| Value | Category | Cases | |
|---|---|---|---|
| 1 | rich | 23 |
0.1%
|
| 2 | high middle | 729 |
3.7%
|
| 3 | middle | 8102 |
41.2%
|
| 4 | low middle | 7467 |
38%
|
| 5 | poor | 2904 |
14.8%
|
| 6 | very poor | 447 |
2.3%
|
| Sysmiss | 12690 |