| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 234 |
81%
|
| 1 | Several days | 33 |
11.4%
|
| 2 | Over half the days | 18 |
6.2%
|
| 3 | Nearly every day | 4 |
1.4%
|
| Sysmiss | 31 |