| Value | Category | Cases | |
|---|---|---|---|
| -9 | 432 |
77.7%
|
|
| 1 | Satisfactory | 26 |
4.7%
|
| 2 | Good | 65 |
11.7%
|
| 3 | Average | 23 |
4.1%
|
| 4 | Poor | 8 |
1.4%
|
| 5 | Very Poor | 2 |
0.4%
|