| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 936 |
48.8%
|
| 2 | I am an ex-smoker | 413 |
21.5%
|
| 3 | Occasional smoker | 463 |
24.1%
|
| 4 | Frequent smoker | 65 |
3.4%
|
| 5 | Daily smoker | 42 |
2.2%
|
| Sysmiss | 2 |