| Value | Category | Cases | |
|---|---|---|---|
| 1 | higher than usual | 178 |
12.8%
|
| 2 | the same as usual | 582 |
41.8%
|
| 3 | less than usual | 340 |
24.4%
|
| 4 | no income | 292 |
21%
|
| Sysmiss | 1111 |