| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 32 |
3.2%
|
| 1 | Not at all | 743 |
74.4%
|
| 2 | Slightly | 60 |
6%
|
| 3 | Moderately | 121 |
12.1%
|
| 4 | Very much | 35 |
3.5%
|
| 5 | Extremely | 7 |
0.7%
|