| Value | Category | Cases | |
|---|---|---|---|
| 1 | Poor | 1381 |
8.5%
|
| 2 | Poor/mid | 2219 |
13.7%
|
| 3 | Mid | 3081 |
19%
|
| 4 | Mid/upper | 4015 |
24.7%
|
| 5 | Upper | 5560 |
34.2%
|