| Value | Category | Cases | |
|---|---|---|---|
| 1 | I never smoked cigarettes. | 3034 |
63.4%
|
| 2 | I didn't stop smoking. | 268 |
5.6%
|
| 3 | It was very difficult. | 233 |
4.9%
|
| 4 | It was rather difficult. | 121 |
2.5%
|
| 5 | It was rather easy. | 372 |
7.8%
|
| 6 | It was very easy. | 755 |
15.8%
|
| Sysmiss | 45 |