| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 5657 |
39.4%
|
| 2 | Very little | 4203 |
29.3%
|
| 3 | To some extent | 3146 |
21.9%
|
| 4 | A lot | 703 |
4.9%
|
| 7 | N/A | 373 |
2.6%
|
| 8 | Invalid | 12 |
0.1%
|
| 9 | Missing | 271 |
1.9%
|