| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 18 |
8.4%
|
| 2 | 12 |
5.6%
|
|
| 3 | 6 |
2.8%
|
|
| 4 | 21 |
9.8%
|
|
| 5 | 21 |
9.8%
|
|
| 6 | 17 |
7.9%
|
|
| 7 | 25 |
11.6%
|
|
| 8 | 30 |
14%
|
|
| 9 | 23 |
10.7%
|
|
| 10 | Very familiar | 42 |
19.5%
|
| Sysmiss | 5 |