| Value | Category | Cases | |
|---|---|---|---|
| 1 | Wealthy | 460 |
4.6%
|
| 2 | middle | 6936 |
69.9%
|
| 3 | Poor | 1765 |
17.8%
|
| 4 | very poor | 759 |
7.6%
|
| Sysmiss | 6 |