| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very familiar | 6 |
1.7%
|
| 2 | Somewhat familiar | 62 |
17.9%
|
| 3 | Somewhat unfamiliar | 113 |
32.6%
|
| 4 | Very unfamiliar | 46 |
13.3%
|
| 5 | Don't know | 120 |
34.6%
|
| Sysmiss | 13 |