| Value | Category | Cases | |
|---|---|---|---|
| N1 | 28 |
28.9%
|
|
| N2 | 30 |
30.9%
|
|
| N3 | 26 |
26.8%
|
|
| N4 | 5 |
5.2%
|
|
| N5 | 3 |
3.1%
|
|
| N6 | 2 |
2.1%
|
|
| N7 | 2 |
2.1%
|
|
| N9 | 1 |
1%
|