| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 125 |
43.3%
|
| 1 | Several days | 116 |
40.1%
|
| 2 | Over half the days | 35 |
12.1%
|
| 3 | Nearly every day | 13 |
4.5%
|
| Sysmiss | 31 |