| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do not smoke now | 2326 |
68.7%
|
| 2 | Very difficult | 168 |
5%
|
| 3 | Fairly difficult | 239 |
7.1%
|
| 4 | Fairly easy | 243 |
7.2%
|
| 5 | Very easy | 409 |
12.1%
|
| Sysmiss | 28 |