| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 4 |
1.7%
|
| 2 | 2 |
0.8%
|
|
| 3 | 6 |
2.5%
|
|
| 4 | 4 |
1.7%
|
|
| 5 | 14 |
5.9%
|
|
| 6 | 18 |
7.6%
|
|
| 7 | 53 |
22.5%
|
|
| 8 | 54 |
22.9%
|
|
| 9 | 35 |
14.8%
|
|
| 10 | Very familiar | 46 |
19.5%
|