| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 39 |
16.5%
|
| 2 | 31 |
13.1%
|
|
| 3 | 31 |
13.1%
|
|
| 4 | 24 |
10.2%
|
|
| 5 | 28 |
11.9%
|
|
| 6 | 24 |
10.2%
|
|
| 7 | 21 |
8.9%
|
|
| 8 | 13 |
5.5%
|
|
| 9 | 13 |
5.5%
|
|
| 10 | Very familiar | 12 |
5.1%
|
| Sysmiss | 24 |