| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 7 |
6.7%
|
| 2 | 6 |
5.7%
|
|
| 3 | 14 |
13.3%
|
|
| 4 | 6 |
5.7%
|
|
| 5 | 18 |
17.1%
|
|
| 6 | 17 |
16.2%
|
|
| 7 | 21 |
20%
|
|
| 8 | 11 |
10.5%
|
|
| 9 | 3 |
2.9%
|
|
| 10 | Extremely familiar | 2 |
1.9%
|
| Sysmiss | 17 |