| Value | Category | Cases | |
|---|---|---|---|
| 1 | rich | 61 |
0.3%
|
| 2 | high middle | 936 |
4.3%
|
| 3 | middle | 8688 |
40.1%
|
| 4 | low middle | 8170 |
37.7%
|
| 5 | poor | 3345 |
15.4%
|
| 6 | very poor | 488 |
2.3%
|
| Sysmiss | 11394 |