| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do not smoke now | 3108 |
80.8%
|
| 2 | Very difficult | 143 |
3.7%
|
| 3 | Fairly difficult | 26 |
0.7%
|
| 4 | Fairly easy | 35 |
0.9%
|
| 5 | Very easy | 536 |
13.9%
|
| Sysmiss | 69 |