| Value | Category | Cases | |
|---|---|---|---|
| 1 | I never smoked cigarettes. | 4839 |
77%
|
| 2 | I didn't stop smoking. | 401 |
6.4%
|
| 3 | It was very difficult. | 179 |
2.8%
|
| 4 | It was rather difficult. | 135 |
2.1%
|
| 5 | It was rather easy. | 178 |
2.8%
|
| 6 | It was very easy. | 555 |
8.8%
|
| Sysmiss | 91 |