| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 18 |
4.7%
|
| 2 | 11 |
2.9%
|
|
| 3 | 11 |
2.9%
|
|
| 4 | 16 |
4.2%
|
|
| 5 | 56 |
14.6%
|
|
| 6 | 40 |
10.4%
|
|
| 7 | 67 |
17.4%
|
|
| 8 | 67 |
17.4%
|
|
| 9 | 35 |
9.1%
|
|
| 10 | Very familiar | 63 |
16.4%
|
| Sysmiss | 45 |