| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 6 |
1%
|
| 2 | 3 |
0.5%
|
|
| 3 | 15 |
2.5%
|
|
| 4 | 23 |
3.8%
|
|
| 5 | 81 |
13.2%
|
|
| 6 | 91 |
14.9%
|
|
| 7 | 114 |
18.6%
|
|
| 8 | 84 |
13.7%
|
|
| 9 | 86 |
14.1%
|
|
| 10 | Very familiar | 109 |
17.8%
|
| Sysmiss | 12 |