| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 1367 |
85.9%
|
| 2 | Several days | 212 |
13.3%
|
| 3 | More than half the days | 7 |
0.4%
|
| 4 | Nearly every day | 6 |
0.4%
|