| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 1 |
0.6%
|
| 2 | 5 |
2.9%
|
|
| 3 | 9 |
5.3%
|
|
| 4 | 9 |
5.3%
|
|
| 5 | 23 |
13.5%
|
|
| 6 | 20 |
11.8%
|
|
| 7 | 31 |
18.2%
|
|
| 8 | 30 |
17.6%
|
|
| 9 | 20 |
11.8%
|
|
| 10 | Extremely familiar | 22 |
12.9%
|
| -99 | 3 | ||
| Sysmiss | 10 |