| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 21 |
9.5%
|
| 2 | 6 |
2.7%
|
|
| 3 | 8 |
3.6%
|
|
| 4 | 9 |
4.1%
|
|
| 5 | 51 |
23.2%
|
|
| 6 | 16 |
7.3%
|
|
| 7 | 30 |
13.6%
|
|
| 8 | 23 |
10.5%
|
|
| 9 | 20 |
9.1%
|
|
| 10 | Very familiar | 36 |
16.4%
|
| Sysmiss | 1 |