| Value | Category | Cases | |
|---|---|---|---|
| 1 | Higher than usual | 80 |
4.9%
|
| 2 | The same as usual | 336 |
20.6%
|
| 3 | Less than usual | 1014 |
62.2%
|
| 4 | No income | 201 |
12.3%
|
| Sysmiss | 7817 |