| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 1541 |
73%
|
| 1 | Several days | 427 |
20.2%
|
| 2 | More than half the days | 70 |
3.3%
|
| 3 | Nearly every day | 73 |
3.5%
|
| Sysmiss | 1 |