| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 7426 |
42.9%
|
| 2 | Very little | 4565 |
26.4%
|
| 3 | To some extent | 3373 |
19.5%
|
| 4 | A lot | 1932 |
11.2%
|
| 7 | N/A | 378 | |
| 8 | Invalid | 7 | |
| 9 | Missing | 458 |