| Value | Category | Cases | |
|---|---|---|---|
| 99 | 1 |
0.2%
|
|
| N1 | 281 |
62.7%
|
|
| N2 | 98 |
21.9%
|
|
| N3 | 45 |
10%
|
|
| N4 | 15 |
3.3%
|
|
| N5 | 8 |
1.8%
|