| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 278 |
73.2%
|
| 1 | Several days | 71 |
18.7%
|
| 2 | More than half the days | 7 |
1.8%
|
| 3 | Nearly every day | 24 |
6.3%
|