| Value | Category | Cases | |
|---|---|---|---|
| 1 | I never smoked cigarettes. | 2198 |
57.5%
|
| 2 | I don't smoke now. | 732 |
19.1%
|
| 3 | Very difficult. | 291 |
7.6%
|
| 4 | Fairly difficult. | 288 |
7.5%
|
| 5 | Fairly easy. | 184 |
4.8%
|
| 6 | Very easy | 130 |
3.4%
|
| Sysmiss | 38 |