| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 4 |
2.9%
|
| 2 | 4 |
2.9%
|
|
| 3 | 16 |
11.8%
|
|
| 4 | 9 |
6.6%
|
|
| 5 | 21 |
15.4%
|
|
| 6 | 22 |
16.2%
|
|
| 7 | 20 |
14.7%
|
|
| 8 | 22 |
16.2%
|
|
| 9 | 7 |
5.1%
|
|
| 10 | Extremely familiar | 11 |
8.1%
|
| Sysmiss | 12 |