| Value | Category | Cases | |
|---|---|---|---|
| 1 | Poorest 20% | 138 |
13.7%
|
| 2 | Second 20% | 173 |
17.2%
|
| 3 | Middle 20% | 206 |
20.5%
|
| 4 | Fourth 20% | 238 |
23.6%
|
| 5 | Richest 20% | 252 |
25%
|