| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 7 |
0.6%
|
| -1 | Don't know | 4 |
0.3%
|
| 1 | Low | 302 |
24.7%
|
| 2 | Medium | 823 |
67.3%
|
| 3 | High | 87 |
7.1%
|