| Value | Category | Cases | |
|---|---|---|---|
| 1 | average | 8 |
27.6%
|
| 2 | low | 10 |
34.5%
|
| 3 | very low | 8 |
27.6%
|
| 4 | high | 2 |
6.9%
|
| 5 | very high | 1 |
3.4%
|