| Value | Category | Cases | |
|---|---|---|---|
| 1 | LOW INCOME | 169 |
10%
|
| 2 | MIDDLE INCOME | 776 |
45.9%
|
| 3 | UPPER INCOME | 49 |
2.9%
|
| 9 | DONT KNOW | 697 |
41.2%
|
| Sysmiss | 1097 |