| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 8 |
3.4%
|
| 2 | 10 |
4.3%
|
|
| 3 | 11 |
4.7%
|
|
| 4 | 14 |
6%
|
|
| 5 | 22 |
9.4%
|
|
| 6 | 19 |
8.2%
|
|
| 7 | 30 |
12.9%
|
|
| 8 | 45 |
19.3%
|
|
| 9 | 50 |
21.5%
|
|
| 10 | Very familiar | 24 |
10.3%
|
| Sysmiss | 15 |