| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at | 7 |
5.1%
|
| 2 | 5 |
3.6%
|
|
| 3 | 8 |
5.8%
|
|
| 4 | 11 |
8%
|
|
| 5 | 13 |
9.4%
|
|
| 6 | 13 |
9.4%
|
|
| 7 | 19 |
13.8%
|
|
| 8 | 17 |
12.3%
|
|
| 9 | 19 |
13.8%
|
|
| 10 | Extremely familiar | 26 |
18.8%
|
| Sysmiss | 6 |