| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 2496 |
25.6%
|
| 2 | Very little | 4828 |
49.5%
|
| 3 | To some extent | 2204 |
22.6%
|
| 4 | A lot | 235 |
2.4%
|
| 7 | N/A | 273 | |
| 8 | Invalid | 1 | |
| 9 | Missing | 310 |