| Value | Category | Cases | |
|---|---|---|---|
| 1 | High | 10 |
4.3%
|
| 2 | Average | 13 |
5.7%
|
| 3 | Low | 81 |
35.2%
|
| 4 | None | 126 |
54.8%
|
| Sysmiss | 77 |