| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 40 |
24.5%
|
| 2 | 17 |
10.4%
|
|
| 3 | 13 |
8%
|
|
| 4 | 12 |
7.4%
|
|
| 5 | 31 |
19%
|
|
| 6 | 15 |
9.2%
|
|
| 7 | 10 |
6.1%
|
|
| 8 | 13 |
8%
|
|
| 9 | 6 |
3.7%
|
|
| 10 | Very familiar | 6 |
3.7%
|
| Sysmiss | 4 |