| Value | Category | Cases | |
|---|---|---|---|
| -2 | RA | 49 |
2.4%
|
| 1 | Not at all | 1123 |
56%
|
| 2 | Several days | 395 |
19.7%
|
| 3 | More than half of the days | 55 |
2.7%
|
| 4 | Nearly every day | 385 |
19.2%
|