| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 9 |
3.9%
|
| 2 | 4 |
1.7%
|
|
| 3 | 13 |
5.6%
|
|
| 4 | 13 |
5.6%
|
|
| 5 | 22 |
9.4%
|
|
| 6 | 20 |
8.6%
|
|
| 7 | 31 |
13.3%
|
|
| 8 | 52 |
22.3%
|
|
| 9 | 43 |
18.5%
|
|
| 10 | Very familiar | 26 |
11.2%
|
| Sysmiss | 15 |