| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 2 |
1.4%
|
| 2 | 9 |
6.2%
|
|
| 3 | 9 |
6.2%
|
|
| 4 | 8 |
5.5%
|
|
| 5 | 12 |
8.3%
|
|
| 6 | 14 |
9.7%
|
|
| 7 | 31 |
21.4%
|
|
| 8 | 27 |
18.6%
|
|
| 9 | 18 |
12.4%
|
|
| 10 | Extremely familiar | 15 |
10.3%
|
| -99 | 1 | ||
| Sysmiss | 13 |