| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 3355 |
19.2%
|
| 2 | Very little | 8412 |
48.2%
|
| 3 | To some extent | 4550 |
26%
|
| 4 | A lot | 1151 |
6.6%
|
| 7 | N/A | 391 | |
| 8 | Invalid | 7 | |
| 9 | Missing | 273 |