| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't Know | 1 |
0.4%
|
| 1 | Higher | 30 |
10.6%
|
| 2 | The same | 118 |
41.8%
|
| 3 | Less | 110 |
39%
|
| 4 | No income | 23 |
8.2%
|
| Sysmiss | 1218 |