| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 1 |
0.8%
|
| 3 | 2 |
1.5%
|
|
| 4 | 3 |
2.3%
|
|
| 5 | 6 |
4.6%
|
|
| 6 | 14 |
10.8%
|
|
| 7 | 16 |
12.3%
|
|
| 8 | 33 |
25.4%
|
|
| 9 | 24 |
18.5%
|
|
| 10 | Extremely familiar | 31 |
23.8%
|
| Sysmiss | 8 |