| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do not smoke now | 4716 |
89.4%
|
| 2 | Very difficult | 224 |
4.2%
|
| 3 | Fairly difficult | 25 |
0.5%
|
| 4 | Fairly easy | 29 |
0.5%
|
| 5 | Very easy | 284 |
5.4%
|
| Sysmiss | 20 |