| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 10186 |
56.4%
|
| 2 | Very little | 6104 |
33.8%
|
| 3 | To some extent | 1155 |
6.4%
|
| 4 | A lot | 611 |
3.4%
|
| 7 | N/A | 369 | |
| 8 | Invalid | 8 | |
| 9 | Miss | 208 |