| Value | Category | Cases | |
|---|---|---|---|
| 1 | not at all | 2077 |
75.9%
|
| 2 | Several days | 459 |
16.8%
|
| 3 | More than half the days | 113 |
4.1%
|
| 4 | Nearly every day | 87 |
3.2%
|