| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 244 |
64.2%
|
| 1 | Several days | 101 |
26.6%
|
| 2 | More than half the days | 20 |
5.3%
|
| 3 | Nearly every day | 15 |
3.9%
|