| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 155 |
59.8%
|
| 1 | Several days | 89 |
34.4%
|
| 2 | Over half the days | 8 |
3.1%
|
| 3 | Nearly every day | 7 |
2.7%
|
| Sysmiss | 61 |