| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 189 |
65.4%
|
| 1 | Several days | 69 |
23.9%
|
| 2 | Over half the days | 28 |
9.7%
|
| 3 | Nearly every day | 3 |
1%
|
| Sysmiss | 31 |