| Value | Category | Cases | |
|---|---|---|---|
| 1 | LOW INCOME | 1510 |
62.9%
|
| 2 | MIDDLE INCOME | 322 |
13.4%
|
| 3 | UPPER INCOME | 57 |
2.4%
|
| 9 | DONT KNOW | 511 |
21.3%
|
| Sysmiss | 388 |