| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 5 |
3.3%
|
| 2 | 6 |
3.9%
|
|
| 3 | 8 |
5.3%
|
|
| 4 | 9 |
5.9%
|
|
| 5 | 25 |
16.4%
|
|
| 6 | 9 |
5.9%
|
|
| 7 | 16 |
10.5%
|
|
| 8 | 17 |
11.2%
|
|
| 9 | 17 |
11.2%
|
|
| 10 | Very familiar | 40 |
26.3%
|