| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 6 |
5.1%
|
| 2 | 4 |
3.4%
|
|
| 3 | 10 |
8.5%
|
|
| 4 | 4 |
3.4%
|
|
| 5 | 18 |
15.3%
|
|
| 6 | 14 |
11.9%
|
|
| 7 | 18 |
15.3%
|
|
| 8 | 17 |
14.4%
|
|
| 9 | 10 |
8.5%
|
|
| 10 | Extremely familiar | 17 |
14.4%
|
| Sysmiss | 11 |