| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 19 |
6.1%
|
| 2 | 7 |
2.2%
|
|
| 3 | 10 |
3.2%
|
|
| 4 | 9 |
2.9%
|
|
| 5 | 30 |
9.6%
|
|
| 6 | 39 |
12.5%
|
|
| 7 | 42 |
13.5%
|
|
| 8 | 60 |
19.2%
|
|
| 9 | 28 |
9%
|
|
| 10 | Very familiar | 68 |
21.8%
|
| Sysmiss | 3 |