| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 650 |
49.1%
|
| 1 | Several days | 329 |
24.8%
|
| 2 | More than half the days | 158 |
11.9%
|
| 3 | Nearly every day | 188 |
14.2%
|
| 4 | Several days | 0 |
0%
|