| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 38 |
19.5%
|
| 1 | Several days | 57 |
29.2%
|
| 2 | More than half the days | 44 |
22.6%
|
| 3 | Nearly every day | 56 |
28.7%
|