| Value | Category | Cases | |
|---|---|---|---|
| 1 | LOW INCOME | 230 |
13.9%
|
| 2 | MIDDLE INCOME | 715 |
43.2%
|
| 3 | UPPER INCOME | 22 |
1.3%
|
| 9 | DONT KNOW | 690 |
41.6%
|
| Sysmiss | 1131 |