| Value | Category | Cases | |
|---|---|---|---|
| -2 | RA | 57 |
2.8%
|
| 1 | Not at all | 1345 |
67%
|
| 2 | Several days | 303 |
15.1%
|
| 3 | More than half of the days | 47 |
2.3%
|
| 4 | Nearly every day | 255 |
12.7%
|