| Value | Category | Cases | |
|---|---|---|---|
| 1 | very well | 33 |
1.5%
|
| 2 | fairly well | 208 |
9.5%
|
| 3 | not very well | 232 |
10.5%
|
| 4 | not at all well | 376 |
17.1%
|
| 5 | do not know enough about them | 1348 |
61.3%
|
| 6 | never heard of | 3 |
0.1%
|