| Value | Category | Cases | |
|---|---|---|---|
| a | 1315 |
66.9%
|
|
| ab | 310 |
15.8%
|
|
| abd | 11 |
0.6%
|
|
| ad | 40 |
2%
|
|
| b | 208 |
10.6%
|
|
| c | 22 |
1.1%
|
|
| d | 61 |
3.1%
|