| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 3041 |
21.2%
|
| 2 | Very little | 4589 |
31.9%
|
| 3 | To some extent | 4178 |
29.1%
|
| 4 | A lot | 1996 |
13.9%
|
| 7 | N/A | 373 |
2.6%
|
| 8 | Invalid | 8 |
0.1%
|
| 9 | Missing | 180 |
1.3%
|