| Value | Category | Cases | |
|---|---|---|---|
| 1 | I never smoked cigarettes. | 948 |
26.4%
|
| 2 | I don't smoke now. | 454 |
12.6%
|
| 3 | Very difficult. | 568 |
15.8%
|
| 4 | Fairly difficult. | 1623 |
45.2%
|
| 5 | Fairly easy. | 0 |
0%
|
| 6 | Very easy | 0 |
0%
|
| Sysmiss | 434 |