| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1.Higher than usual | 39 |
5.8%
|
| 2 | 2.The same as usual | 124 |
18.3%
|
| 3 | 3.Less than usual | 484 |
71.6%
|
| 4 | 4.No income | 20 |
3%
|
| 9 | 9.MISSING | 9 |
1.3%
|
| Sysmiss | 3695 |