| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 11566 |
66%
|
| 2 | Very little | 3723 |
21.2%
|
| 3 | To some extent | 1772 |
10.1%
|
| 4 | A lot | 469 |
2.7%
|
| 7 | N/A | 378 | |
| 8 | Invalid | 2 | |
| 9 | Missing | 229 |