| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do not smoke now | 3060 |
79.6%
|
| 2 | Very difficult | 195 |
5.1%
|
| 3 | Fairly difficult | 36 |
0.9%
|
| 4 | Fairly easy | 42 |
1.1%
|
| 5 | Very easy | 509 |
13.2%
|
| Sysmiss | 75 |