| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do not smoke now | 4455 |
87.7%
|
| 2 | Very difficult | 126 |
2.5%
|
| 3 | Fairly difficult | 69 |
1.4%
|
| 4 | Fairly easy | 123 |
2.4%
|
| 5 | Very easy | 306 |
6%
|
| Sysmiss | 62 |