| Value | Category | Cases | |
|---|---|---|---|
| 0 | Absolutely not | 972 |
76.1%
|
| 1 | Several days | 205 |
16%
|
| 2 | More than half days | 45 |
3.5%
|
| 3 | Almost daily | 56 |
4.4%
|
| Sysmiss | 424 |