| Value | Category | Cases | |
|---|---|---|---|
| 1 | LOW INCOME | 179 |
11.3%
|
| 2 | MIDDLE INCOME | 216 |
13.6%
|
| 3 | UPPER INCOME | 422 |
26.6%
|
| 9 | DONT KNOW | 769 |
48.5%
|
| Sysmiss | 1202 |