| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 2175 |
76.1%
|
| 1 | yes | 642 |
22.5%
|
| 8 | dk | 36 |
1.3%
|
| 9 | 5 |
0.2%
|
|
| 11 | .Z | 34653 |