| Value | Category | Cases | |
|---|---|---|---|
| 1 | I never smoked cigarettes. | 8201 |
58.4%
|
| 2 | I didn't stop smoking. | 1308 |
9.3%
|
| 3 | It was very difficult. | 800 |
5.7%
|
| 4 | It was rather difficult. | 1471 |
10.5%
|
| 5 | It was rather easy. | 2253 |
16%
|
| 6 | It was very easy. | 11 |
0.1%
|
| Sysmiss | 68 |