| Value | Category | Cases | |
|---|---|---|---|
| 1 | higher than usual | 29 |
11.5%
|
| 2 | the same as usual | 113 |
44.7%
|
| 3 | less than usual | 96 |
37.9%
|
| 4 | no income | 15 |
5.9%
|
| Sysmiss | 2629 |