| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very much | 136 |
14.4%
|
| 2 | Some | 57 |
6%
|
| 3 | None | 39 |
4.1%
|
| 7 | Missing | 706 |
74.9%
|
| 9 | 5 |
0.5%
|