| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 680 |
51.3%
|
| 1 | Several days | 375 |
28.3%
|
| 2 | More than half the days | 127 |
9.6%
|
| 3 | Nearly every day | 143 |
10.8%
|
| 4 | Several days | 0 |
0%
|