| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 4 |
2.8%
|
| 2 | 4 |
2.8%
|
|
| 3 | 13 |
9%
|
|
| 4 | 9 |
6.2%
|
|
| 5 | 21 |
14.5%
|
|
| 6 | 15 |
10.3%
|
|
| 7 | 30 |
20.7%
|
|
| 8 | 26 |
17.9%
|
|
| 9 | 10 |
6.9%
|
|
| 10 | Extremely familiar | 13 |
9%
|
| Sysmiss | 11 |