| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 710 |
53.6%
|
| 1 | Several days | 315 |
23.8%
|
| 2 | More than half the days | 105 |
7.9%
|
| 3 | Nearly every day | 195 |
14.7%
|
| 4 | Several days | 0 |
0%
|