| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 3513 |
24.5%
|
| 2 | Very little | 4711 |
32.8%
|
| 3 | To some extent | 3857 |
26.8%
|
| 4 | A lot | 1720 |
12%
|
| 7 | N/A | 372 |
2.6%
|
| 8 | Invalid | 7 |
0%
|
| 9 | Missing | 185 |
1.3%
|