| Value | Category | Cases | |
|---|---|---|---|
| 1 | not at all | 2204 |
80.6%
|
| 2 | Several days | 376 |
13.7%
|
| 3 | More than half the days | 89 |
3.3%
|
| 4 | Nearly every day | 67 |
2.4%
|