| Value | Category | Cases | |
|---|---|---|---|
| 1 | High | 4 |
1.5%
|
| 2 | Average | 26 |
9.7%
|
| 3 | Low | 141 |
52.6%
|
| 4 | None | 97 |
36.2%
|
| Sysmiss | 54 |