| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 2 |
0.6%
|
| 2 | Low | 14 |
4.4%
|
| 3 | High | 235 |
74.4%
|
| 4 | Certain | 65 |
20.6%
|
| 9 | Missing | 0 |
0%
|