| Value | Category | Cases | |
|---|---|---|---|
| 1 | High | 4 |
1.5%
|
| 2 | Average | 4 |
1.5%
|
| 3 | Low | 40 |
14.9%
|
| 4 | None | 221 |
82.2%
|
| Sysmiss | 53 |