| Value | Category | Cases | |
|---|---|---|---|
| 09 | 2 |
2.8%
|
|
| N1 | 8 |
11.1%
|
|
| N2 | 41 |
56.9%
|
|
| N3 | 15 |
20.8%
|
|
| N4 | 5 |
6.9%
|
|
| N5 | 1 |
1.4%
|