| Value | Category | Cases | |
|---|---|---|---|
| 1 | NOT AT ALL | 5 |
2.5%
|
| 2 | SMALL EXTENT | 32 |
16.2%
|
| 3 | MEDIUM EXTENT | 88 |
44.4%
|
| 4 | HIGH EXTENT | 73 |
36.9%
|
| Sysmiss | 2011 |