| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 28 |
11.5%
|
| 2 | 15 |
6.2%
|
|
| 3 | 18 |
7.4%
|
|
| 4 | 17 |
7%
|
|
| 5 | 35 |
14.4%
|
|
| 6 | 24 |
9.9%
|
|
| 7 | 30 |
12.3%
|
|
| 8 | 33 |
13.6%
|
|
| 9 | 16 |
6.6%
|
|
| 10 | Very familiar | 27 |
11.1%
|
| Sysmiss | 17 |