| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 1296 |
83.9%
|
| 2 | Several days | 192 |
12.4%
|
| 3 | More than half the days | 40 |
2.6%
|
| 4 | Nearly every day | 17 |
1.1%
|