| Value | Category | Cases | |
|---|---|---|---|
| N1 | 2804 |
69.2%
|
|
| N2 | 701 |
17.3%
|
|
| N3 | 337 |
8.3%
|
|
| N4 | 104 |
2.6%
|
|
| N5 | 72 |
1.8%
|
|
| N6 | 14 |
0.3%
|
|
| N7 | 20 |
0.5%
|