%
|
| 3 | LOW TAR | 99 |
9.9%
|
| 4 | NONE OF THE ABOVE | 258 |
25.7%
|
| 7 | DON’T KNOW | 114 |
11.4%
|
| 9 | REFUSED | 35 |
3.5%
|
| Sysmiss | 3422 |