| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 3833 |
38.5%
|
| 2 | Very little | 2985 |
30%
|
| 3 | To some extent | 2324 |
23.4%
|
| 4 | A lot | 803 |
8.1%
|
| 7 | N/A | 263 | |
| 8 | Invalid | 4 | |
| 9 | Missing | 135 |