| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 235 |
61.8%
|
| 1 | Several days | 110 |
28.9%
|
| 2 | More than half the days | 17 |
4.5%
|
| 3 | Nearly every day | 18 |
4.7%
|