| Value | Category | Cases | |
|---|---|---|---|
| N | 184 |
73.9%
|
|
| O | 11 |
4.4%
|
|
| P | 11 |
4.4%
|
|
| Q | 10 |
4%
|
|
| R | 3 |
1.2%
|
|
| X | 30 |
12%
|