| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 8 |
3.6%
|
| 2 | 4 |
1.8%
|
|
| 3 | 5 |
2.3%
|
|
| 4 | 14 |
6.4%
|
|
| 5 | 43 |
19.5%
|
|
| 6 | 9 |
4.1%
|
|
| 7 | 28 |
12.7%
|
|
| 8 | 39 |
17.7%
|
|
| 9 | 23 |
10.5%
|
|
| 10 | Very familiar | 47 |
21.4%
|
| Sysmiss | 1 |