| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 8 |
4.6%
|
| 2 | 11 |
6.3%
|
|
| 3 | 8 |
4.6%
|
|
| 4 | 8 |
4.6%
|
|
| 5 | 22 |
12.6%
|
|
| 6 | 15 |
8.6%
|
|
| 7 | 24 |
13.8%
|
|
| 8 | 23 |
13.2%
|
|
| 9 | 32 |
18.4%
|
|
| 10 | Very familiar | 23 |
13.2%
|
| Sysmiss | 6 |