| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 194 |
65.3%
|
| 1 | Several days | 79 |
26.6%
|
| 2 | Over half the days | 19 |
6.4%
|
| 3 | Nearly every day | 5 |
1.7%
|
| Sysmiss | 23 |