| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 6588 |
38.1%
|
| 2 | Very little | 8967 |
51.9%
|
| 3 | To some extent | 1405 |
8.1%
|
| 4 | A lot | 318 |
1.8%
|
| 7 | N/A | 392 | |
| 8 | Invalid | 6 | |
| 9 | Missing | 463 |