| Value | Category | Cases | |
|---|---|---|---|
| B | 41 |
9.5%
|
|
| BG | 2 |
0.5%
|
|
| C | 2 |
0.5%
|
|
| E | 2 |
0.5%
|
|
| G | 27 |
6.3%
|
|
| W | 353 |
81.9%
|
|
| Z | 4 |
0.9%
|