| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 234 |
64.6%
|
| 2 | Several days | 67 |
18.5%
|
| 3 | More than half the days | 36 |
9.9%
|
| 4 | Nearly every day | 25 |
6.9%
|
| Sysmiss | 195 |