| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 2 |
0.4%
|
| 2 | Small extent | 64 |
13.4%
|
| 3 | Medium extent | 239 |
50.2%
|
| 4 | To a high extent | 171 |
35.9%
|
| Sysmiss | 274 |