| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 1294 |
84.6%
|
| 1 | Several days | 141 |
9.2%
|
| 2 | More than half the days | 75 |
4.9%
|
| 3 | Nearly every day | 20 |
1.3%
|