| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 18 |
0.2%
|
| 1 | Not at all | 1980 |
21.1%
|
| 2 | Slightly | 1734 |
18.5%
|
| 3 | Moderately | 2491 |
26.6%
|
| 4 | Very much | 1624 |
17.3%
|
| 5 | Extremely | 1529 |
16.3%
|