| Value | Category | Cases | |
|---|---|---|---|
| 1 | poorest | 1131 |
17.4%
|
| 2 | poorer | 1260 |
19.3%
|
| 3 | middle | 1340 |
20.6%
|
| 4 | richer | 1398 |
21.5%
|
| 5 | richest | 1384 |
21.2%
|