| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 1382 |
57.4%
|
| 2 | Several days | 678 |
28.2%
|
| 3 | More than half the days | 226 |
9.4%
|
| 4 | Nearly everyday | 122 |
5.1%
|