| Value | Category | Cases | |
|---|---|---|---|
| 1 | I never smoked cigarettes. | 3551 |
77.3%
|
| 2 | I didn't stop smoking. | 275 |
6%
|
| 3 | It was very difficult. | 124 |
2.7%
|
| 4 | It was rather difficult. | 82 |
1.8%
|
| 5 | It was rather easy. | 172 |
3.7%
|
| 6 | It was very easy. | 388 |
8.4%
|
| Sysmiss | 135 |