| Value | Category | Cases | |
|---|---|---|---|
| 1 | LOW INCOME | 239 |
13.4%
|
| 2 | MIDDLE INCOME | 922 |
51.8%
|
| 3 | UPPER INCOME | 7 |
0.4%
|
| 9 | DONT KNOW | 613 |
34.4%
|
| Sysmiss | 1007 |