| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 3 |
2.4%
|
| 2 | 5 |
4%
|
|
| 3 | 4 |
3.2%
|
|
| 4 | 9 |
7.2%
|
|
| 5 | 7 |
5.6%
|
|
| 6 | 6 |
4.8%
|
|
| 7 | 21 |
16.8%
|
|
| 8 | 27 |
21.6%
|
|
| 9 | 24 |
19.2%
|
|
| 10 | Extremely familiar | 19 |
15.2%
|
| Sysmiss | 9 |