| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 4 |
3.1%
|
| 2 | 1 |
0.8%
|
|
| 3 | 6 |
4.6%
|
|
| 4 | 4 |
3.1%
|
|
| 5 | 11 |
8.4%
|
|
| 6 | 17 |
13%
|
|
| 7 | 15 |
11.5%
|
|
| 8 | 22 |
16.8%
|
|
| 9 | 25 |
19.1%
|
|
| 10 | Extremely familiar | 26 |
19.8%
|
| Sysmiss | 7 |