| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 25 |
65.8%
|
| 2 | I do not smoke now | 8 |
21.1%
|
| 3 | Yes | 4 |
10.5%
|
| 4 | No | 1 |
2.6%
|