| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 1 |
0.7%
|
| 2 | 6 |
4.4%
|
|
| 3 | 6 |
4.4%
|
|
| 4 | 7 |
5.1%
|
|
| 5 | 20 |
14.6%
|
|
| 6 | 17 |
12.4%
|
|
| 7 | 23 |
16.8%
|
|
| 8 | 23 |
16.8%
|
|
| 9 | 15 |
10.9%
|
|
| 10 | Extremely familiar | 19 |
13.9%
|
| Sysmiss | 4 |