| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 3970 |
27.6%
|
| 2 | Very little | 3867 |
26.9%
|
| 3 | To some extent | 3768 |
26.2%
|
| 4 | A lot | 2186 |
15.2%
|
| 7 | N/A | 373 |
2.6%
|
| 8 | Invalid | 15 |
0.1%
|
| 9 | Missing | 186 |
1.3%
|