| Value | Category | Cases | |
|---|---|---|---|
| B | 37 |
8.6%
|
|
| BG | 1 |
0.2%
|
|
| E | 2 |
0.5%
|
|
| G | 25 |
5.8%
|
|
| W | 363 |
84.2%
|
|
| Z | 3 |
0.7%
|