| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 2430 |
24.4%
|
| 2 | Very little | 5389 |
54.1%
|
| 3 | To some extent | 1823 |
18.3%
|
| 4 | A lot | 319 |
3.2%
|
| 7 | N/A | 273 | |
| 8 | Invalid | 2 | |
| 9 | Missing | 111 |