| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 3281 |
22.8%
|
| 2 | Very little | 4129 |
28.7%
|
| 3 | To some extent | 4104 |
28.6%
|
| 4 | A lot | 2260 |
15.7%
|
| 7 | N/A | 373 |
2.6%
|
| 8 | Invalid | 7 |
0%
|
| 9 | Missing | 211 |
1.5%
|