| Value | Category | Cases | |
|---|---|---|---|
| 0 | 26 |
27.1%
|
|
| 1 | 2 |
2.1%
|
|
| 9 | 2 |
2.1%
|
|
| N1 | 14 |
14.6%
|
|
| N15 | 1 |
1%
|
|
| N2 | 23 |
24%
|
|
| N3 | 8 |
8.3%
|
|
| N4 | 15 |
15.6%
|
|
| N5 | 3 |
3.1%
|
|
| N7 | 2 |
2.1%
|