| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 105 |
40.5%
|
| 1 | Several days | 123 |
47.5%
|
| 2 | Over half the days | 18 |
6.9%
|
| 3 | Nearly every day | 13 |
5%
|
| Sysmiss | 61 |