| Value | Category | Cases | |
|---|---|---|---|
| -97 | Not Applicable | 236 |
11.9%
|
| -95 | Refused | 22 |
1.1%
|
| 0 | Not at all | 747 |
37.7%
|
| 1 | Small extent | 223 |
11.3%
|
| 2 | Medium extent | 547 |
27.6%
|
| 3 | High extent | 205 |
10.4%
|
| Sysmiss | 755 |