| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 755 |
56.2%
|
| 2 | Several days | 441 |
32.8%
|
| 3 | More than half the days | 90 |
6.7%
|
| 4 | Nearly every day | 58 |
4.3%
|
| Sysmiss | 3 |