| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 13 |
5.2%
|
| 2 | Small extent | 32 |
12.8%
|
| 3 | Medium extent | 104 |
41.6%
|
| 4 | To a high extent | 101 |
40.4%
|
| Sysmiss | 500 |