| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 715 |
48.1%
|
| 2 | An ex-smoker | 358 |
24.1%
|
| 3 | An occasional smoker | 192 |
12.9%
|
| 4 | A frequent smoker | 45 |
3%
|
| 5 | A daily smoker | 176 |
11.8%
|
| Sysmiss | 9 |