| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 40 |
22.6%
|
| 2 | 9 |
5.1%
|
|
| 3 | 15 |
8.5%
|
|
| 4 | 9 |
5.1%
|
|
| 5 | 27 |
15.3%
|
|
| 6 | 12 |
6.8%
|
|
| 7 | 13 |
7.3%
|
|
| 8 | 19 |
10.7%
|
|
| 9 | 9 |
5.1%
|
|
| 10 | Very familiar | 6 |
3.4%
|
| NA | 18 |
10.2%
|