| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 1079 |
67.8%
|
| 2 | Several days | 447 |
28.1%
|
| 3 | More than half the days | 40 |
2.5%
|
| 4 | Nearly every day | 26 |
1.6%
|