| Value | Category | Cases | |
|---|---|---|---|
| 1 | Decreased by less than half of the usual income | 38 |
25.3%
|
| 2 | Decreased by about half of the usual income | 69 |
46%
|
| 3 | Decreased by more than half of the usual income | 43 |
28.7%
|
| Sysmiss | 1972 |