| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do not smoke now | 4062 |
85.8%
|
| 2 | Very difficult | 135 |
2.8%
|
| 3 | Fairly difficult | 120 |
2.5%
|
| 4 | Fairly easy | 134 |
2.8%
|
| 5 | Very easy | 286 |
6%
|
| Sysmiss | 64 |