| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 6637 |
36.6%
|
| 2 | Very little | 9163 |
50.6%
|
| 3 | To some extent | 2113 |
11.7%
|
| 4 | A lot | 213 |
1.2%
|
| 7 | N/A | 369 | |
| 8 | Invalid | 5 | |
| 9 | Miss | 141 |