| Value | Category | Cases | |
|---|---|---|---|
| 1 | Grade 1 | 50 |
25.4%
|
| 2 | Grade 2 | 52 |
26.4%
|
| 3 | Grade 3 | 57 |
28.9%
|
| 4 | Not performed | 0 |
0%
|
| 5 | Not assessable / information missing | 38 |
19.3%
|