| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 20 |
8.1%
|
| 2 | 6 |
2.4%
|
|
| 3 | 12 |
4.9%
|
|
| 4 | 9 |
3.7%
|
|
| 5 | 30 |
12.2%
|
|
| 6 | 22 |
8.9%
|
|
| 7 | 24 |
9.8%
|
|
| 8 | 39 |
15.9%
|
|
| 9 | 16 |
6.5%
|
|
| 10 | Extremely familiar | 68 |
27.6%
|
| Sysmiss | 11 |