| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 23 |
0.2%
|
| 1 | Not at all | 2860 |
30.5%
|
| 2 | Slightly | 1613 |
17.2%
|
| 3 | Moderately | 2347 |
25%
|
| 4 | Very much | 1852 |
19.8%
|
| 5 | Extremely | 681 |
7.3%
|