| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 6668 |
38.6%
|
| 2 | Very little | 7893 |
45.7%
|
| 3 | To some extent | 2096 |
12.1%
|
| 4 | A lot | 610 |
3.5%
|
| 7 | N/A | 391 | |
| 8 | Invalid | 6 | |
| 9 | Missing | 475 |