| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 43 |
23.6%
|
| 1 | Several days | 47 |
25.8%
|
| 2 | More than half the days | 38 |
20.9%
|
| 3 | Nearly every day | 54 |
29.7%
|