| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 9 |
6%
|
| 2 | 8 |
5.4%
|
|
| 3 | 17 |
11.4%
|
|
| 4 | 5 |
3.4%
|
|
| 5 | 23 |
15.4%
|
|
| 6 | 15 |
10.1%
|
|
| 7 | 28 |
18.8%
|
|
| 8 | 21 |
14.1%
|
|
| 9 | 10 |
6.7%
|
|
| 10 | Very familiar | 13 |
8.7%
|