| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 39 |
17.6%
|
| 2 | 15 |
6.8%
|
|
| 3 | 16 |
7.2%
|
|
| 4 | 14 |
6.3%
|
|
| 5 | 34 |
15.3%
|
|
| 6 | 24 |
10.8%
|
|
| 7 | 17 |
7.7%
|
|
| 8 | 19 |
8.6%
|
|
| 9 | 21 |
9.5%
|
|
| 10 | Very familiar | 23 |
10.4%
|
| Sysmiss | 15 |