| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 7518 |
43.4%
|
| 2 | Very little | 4554 |
26.3%
|
| 3 | To some extent | 3319 |
19.2%
|
| 4 | A lot | 1919 |
11.1%
|
| 7 | N/A | 377 | |
| 8 | Invalid | 3 | |
| 9 | Missing | 449 |