| Value | Category | Cases | |
|---|---|---|---|
| 1 | lowest | 2225 |
16.8%
|
| 2 | second | 2296 |
17.3%
|
| 3 | middle | 2526 |
19.1%
|
| 4 | fourth | 2754 |
20.8%
|
| 5 | highest | 3438 |
26%
|