| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 3246 |
17.9%
|
| 2 | Very little | 8437 |
46.5%
|
| 3 | To some extent | 5194 |
28.6%
|
| 4 | A lot | 1264 |
7%
|
| 7 | N/A | 369 | |
| 8 | Invalid | 8 | |
| 9 | Miss | 123 |