| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 9 |
4.1%
|
| 2 | 4 |
1.8%
|
|
| 3 | 5 |
2.3%
|
|
| 4 | 12 |
5.5%
|
|
| 5 | 37 |
16.9%
|
|
| 6 | 13 |
5.9%
|
|
| 7 | 27 |
12.3%
|
|
| 8 | 34 |
15.5%
|
|
| 9 | 25 |
11.4%
|
|
| 10 | Very familiar | 53 |
24.2%
|
| Sysmiss | 2 |