| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 206 |
54.2%
|
| 1 | Several days | 139 |
36.6%
|
| 2 | More than half the days | 10 |
2.6%
|
| 3 | Nearly every day | 25 |
6.6%
|