| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very poor | 1137 |
9.8%
|
| 2 | Poor | 1755 |
15.2%
|
| 3 | Average | 6027 |
52.2%
|
| 4 | Good | 1884 |
16.3%
|
| 5 | Very good | 649 |
5.6%
|
| 6 | Excellent | 93 |
0.8%
|