| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 Low knowledge | 0 |
0%
|
| 2 | 2 | 0 |
0%
|
| 3 | 3 | 2 |
0.7%
|
| 4 | 4 | 1 |
0.3%
|
| 5 | 5 | 8 |
2.6%
|
| 6 | 6 | 6 |
2%
|
| 7 | 7 | 32 |
10.6%
|
| 8 | 8 | 76 |
25.2%
|
| 9 | 9 | 64 |
21.2%
|
| 10 | 10 High knowledge | 113 |
37.4%
|