| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 2147 |
62.4%
|
| 2 | I have not stopped smoking | 119 |
3.5%
|
| 3 | It was very difficult | 378 |
11%
|
| 4 | It was rather difficult | 159 |
4.6%
|
| 5 | It was rather easy | 159 |
4.6%
|
| 6 | It was very easy | 481 |
14%
|
| Sysmiss | 31 |