| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 273 |
37.1%
|
| 2 | I did not smoke during the past year | 187 |
25.4%
|
| 3 | Yes | 229 |
31.1%
|
| 4 | No | 47 |
6.4%
|