| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 3688 |
37.9%
|
| 2 | Very little | 2628 |
27%
|
| 3 | To some extent | 2305 |
23.7%
|
| 4 | A lot | 1115 |
11.5%
|
| 7 | N/A | 263 | |
| 8 | Invalid | 4 | |
| 9 | Missing | 344 |