| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 4 |
2.9%
|
| 2 | 3 |
2.2%
|
|
| 3 | 2 |
1.4%
|
|
| 4 | 4 |
2.9%
|
|
| 5 | 15 |
10.8%
|
|
| 6 | 16 |
11.5%
|
|
| 7 | 28 |
20.1%
|
|
| 8 | 24 |
17.3%
|
|
| 9 | 24 |
17.3%
|
|
| 10 | Extremely familiar | 19 |
13.7%
|
| Sysmiss | 5 |