| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 6 |
5.7%
|
| 2 | 2 |
1.9%
|
|
| 3 | 6 |
5.7%
|
|
| 4 | 8 |
7.6%
|
|
| 5 | 7 |
6.7%
|
|
| 6 | 6 |
5.7%
|
|
| 7 | 20 |
19%
|
|
| 8 | 17 |
16.2%
|
|
| 9 | 16 |
15.2%
|
|
| 10 | Very familiar | 17 |
16.2%
|