| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do not smoke now | 3279 |
81.2%
|
| 2 | Very difficult | 53 |
1.3%
|
| 3 | Fairly difficult | 49 |
1.2%
|
| 4 | Fairly easy | 143 |
3.5%
|
| 5 | Very easy | 514 |
12.7%
|
| Sysmiss | 27 |