| Value | Category | Cases | |
|---|---|---|---|
| 1 | I never smoked cigarettes. | 2352 |
62.9%
|
| 2 | I didn't stop smoking. | 249 |
6.7%
|
| 3 | It was very difficult. | 104 |
2.8%
|
| 4 | It was rather difficult. | 127 |
3.4%
|
| 5 | It was rather easy. | 306 |
8.2%
|
| 6 | It was very easy. | 601 |
16.1%
|
| Sysmiss | 23 |