| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 193 |
66.8%
|
| 1 | Several days | 54 |
18.7%
|
| 2 | Over half the days | 38 |
13.1%
|
| 3 | Nearly every day | 4 |
1.4%
|
| Sysmiss | 31 |