| Value | Category | Cases | |
|---|---|---|---|
| 1 | higher than usual | 51 |
9.6%
|
| 2 | the same as usual | 239 |
45%
|
| 3 | less than usual | 209 |
39.4%
|
| 4 | no income | 32 |
6%
|
| Sysmiss | 2134 |