| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at | 7 |
5.1%
|
| 2 | 8 |
5.8%
|
|
| 3 | 7 |
5.1%
|
|
| 4 | 12 |
8.8%
|
|
| 5 | 16 |
11.7%
|
|
| 6 | 14 |
10.2%
|
|
| 7 | 20 |
14.6%
|
|
| 8 | 18 |
13.1%
|
|
| 9 | 12 |
8.8%
|
|
| 10 | Extremely familiar | 23 |
16.8%
|
| Sysmiss | 7 |