| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 40 |
6.4%
|
| 2 | Small extent | 134 |
21.5%
|
| 3 | Medium extent | 312 |
50%
|
| 4 | To a high extent | 138 |
22.1%
|
| Sysmiss | 126 |