| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 98 |
33.9%
|
| 1 | Several days | 125 |
43.3%
|
| 2 | Over half the days | 45 |
15.6%
|
| 3 | Nearly every day | 21 |
7.3%
|
| Sysmiss | 31 |