| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 1619 |
76.7%
|
| 1 | Several days | 291 |
13.8%
|
| 2 | More than half the days | 51 |
2.4%
|
| 3 | Nearly every day | 150 |
7.1%
|
| Sysmiss | 1 |