| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 232 |
64.1%
|
| 2 | Several days | 69 |
19.1%
|
| 3 | More than half the days | 39 |
10.8%
|
| 4 | Nearly every day | 22 |
6.1%
|
| Sysmiss | 195 |