| Value | Category | Cases | |
|---|---|---|---|
| N1 | 2704 |
69.7%
|
|
| N2 | 645 |
16.6%
|
|
| N3 | 326 |
8.4%
|
|
| N4 | 126 |
3.2%
|
|
| N5 | 52 |
1.3%
|
|
| N6 | 10 |
0.3%
|
|
| N7 | 14 |
0.4%
|
|
| N8 | 1 |
0%
|