| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 3962 |
21.9%
|
| 2 | Very little | 9097 |
50.2%
|
| 3 | To some extent | 4477 |
24.7%
|
| 4 | A lot | 568 |
3.1%
|
| 7 | N/A | 369 | |
| 8 | Invalid | 3 | |
| 9 | Miss | 165 |