| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 1 |
0.7%
|
| 3 | 7 |
5.2%
|
|
| 4 | 6 |
4.4%
|
|
| 5 | 10 |
7.4%
|
|
| 6 | 11 |
8.1%
|
|
| 7 | 24 |
17.8%
|
|
| 8 | 22 |
16.3%
|
|
| 9 | 34 |
25.2%
|
|
| 10 | Extremely familiar | 20 |
14.8%
|
| Sysmiss | 3 |