| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 3 |
2.9%
|
| 2 | 6 |
5.7%
|
|
| 3 | 0 |
0%
|
|
| 4 | 5 |
4.8%
|
|
| 5 | 7 |
6.7%
|
|
| 6 | 10 |
9.5%
|
|
| 7 | 16 |
15.2%
|
|
| 8 | 16 |
15.2%
|
|
| 9 | 15 |
14.3%
|
|
| 10 | Very familiar | 27 |
25.7%
|