| Value | Category | Cases | |
|---|---|---|---|
| 1 | Increased | 543 |
12.8%
|
| 2 | Stayed the same | 1185 |
27.9%
|
| 3 | Decreased somewhat | 939 |
22.1%
|
| 4 | Decreased by half | 568 |
13.4%
|
| 5 | Decreased by more than half | 422 |
10%
|
| 6 | No income anymore | 584 |
13.8%
|