| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very weak | 143 |
8.4%
|
| 2 | Weak | 118 |
6.9%
|
| 3 | Average | 353 |
20.6%
|
| 4 | High | 462 |
27%
|
| 5 | Very high | 634 |
37.1%
|