| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 1488 |
70.5%
|
| 1 | Several days | 416 |
19.7%
|
| 2 | More than half the days | 85 |
4%
|
| 3 | Nearly every day | 122 |
5.8%
|
| Sysmiss | 1 |